PAGE SECTION 1: IMPORTANT INFORMATION 1-1 SECTION 2: SPECIFICATIONS/COMPONENT IDENTIFICATION 2-1 A. TECHNICAL SPECIFICATION SECTION 3: INSTALLATION PROCEDURES A. B. C. D. E. F. G. H. I. J. K. DIMENSION CLEARANCES MACHINE FOUNDATION MOUNTING BOLT INSTALLATION DRAIN CONNECTION ELECTRICAL INSTALLATION WATER CONNECTION STEAM CONNECTION EXTERNAL CHEMICAL SUPPLIES ELECTRICAL CONNECTIONS CONTROL FUNCTION TEST THEORY OF OPERATION SECTION 4: OPERATING INSTRUCTIONS A. B. C. D.
Anyone operation or servicing this machine must follow the safety rules in this manual. Particular attention must be paid to the DANGER, WARNING, and CAUTION blocks which appear throughout the manual The lightening flash and arrowhead within the triangle is a warning sign alerting you of the presence of dangerous. The exclamation point within the triangle is a warning sign alerting you of important instructions concerning the machine.
WARNING Crush hazard. Machine can lower suddenly with power ON or OFF and cause serious injury or death. Do not put any part of your body under machine unless you first secure safety supports and lockout/tagout machine. WARNING! Crush hazard. Machine can lower suddenly with power ON or OFF and cause serious injury or death.
IMPORTANT INFORMATION SECTION 1 IMPORTANT INFORMATION SA Series Washer – Extractors The SA line is the industrial freestanding washer – extractor series of machines from B&C Technologies Co., Ltd. It is an open pocket washer – extractor with a large door opening for easy and quick loading and unloading. It has been developed for the institutional and industrial market, and is suitable for commercial laundries, hotel, food processing plants, factories and other places where laundry might be process.
IMPORTANT INFORMATION Before machine is placed in operation, the door safety interlock must be checked for proper operation as follows: A. When the washer is energized electrically and in operation, the loading door must be locked in the closed position. Verify this by attempting to open the loading door when the machine is operating. If necessary, check the door safety interlock and sensors for proper operation. Consult the service manual, or call a qualified service technician if necessary. B.
IMPORTANT INFORMATION Safe Operation Environment Safe operation requires an appropriate operating environment for both the operator and the machine. If questions regarding safety arise, contact the factory. Environmental Conditions 1. Ambient temperature. Water in the machine will freeze at temperatures of 32 ºF (0 ºC) or below.
IMPORTANT INFORMATION Machine Location 1. Foundation. The concrete floor must be of sufficient strength and thickness to handle the floor loads generated by the machine at high extract speeds. 2. Service / Maintenance Space. Provide sufficient space to allow comfortable performance of service procedures and routine maintenance. This is especially important in connection with machine equipped with AC inverter driver. Consult installation instructions for specific details.
IMPORTANT INFORMATION Ensure that a ground wire from a proven earth ground is connected to the ground lug in the electrical junction box on this machine. Without proper grounding personal injury form electrical shock could occur and machine malfunctions may be evident. Computer – controlled machines must have a proper ground to prevent computer malfunctions. Always disconnect power and water supplies before a service technician performs any service procedure.
SPECIFICATION/COMPONENT IDENTIFICATION SECTION 2 SPECIFICATIONS/COMPONENT IDENTIFICATION Delivery inspection Upon delivery, visually inspect crate, protective cover, and unit for any visible shipping damage. If the crate, protective cover, or unit are damaged or signs of possible damage are evident, have the carrier note the condition on the shopping document before the shopping receipt is signed, or advise the carrier of the conditions as soon as it is discovered.
SPECIFICATION/COMPONENT IDENTIFICATION A. TECHNICAL SPECIFICATION SA 475 Technical Specifications Units MODEL SA 475 Tilt Metric US kg lbs 475 216 A – Width mm in 2620 103.15 B – Height mm in 2540 100 C – Depth mm in 2475 97.44 D – Tilted Height (2 – tilt) mm in 3040 119.7 Net Weight kg lbs 8550 18849.5 Domestic shipping weight kg lbs 8806 19414 Export shipping weight kg lbs 9100 20062 Diameter mm in 1622 63.85 Depth mm in 1025 40.
SPECIFICATION/COMPONENT IDENTIFICATION Units MODEL SA 475 Tilt Metric US Diameter mm in 1016 40 Height of door bottom above floor mm in 1611 63.43 1 1 DOOR OPENING AND HEIHGT: DRIVE INFORMATION: Number of motors Number Size of motor kW Hp 30 40 Hot water size DN in 50.8 2 Cold water size DN in 50.
INSTALLATION PROCEDURES SECTION 3 INSTALLATION PROCEDURES A. DIMENSION CLEARANCES When installing the washer – extractor, it is important to allow adequate clearance on all sides of the machine. When multiple machines are installed, it is important to allow for the specified minimum clearances between machines. The following table shows recommended minimum clearances for the various freestanding models. NOTE: The dimensions are approximate and subject to normal manufacturing tolerances.
INSTALLATION PROCEDURES B. MACHINE FOUNDATION Thoroughness of details must be stressed with all foundation work to insure a stable unit installation, eliminating possibilities of excessive vibrations during extraction. The machine must be anchored to a smooth level surface so that the entire base of the machine is supported and rest on the mounting surface. NOTE: Do not support the machine on only four points.
INSTALLATION PROCEDURES Figure.3-2 Foundation Bolt Location Figure.
INSTALLATION PROCEDURES C. MOUNTING BOLT INSTALLATION All washers – extractors must be secured by the use of machinery anchor bolts. High strength machinery anchors should be embedded in 3,500 psi (24,000 N/m2) reinforced concrete. See Figure. For detailed information regarding the machine anchor bolt, see the instructions included with the anchor bolts themselves. The following information is just an example.
INSTALLATION PROCEDURES Front side the machine Rear side the machine Figure.3-5 Location of transportation brackets inside the machine D. DRAIN CONNECTION A drain system of adequate capacity is essential to the machine performance. Ideally the water should empty through a 4 inches vented pipe directly into a sump or floor drain. A flexible connection must be made to a vented drain system to prevent an airlock or siphon effect. If proper drain size is not available or practical, a surge tank is required.
INSTALLATION PROCEDURES E. ELECTRICAL INSTALLATION The AC drive requires a clean power supply free from voltage spikes and surges. A voltage monitor should be sued to check incoming power. The customer’s local power company may provide such a monitor. The AC drive provides for an internal circuit breaker. A separate circuit breaker governs the control circuit.
INSTALLATION PROCEDURES The machine should be connected to an individual branch circuit not shared with lighting or other equipment. The connection should be shielded in a liquid tight or approved flexible conduit with proper conductor of correct size installed accordance with National Electrical Code (USA) or other applicable codes. The connection must the wiring diagram provided with the machine. See the Electrical Connection data Chart for correct wire sizes.
INSTALLATION PROCEDURES G. STEAM CONNECTION Never touch internal or external steam pipes, connections, or components. These surfaces can be extremely hot and will cause severe burns. The steam must be turned off and the pipe, connections, and components allowed to cool before the pope can be touched For machines equipped with optional steam heat, install piping in accordance with approved commercial steam practices. Steam requirements are shown in the table below.
INSTALLATION PROCEDURES I. ELECTRICAL CONNECTIONS Connection terminals are located in the rear control box for output signals to the chemical injection supply pump. Terminals SUPPLY 1 through SUPPLY 4 provide contact closings for external chemical supply pumps. The contact rating is maximum 3 amps at 24 – 220 V 50/60 Hz. Do not attempt to increase fuse rating as this cause damage to the washer – extractor circuitry.
INSTALLATION PROCEDURES K. THEORY OF OPERATION The SA models use a single – speed motor to drive the cylinder is supported via V – belts in all speeds. The cylinder is supported by two spherical roller bearings located in a bearing housing made of cast iron. The motor is controlled by the computer control located in the front and the AC inverter drive located in the rear panel. Any speed can be programmed for any wash cycle. Some speed ranges are blocked out for programming due to safety reasons.
OPERATING INSTRUCTIONS SECTION 4 OPERATING INSTRUCTIONS A. LOADING DIRTY ITEMS STEP 1: Select switch F turn to “Manual”. STEP 2: Select switch C turn to “Load” and release. STEP 3: Press and hold button G to open the door. STEP 4: Load dirty items. STEP 5: Press and hold button H to close the door. STEP 6: To return the machine to centre position use switch C turn to “Unload” and release. A B C D F E G H Figure.4-1 Controller Side B.
OPERATING INSTRUCTIONS C. UNLOADING WASHED ITEMS STEP 1: Select switch F turn to “Manual”. STEP 2: Select switch C turn to “Unload” and release. STEP 3: Press and hold button G to open the door. STEP 4: Unload clean items. Use button D for jog cylinder “Forward”, Use button E for jog cylinder “Reverse”. STEP 5: Press and hold button H to close the door. STEP 6: To return the machine to centre position use switch C turn to “Load” and release.
OPERATING INSTRUCTIONS Keypad INS 1 DEC 2 INC 3 TEMP 4 LEVEL 5 TIME 6 Number key, Insert Key. Enables a new cycle to be inserted in an existing program during programming. During operation, press and hold for cylinder RPM. Number key, Decrement Key. Lowers the current value during programming mode. Number key, Increment Key. Raises the current value during programming mode. If pressed simultaneously with the TEMP or LEVEL key, allows temporary modification. Number key, Temperature Key.
OPERATING INSTRUCTIONS ADVAN Advances to the next program step. During final spin, the remainder of the spin is aborted. If pressed before starting a program, it allows the operator to begin the program at any segment. During programming, skips to the next segment. ENTER Confirms settings in creation and editing of wash programs. During operation, shows the current segment or program number. DEL Deletes any selection or setting. RESET STOP Terminates the current activity (operation or programming).
OPERATING INSTRUCTIONS To access this mode, press START and RESET together, then at the prompt, key in the desired number.
OPERATING INSTRUCTIONS types: Prewash, Wash, Rinse, Spin and Unroll (Shakeout). Each cycle can be assigned a number between 1 and 99. 3. Creation of Wash Programs (27) Consists of putting the various cycles as programmed above together to form a complete wash program. Up to 30 programs can be stored each with 15 cycles (segments). Motor Programming To access the motor programming mode, press START and RESET together. The display shows: NO. ? Enter 45 at this prompt, followed by the ENTER key.
OPERATING INSTRUCTIONS New motor routine In this case, you are prompted to enter a clockwise rotation time with this message: T. FORWARD = S Enter the desired time in seconds, followed by the ENTER key. The display will change T. PAUSE = S Enter the desired time in seconds, followed by the ENTER key. The display will change T. BACKWARDS = S Enter the counterclockwise time in seconds, followed by the ENTER key.
OPERATING INSTRUCTIONS Notes on Motor Programming There are a number of different moles available for motor programming: 1. Forwards – Pause k – Backwards T. FORWARD = XXs T. PAUSE = XXs T. BACKWARDS = XXs 2. Forwards – Pause T. FORWARD = XXs T. PAUSE = XXs 3. Forwards T. FORWARD = XXs T. PAUSE = SO 4. Pause – Backwards T. FORWARD = SO T. PAUSE = XXs T. BACKWARDS = XXs 5. Backwards T. FORWARD = SO T. PAUSE = SO T.
OPERATING INSTRUCTIONS Motor Programming Flow Chart 4-9
OPERATING INSTRUCTIONS Cycle Programming Cycle libraries can be created for later use in the wash programming step. When the machine is stopped, press the START and RESET buttons together. The display is: No. ? Using the keypad, type 12 and press ENTER.
OPERATING INSTRUCTIONS To implement the cool down phase, five additional parameters must be entered. These are discussed in the next section. If you do not wish to activate the cool down phase press INC. the display will show: BALLOAD? NO You can now define for step 1 whether the load balancing is enabled. Load balancing is essentially a modulated fill.
OPERATING INSTRUCTIONS The display now shows: STORE? Pressing STOP will cancel the programming and abort any parameters you have entered. To save, press ENTER. Now the start of a new step will be indicated. For two seconds the display show: STAET STEP 2 The display then changes to: COOLING? NO At this point, you may continue assign steps to the cycle using the same programming sequence as used for step 1. If programming is complete, press STOP.
OPERATING INSTRUCTIONS be selected from 30 to 93 degrees C. Motor For the motor function, after pressing ENTER, you are asked to enter a motor function. When you have confirmed the selection with ENTER, the display shows: RPM = Enter the desired value and press ENTER to confirm. In Prewash, Wash, Rinse, and Unroll, the maximum speed is 100 RPM. Use Programming Code 207 to set maximum Spin RPM.
OPERATING INSTRUCTIONS Editing an existing cycle If the cycle you chose already exists, the display will show: ALREADY EXISTS! At this point, four choices are possible: 1. Choose another cycle by pressing STOP 2. Access the existing cycle by pressing ENTER. In this case, INC or DEC will display the various segments, and the configuration can be modified by using the ENTER and RESET keys as described in the previous section. 3. Insert one or more steps.
OPERATING INSTRUCTIONS ¾ The Program does not exist and must be created. ¾ The Program already exists and can be viewed and modified. Creating a new Wash Program The display reads. NOT FOUND! For two seconds, then: C1>? At this prompt, press ENTER. The display changes to: C1>PREWASH = ? Using the INC or DEC key, you can select the type of cycle to insert: Prewash, Wash, Spin, Rinse, and Unroll.
OPERATING INSTRUCTIONS Editing an Existing Program In the event the wash program already exists, the display will change to: ALREADY EXISTS! For two seconds, followed by the display of the program contents. For example: C1>RINSE = 1 By using the INC or DEC keys, the various cycles comprising the wash program can be viewed. The program can be modified, and cycles can be added or deleted. Deleting a Cycle Using the INC and DEC keys, find the cycle you wish to delete.
OPERATING INSTRUCTIONS Wash Program Creation Continued 4-17
OPERATING INSTRUCTIONS After power is applied to the machine, and the internal diagnostics are complete, the machine is ready for a program to be chosen. The display will show: PROGRAMN._ Using the keypad, type the number of the program you wish to run followed by the ENTER key. The display will change to show the fist cycle of the selected program: PRWH 1 EXECUT.? Press START to execute the program, or RESET to return to program selection.
OPERATING INSTRUCTIONS Single Step Execution A single step or cycle of a wash program can be executed. At the main prompt, enter zero for the program number. For two seconds, the display changes to: SINGLE CYCLE Then, using the INC and DEC keys, you may choose the cycle you wish to run (PREWASH, WASH, RINSE, SPIN, UNROLL). When you have selected you cycle, confirm by pressing ENTER. The display changes to: RUN? Pressing the START key will start the machine. Partial Program A program can be partially run.
OPERATING INSTRUCTIONS Water Level Refresh While a program is running, if the water level drops to a level which is 3 cm. below the target level, cold water will automatically be added to replenish the level. Unbalance If, during a spin segment, the load is excessively out of balance, the spin will stop, and a redistribution of the goods will take place. If three consecutive out of balances occur, the machine will end the program.
OPERATING INSTRUCTIONS Indicates the programmed temperature was not reached within the allotted time. The most common cause is a malfunctioning auxiliary heating system. A short WDT time and very cold water can also cause this problem. Pressing the START key will cancel the alarm. WDT LEVEL EXPIRED Indicates the programmed level was not reached within the allotted time.
OPERATING INSTRUCTIONS 205 16 or 24 relay output. 207 Maximum RPM. 209 Temperature hysterisis (1 – 10 degrees C). 3 degrees C is default. 210 Temperature displayed in degrees C. 211 Temperature displayed in degrees F. 212 Maximum water level (10 -100cm). 213 Minimum water level for heating (230cm). 214 Display number of hours in operation. 215 Display total number of programs run. 216 Display number of wash programs run since last maintenance request. 217 Reset maintenance request.
OPERATING INSTRUCTIONS Change Language Function 201 The control can display in 5 different languages. To change the language, use function 201. Upon entering the function, the display changes to: Lingua No. Type the number which corresponds to your language, followed by ENTER: 1. Italian 2. English 3. German 4. Spanish 5. French 16 or 24 Relays Function 205 Each time function 205 is entered, the controller toggles between 16 and 24 relay setup.
OPERATING INSTRUCTIONS exit without modification, press RESET. The allowable values are 11 to 100 cm. Minimum Level for Heat Function 213. This function sets the minimum allowable water level for heat to activate. Upon entering the function, the value will be displayed. To modify, press ENTER. Type the new value, and press ENTER again to confirm. Hours of Work Function 214 Entering function 214 displays the total number of hours the machine has operated. The display shows the value for about 3 seconds.
OPERATING INSTRUCTIONS Memory Erasure Function 181 Function 220 Partial or total clearing of the control memory is possible. Function 220 clears all programs and cycles, but machine parameters are not erased. Function 181 erases all programs and cycles, and also erases all machine parameters, thus reinitializing the control. After keying in the function, the display reads: “DELETE EEPROM?” Press ENTER to confirm. Press RESET to abort the procedure.
OPERATING INSTRUCTIONS 4. 221 5. ENTER the display now shows “COPY FROM M.CARD?” 6. Press ENTER The display now shows “COPY FROM CARD” followed by “COPY OK.” Disabling the Advance Key Function 225 This function disables the ADVAN key. This function toggles between enabled (YES) and disabled (NO). Default value is enabled (YES). Maximum Level in Spin Function 230 This function sets the maximum water level during execution of a spin. If you do not wish to modify the value, press RESET.
OPERATING INSTRUCTIONS Metric Conversions Fahrenheit to Centigrade F 86 87.8 89.6 91.4 93.2 95 96.8 98.6 100.4 102.2 104 105.8 107.6 109.4 111.2 113 114.8 116.6 118.4 120.2 122 123.8 125.6 127.4 C 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 F 129.2 131 132.8 134.6 136.4 138.2 140 141.8 143.6 145.4 147.2 149 150.8 152.6 154.4 156.2 158 159.8 161.6 163.4 165.2 167 168.8 170.6 C 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 4-27 F 172.4 174.2 176 177.
OPERATING INSTRUCTIONS Centimeters to Inches cm 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 in 0.39 0.79 1.18 1.57 1.97 2.36 2.76 3.15 3.54 3.94 4.33 4.72 5.12 5.51 5.91 6.3 6.69 7.09 7.48 7.87 cm 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 in 8.27 8.66 9.06 9.45 9.84 10.24 10.63 11.02 11.42 11.81 12.2 12.6 12.99 13.39 13.78 14.17 14.57 14.96 15.35 15.75 cm 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 in 16.14 16.54 16.93 17.32 17.72 18.11 18.5 18.9 19.29 19.
OPERATING INSTRUCTIONS Blank Programming Chart Prewash: Wash: 1 2 3 4 Rinse: 5 6 7 8 9 10 Spin: 11 12 13 14 15 Unroll: 16 17 18 19 20 21 Function Cooling Temp Cont Fill Drain Cold Water Hot Water Heating Detergent 1 Detergent 2 Detergent 3 Detergent 4 Detergent 5 Relay 16 Aux Fill Injection Flush Balancing Motor Profile Speed RPM Detergent 6 Detergent 7 Detergent 8 Aux Drain Relay 21 Relay 22 Relay 23 Relay 24 End Step Level cm Temp C Temperature Controlled Fill Cooling Level min
OPERATING INSTRUCTIONS Water Level Guide Machine SP-40 SP-60 SP-100 SI-110 SI-135 SI-200 SI-275 SI-300 SA-475 HI-85 HI-125 Cylinder Dia 0.680 m 0.790 m 0.940 m 0.940 m 1.092 m 1.169 m 1.321 m 1.321 m 1.629 m 0.914 m 1.060 m Offset 6 cm 6 cm 6 cm 10 cm 10 cm 10 cm 10 cm 10 cm 10 cm 10 cm 10 cm Low-15% 16 cm 6.4 in 18 cm 7.0 in 20 cm 7.9 in 24 cm 9.5 in 26 cm 10.4 in 28 cm 10.8 in 30 cm 11.7 in 30 cm 11.7 in 34 cm 13.6 in 24 cm 9.3 in 26 cm 10.2 in Med – 25% 23 cm 9.1 in 26 cm 10.1 in 30 cm 11.
OPERATING INSTRUCTIONS WC03 PROGRAM SPEEDS IN RPM FROM G-FORCE POINTS C. Oswald 01/26/05, rev. C Machine Cylinder Dia HE-30 0.612 m SP/HP/HE-40 0.680 m SP/HP/HE-60 0.790 m HE-80 0.924 m SP/HP-100 0.940 m SI-110 0.940 m SI-135 1.092 m SI-200 1.169 m SI-275 1.321 m SI-300 1.321 m SA-475 1.629 m 0.4 G 34.2 32.4 30.1 27.8 27.6 27.6 25.6 24.7 23.3 23.3 21.0 0.8 G 48.4 45.9 42.6 39.4 39.0 39.0 36.2 35.0 32.9 32.9 29.6 1.0 G 54.1 51.3 47.6 44.0 43.6 43.6 40.5 39.1 36.8 36.8 33.1 1.5 G 66.2 62.8 58.3 53.9 53.
MAINTENANCE SECTION 5 MAINTENANCE A. THE MACHINE MAINTENANCE Routine Maintenance Routine maintenance maximizes operating efficiency and minimizes downtime. The maintenance procedures described below will prolong the life of the machine and help prevent accidents. Daily, weekly, monthly, and quarterly checklists are provided at the end of this section. Laminate the checklists to preserve them for repeated copying.
MAINTENANCE NOTE: Leave loading door open at end of each complete cycle to allow moisture to evaporate. Unload the machine promptly after each completed cycle to prevent moisture build up. Weekly 1. 2. Check the machine for leaks. a. Start an unloaded cycle to fill the machine. b. Verify that door and door gaskets do not leak. c. Verify that the drain valve is operating. If water does not leak or during the prewash segment, drain valve is closed and functioning properly.
MAINTENANCE adjusting bolts and adjusting the belts to the proper tension. Then the bolts should be tightened. See figure. c. Verify that V – belts are properly aligned by checking pulley alignment. Place a straight edge across both pulley faces. The straight edge should make contact with pulleys in four places. See figure. Figure.5-1 Straight edge the V – belt 5. Remove back panel and check overflow hose and drain hose for leaks. 6.
MAINTENANCE a. If bare metal is showing, paint with primer or solvent – based paint. b. 4. If rust appears, remove it with sandpaper or chemical means. Then paint with primer or solvent-based paint. Clean steam filter, where applicable. See picture of steam filter. 1. Turn off steam supply and allow time for the value to cool if necessary. 2. Unscrew nut. 3. Remove element and clean. 4. Replace element and nut.
MAINTENANCE kind is not covered by the manufacturer warranty. Locate the pump below the washer’s injection point to prevent siphoning of chemicals into the machine. B. THE AC DRIVE MAINTENANCE Perform daily and periodic inspection to avoid trouble and keep reliable operation for a long time. Take care of the following during work. WARNING The electric charge in the DC bus capacitor may be being charged even after the power is turned off.
MAINTENANCE Table 5-1 Parts Replacement Judgment with Menu #5 “Maintenance Information” Parts to be replaced DC bus capacitor Judgement level 85% or lower of the capacitance than that of the factory setting Electrolytic capacitor on the printed circuit board. 61,000 hours or longer as accumulated run time Cooling fan (Applicable motor rating: 1.5 to 3.7 kW). 61,000 hours or longer as accumulated run time (Assumed life of cooling fan at ambient inverter temperature of 40ºC). 1.
DECOMMISSIONING SECTION 6 DECOMMISSIONING In the event that the machine must be decommissioned, follow the following steps: 1. 2. 3. 4. 5. 6. 7. Remove the chemical injection supply system, if applicable. a. Have a qualified electrician disconnect power to the chemical infection supply system and the re – circulation pump at their source. b. Using the manufacturer’s instructions, carefully remove the chemical injection supply system from the machine.
TROUBLE SHOOTING SECTION 7 TROUBLE SHOOTING Before Proceeding with Troubleshooting WARNING If any of the protective functions have been activated, first remove the cause. Then, after checking that the all run commands are set to off, reset the alarm. Note that if the alarm is reset while any run commands are set to on, the inverter any supply the power to the motor which may cause the motor to rotate. Injury may occur.
TROUBLE SHOOTING Quick reference table of alarm codes Alarm code Name Refer to OC1 Over current protection P.7-9 Over voltage protection P.7-10 LU Under voltage protection P.7-10 L in Input phase loss protection P.7-11 OPL Output phase loss protection P.7-12 OH1 Overheat protection for heat sink P.7-12 OH2 External alarm input P.7-13 OH4 PTC thermister for motor protection P.7-13 dbH Overheat protection for braking resistor P.7-14 OL1 Electronic thermal overload relay P.
TROUBLE SHOOTING If no alarm code appears on the LED monitor Motor is running abnormally 1. The motor does not rotate. Possible Causes 1. No power supplied to the inverter. 2. No forward / reverse operation command was inputted, or both the commands were inputted simultaneously (external signal operation). 3. No indication of rotation direction (keypad operation). 4. The inverter could not accept any run commands from the keypad since it was not in running mode. 5.
TROUBLE SHOOTING Possible Causes 7. A frequency command with higher priority than the one attempted was active. What to Check and Suggested Measures Check the higher priority run command with Menu #2 “Data checking” and Menu # 4 “I/O checking” using the keypad, referring to the block diagram of the drive command generator. * Refer the FRENIC – Mini User’s Manual (MEH446). → Correct any incorrect function code data settings (e.g. cancel the higher priority run command). 8.
TROUBLE SHOOTING Possible Causes 4. A frequency command with higher priority than the one attempted (e.g. multistep frequency, communications or jogging operation, etc.) was active and the set frequency was set to too low a value. 5. The acceleration / deceleration time was too long. 6. Overload 7. The current limiting operation did not increase the output frequency. 8. Bias and grain set incorrectly. 3.
TROUBLE SHOOTING 4. If the speed variation and current vibration (such as hunting) occur at the regular speed. Possible Causes 1. The frequency command fluctuated. 2. The external frequency command device was used. 3. The slip compensation gain was too large. 4. The vibration system having low stiffness in a load caused hunting or the current is irregular due to special motor constants. 5. If grating sound can be hard Possible Causes 1. The carrier frequency was set too low. 6.
TROUBLE SHOOTING Possible Causes What to Check and Suggested Measures Check the data of function code H69. 3. The automatic deceleration → Consider the use of a braking resistor. was active. → Increase the deceleration time (F08 and E11). Measure the output current. 4. Overload → Lighten the load. 5. Torque generated by the motor was insufficient. Check that the motor starts running if the value of the torque boost (F09) is increased. → Increase the value of the torque boost (F09). 6.
TROUBLE SHOOTING Possible Causes What to Check and Suggested Measures 3. The WE - KP command (“Enable editing of function codes data from keypad”) is not input though it has been assigned to a digital input terminal. Check the data of function code E01, E02, E03, E98 and E99 and the input signals with Menu #4 “I/O checking” using the keypad. → Cancel data protection of the function codes or turn on the “Enable editing of function codes data from keypad” command. 4.
TROUBLE SHOOTING If an alarm code appears pm the LED monitor 1. “OCn” Overcurrent protection Problem The inverter output current momentarily exceeded the over current level. OC1 Overcurrent occurred during acceleration. OC2 Overcurrent occurred during deceleration. OC3 Overcurrent occurred when running at a constant speed. Possible Causes 1. The inverter output terminals were short circuited. 2. Ground faults occurred at the inverter output terminals.
TROUBLE SHOOTING 2. “OUn” Overvoltage protection Problem The DC link circuit voltage was over the detection level of overvoltage. OU1 Overvoltage occurs during the acceleration. OU2 Overvoltage occurs during the deceleration. OU3 Overvoltage occurs during running at constant speed. Possible Causes 1. The power supply voltage was over the range of the inverter’s specifications. 2. The acceleration time was too short. 3. The deceleration time was too short for the moment of inertia for load. 4.
TROUBLE SHOOTING Possible Causes 2. The power inverter was switched back on too soon (with F14 = 1) What to Check and Suggested Measures Check that you switch the inverter on after the power for the control circuit had reached an appropriate level. This can be checked using the display on the LED monitor. → Wait for a longer time than the last time before switching the inverter on. 3. The power supply voltage did not reach the range of the inverter’s specifications. Measure the input voltage.
TROUBLE SHOOTING 5 “OPL” Output phase loss protection Problem Output phase loss occurred. Possible Causes What to Check and Suggested Measures 1. Inverter output wires are broken Measure the output current. → Replace the output wires. 2. Wire for motor winding are broken Measure the output current. → Replace the motor. 3. The terminal screws for inverter output were not tight enough. Check if any terminal screws have become loose. → Tighten the terminal screws to the recommended torque. 4.
TROUBLE SHOOTING 7. “OH2” External alarm input Problem External alarm was inputted (THR). Possible Causes 1. An alarm function of the external equipment was activated. 2. Connection ha been performed incorrectly. 3. Incorrect settings. 8. What to Check and Suggested Measures Inspect external equipment operation. → Remove the cause of the alarm that occurred.
TROUBLE SHOOTING 9. “dbH” Overheat protection for barking resistor Problem Thermal protection for braking resistor activated. Possible Causes 1. Braking load was too heavy. 2. The deceleration time was too short. 3. Incorrect values have been set for the data of function codes F50 and F51. NOTE: What to Check and Suggested Measures Recalculate the relation between the braking load and braking capacity. → Lighten the braking load.
TROUBLE SHOOTING 11. “OLU” Overload protection Problem Temperature inside inverter rose abnormally. Possible Causes 1. Temperature around the inverter exceeded that of inverter specifications. 2. The service life of the cooling fan has expired or the cooling fan malfunctioned. 3. Air vent is blocked. 4. Load was too heavy. 5. The acceleration / deceleration time was too short. 6. The wires to the motor are too long and caused a large amount of current to leak from them.
TROUBLE SHOOTING Possible Causes What to Check and Suggested Measures Check if appropriate noise control measures have been implemented (e.g., correct grounding and routing of control and 2. A high intensity noise was main circuit wires). Alternatively, perform the same check as given to the inverter while described in (1) above. data (especially initializing → Improve noise control. Alternatively, return the initialized data) was being written.
TROUBLE SHOOTING 15. “Er6” Operation protection Problem An error occurred due to incorrect operation of the motor. Possible Causes 1. The STOP key was pressed when H96 = 1 or 3. 2. The start check function was activated when H96 = 2 or 3. What to Check and Suggested Measures → Change the setting for H96 so that the STOP key priority function is invalid to ensure that the inverter does not operate unexpectedly.
TROUBLE SHOOTING Possible Causes 6 Conditions for communications differ between the inverter and host controllers. 7 The RS485 communications card malfunctioned. What to Check and Suggested Measures Compare the settings of the y codes (y01to y10) with those of the host controllers. → Correct any settings which differ. → Replace the card. 17.
PARTS LIST SECTION 8 PARTS LIST ORDERING SPARE PARTS In case spare parts are needed, please include the following information with your order: 1. Model and serial number of the equipment (located on the name plate). 2. Part number, part name, and quantity required. Use this manual to facilitate ordering. 3. When ordering electrical motors, please include complete name plate data, motor manufacturer, and wiring diagram number.
Parts List: Front Panel Assembly Section 8 Page 1 2 1 7 9 6 10 8 3 4 4 11 5 Item 1 2 3 4 5 6 7 8 9 10 11 Part No. A1-S450-001 A1-S450-002 A1-S450-003 A1-S450-004 A1-S450-031 A1-S450-006 A1-S450-017 A1-S450-018 A1-S450-019 A1-S450-020 A0-A127-001 Qty.
Parts List: Front Door Assembly Section 8 Page 2 1 4 6 2 3 5 Item 1 2 3 4 5 6 Part No. A0-A001-030 A0-A003-020 A0-P003-039 A0-TSP01-046 A0-P003-040 A0-E023-004 A1-S450-015 Qty.
Parts List: Rear Panel Assembly Section 8 8 9 7 5 6 2 2 3 3 1 4 Item 1 2 3 4 5 6 7 8 9 Part No. A1-S450-007 A0-P011-002 A1-S450-012 A0-E005-001 A0-M009-079 A0-M008-132 A0-TSA01-1296 A0-M008-133 A0-E008-920-01 A0-E012-005 Qty.
Parts List: Front, Side Panel Assembly Section 8 Page 4 1 2 3 4 Item 1 2 3 4 Part No. A1-S450-008 A1-S450-009 A1-S450-010 A1-S450-011 Qty.
Parts List: Basket Bearing Housing Section 8 Page 5 2 1 4 3 Item 1 2 3 4 Part No. A0-A007-005 A0-A004-005 A0-TSA01-1028 A0-A005-022 A0-A007-007 A0-A004-078 A0-A006-136 A0-A005-039 A0-M011-034 A0-A005-109 Qty.
Parts List: Hydraulic Assembly Section 8 Page 6 4 3 1 2 6 8 8 5 9 9 10 11 Item 1 2 3 4 5 6 7 8 9 10 11 Part No. A0-TSE01-918 A0-E005-001 A0-E011-018 A0-E023-013 A1-S450-035 A1-S450-036 A1-S450-037 A1-S450-038 A1-S450-039 A1-S450-040 A1-S450-041 Qty.
Section 8 Parts List: Drain Valve, Water Valve, Steam Valve Assembly Page 7 2 1 2 3 3 3 4 5 8 8 6 7 Item 1 2 3 4 5 6 7 8 Part No. A0-E047-070 A0-P012-008 A0-TSA01-534 A1-S450-032 A1-S450-034 A0-A001-047 A1-S450-033 A1-S450-012 Qty.
Parts List: Water And Steam Hose Assembly Section 8 1 Page 8 2 5 4 3 6 7 Item 1 2 3 4 5 6 7 Part No. A0-TSA01-1292 A0-TSA01-1291 A0-TEST01-182 A0-A031-121 A0-P002-003 A0-E027-007 A0-A018-091 Qty.
Parts List: Safety Sensor Assembly Section 8 Page 9 2 1 1 1 1 3 2 1 4 Item 1 2 3 4 Part No. A0-E011-018 A0-E023-013 A0-TSE01-219 A0-E011-019 Qty.
Parts List: Electric Control Unit Section 8 Page 10 3 2 3 2 6 4 1 5 9 7 8 10 1 11 Item 1 2 3 4 5 6 7 8 9 10 11 Part No. A0-E001-142 A0-E009-001 A0-E009-020 A0-E009-011 A0-E009-021 A0-E006-032 A0-E010-029 A0-E010-034 A0-E010-035 A0-E007-003 A0-E004-001 A0-E025-026 A0-E004-013 A0-E010-057 A0-E002-019 A0-E012-008 A0-E012-009 Qty.
Parts List: Pneumatic Control Unit Section 8 1 Page 11 2 3 3 4 5 Item 1 2 3 4 5 6 Part No. A0-P005-137 A0-P005-143 A0-P005-171 A0-TSE01-005 A0-P004-023 A0-P004-007 Qty.
Parts List: Control Panel Assembly Section 8 1 2 3 Item 1 2 3 4 5 6 Part No. A0-E032-018 A0-E007-001 A0-E033-003 A0-E032-004 A0-E032-002 A0-E032-003 Qty.
