Troubleshooting Washer-Extractor Cabinet Hardmount P, S and V Computer Refer to Page 8 for Model Numbers CHM1323C www.comlaundry.com Part No.
Table of Contents Safety Information...................................................................................3 General Safety Precautions....................................................................3 Important Safety Instructions ................................................................4 Locating an Authorized Servicer...........................................................5 Introduction..............................................................................................
Notes 2 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232203
Section 1 Safety Information Throughout this manual and on machine decals, you will find precautionary statements (“CAUTION,” “WARNING,” and “DANGER”) followed by specific instructions. These precautions are intended for the personal safety of the operator, user, servicer and those maintaining the machine. a DANGER Danger indicates the presence of a hazard that will cause severe personal injury, death or substantial property damage if the danger is ignored.
Safety Information WARNING To reduce the risk of electric shock, fire, explosion, serious injury or death: • Disconnect electric power to the washer-extractor before servicing. • Never start the washer-extractor with any guards/panels removed. • Whenever ground wires are removed during servicing, these ground wires must be reconnected to ensure that the washer-extractor is properly grounded.
Safety Information 6. Do not allow children to play on or in a washerextractor. Close supervision of children is necessary when the washer-extractor is used near children. 7. Before the washer-extractor is removed from service or discarded, remove the door to the washing compartment. 8. Do not reach into the washer-extractor if the wash basket is moving. 9. Do not install or store the washer-extractor where it will be exposed to water and/or weather. 10. Do not tamper with the washer-extractor’s controls.
Notes 6 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232203
Section 2 Introduction Customer Service Alliance Laundry Systems is not responsible for personal injury or property damage resulting from improper service. Review all service information before beginning repairs. If literature or replacement parts are required, contact the source from whom the machine was purchased or contact Alliance Laundry Systems at (920) 748-3950 for the name of the nearest authorized parts distributor.
Introduction Model Identification Information in this manual is applicable to these washer-extractors.
Section 3 Troubleshooting WARNING To reduce the risk of electrical shock, fire, explosion, serious injury or death: • Disconnect electrical power to the washer-extractor before servicing it. • Close the gas shut-off valve to the washer-extractor (when applicable) before servicing it. • Never start the washer-extractor with any guards/panels removed. • Whenever ground wires are removed during servicing, these ground wires must be reconnected to ensure that the washer-extractor is properly grounded.
Troubleshooting 1. No Hot Fill Analysis (OPL) No Hot Fill Analysis (OPL) With the water turned on to the machine, during a cycle that has been programmed for a hot fill, no hot water is filling the machine. 1A Replace the HF fuse. YES 1A Is the HF light on the output board turned on? NO Test the HF fuse with an ohm meter. Is the HF fuse blown? YES NO 2A 3A Replace the output board. Is there voltage (120 Volts AC) between the HF terminal and the ACN? NO Replace the output board.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting No Hot Fill Analysis (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting No Hot Fill Analysis (Sheet 2 of 2) 4A 5A 3A 2A 1A CHM389S 607072(P) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 13
Troubleshooting 2. No Hot Fill Analysis (Coin) No Hot Fill Analysis (Coin) With the water turned on to the machine, during a cycle that has been programmed for a hot fill, no hot water is filling the machine. 1A Replace the HF fuse. YES 1A Is the HF light on the output board turned on? NO Test the HF fuse with an ohm meter. Is the HF fuse blown? YES NO 2A 3A Replace the output board. Is there voltage (120 Volts AC) between the HF terminal and the ACN? NO Replace the output board.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting No Hot Fill Analysis (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting No Hot Fill Analysis (Sheet 2 of 2) 5A 4A 2A 1A 3A CHM391S 606909(F) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 17
Troubleshooting 3. No Cold Fill Analysis (OPL) No Cold Fill Analysis (OPL) With the water turned on to the machine, during a cycle that has been programmed for a cold fill, no cold water is filling the machine. 1A Replace the CF fuse. YES 1A Is the CF light on the output board turned on? NO Test the CF fuse with an ohm meter. Is the CF fuse blown? YES NO 2A 3A Replace the output board. Is there voltage (120 Volts AC) between the CF terminal and the ACN? NO Replace the output board.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting No Cold Fill Analysis (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting No Cold Fill Analysis (Sheet 2 of 2) 5A 4A 3A 1A 2A CHM393S 607072(P) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 21
Troubleshooting 4. No Cold Fill Analysis (Coin) No Cold Fill Analysis (Coin) With the water turned on to the machine, during a cycle that has been programmed for a cold fill, no cold water is filling the machine. 1A Replace the CF fuse. YES 1A Is the CF light on the output board turned on? NO Test the CF fuse with an ohm meter. Is the CF fuse blown? YES NO 2A 3A Replace the output board. Is there voltage (120 Volts AC) between the CF terminal and the ACN? NO Replace the output board.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting No Cold Fill Analysis (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting No Cold Fill Analysis (Sheet 2 of 2) 4A 2A 1A 5A 3A CHM395S 606909(F) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 25
Troubleshooting 5. No Supply Fill Analysis (OPL) No Supply Fill Analysis (OPL) With the machine beginning a wash step that has been programmed with a supply, no water is coming into a supply compartment. Replace the supply fuse. YES 3A 1A Is there voltage (120 Volts AC) between the supply terminal (i.e., S1, S2 or S3) and the ACN? YES Is there voltage (120 Volts AC) between the output side of the supply fuse (i.e.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting No Supply Fill Analysis (OPL) (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting No Hot Supply 1 Fill Analysis (OPL) (Sheet 2 of 2) 2A 1A 3A 1A 1A 3A CHM397S 607072(P) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 29
Troubleshooting 6. No Supply Fill Analysis (Coin) No Supply Fill Analysis (Coin) With the machine beginning a wash step that has been programmed with a supply, no water is coming into a supply compartment. Replace the supply fuse. YES 3A 1A Is there voltage (120 Volts AC) between the supply terminal (i.e., S1 or S2) and the ACN? 2A YES Is there voltage (120 Volts AC) between the output side of the supply fuse (i.e.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting No Supply Fill Analysis (Coin) (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting No Hot Supply 1 Fill Analysis (Coin) (Sheet 2 of 2) 3A 1A 2A CHM399S 606909(F) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 33
Troubleshooting 7. No Motor Function (FWD or REV) No Motor Function (FWD or REV) With the machine running, the water valves on and the machine holding water (i.e., filling up), the basket has no wash function (i.e., FWD or REV). 2A 1A YES Is there voltage (120 Volts AC) between wire FWD on the output board and the ACN? 2A NO Is there voltage (120 Volts AC) between the input side of the FWD fuse and the ACN? 3A NO Replace the output board.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting No Motor Function (FWD or REV) (Sheet 1 of 2) 4A 1A NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting No Motor Function (FWD or REV) (Sheet 2 of 2) 4A 2A 1A 3A CHM401S 607072(P) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 37
Troubleshooting 8. No Motor Function (SP) No Motor Function (SP) With the machine running, the water valves on and the machine holding water (i.e., filling up), the basket has no extract function (i.e., SP). 2A 1A 3A 2A YES Is there voltage (120 Volts AC) between wire SPIN on the output board and the ACN? NO Is there voltage (120 Volts AC) between the input side of the SP fuse and the ACN? NO Replace the output board. YES Inspect the motor. Repair/replace the motor as needed.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting No Motor Function (SP) (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting No Motor Function (SP) (Sheet 2 of 2) 4A 2A 1A 3A CHM403S 607072(P) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 41
Troubleshooting 9. Drain Valve Malfunction Drain Valve Malfunction With the machine running, the basket moving and the water valves on, the machine does not hold water (i.e., the machine does not fill). Replace the DN fuse. YES Is the DN light on the output board turned on? NO 2A Test the DN fuse with an ohm meter. Is the DN fuse blown? YES NO 1A NO Replace the output board. 3A Is there voltage (120 Volts AC) between the DN terminal and the ACN? Replace the output board.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting Drain Valve Malfunction (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting Drain Valve Malfunction (Sheet 2 of 2) 6A 4A 5A 3A 1A 2A CHM405S 607072(P) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 45
Troubleshooting 10. Overflow Analysis y Water is running continuously into the machine. Disconnect power to the machine. Does the machine continue to fill with water? YES Repair/replace the water inlet valve that is allowing water to enter the machine when power is disconnected. NO Reconnect power to the machine. Is the drain valve closed tightly? NO Refer to the "Drain Valve Malfunction" flowchart. YES 1A Make sure that the water level switch is open. Replace the output board.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting Overflow Analysis (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting Overflow Analysis (Sheet 2 of 2) 3A 2A 1A 2A 2A 2A 2A 1A CHM407S 607072(P) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 49
Troubleshooting 11. Contactor Analysis (FWD and REV) Contactor Analysis (FWD and REV) The contactor is not energizing. 3A Examine the wiring to terminal strip 27. Repair and/or replace the wiring as needed. 1A Replace the KM3 and/or the KM4 contactor(s) as needed. Is there voltage (120 Volts AC) between the FWD wire and the ACN? NO Is there voltage (120 Volts AC) between the REV wire and the ACN? YES Manually operate the KM3 and/or the KM4 contactor(s).
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting Contactor Analysis (FWD and REV) (Sheet 1 of 2) 3A 2A 1A NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting Contactor Analysis (FWD and REV) (Sheet 2 of 2) 3A 2A 1A 1A CHM409S 607072(P) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 53
Troubleshooting 12. Contactor Analysis (SP) Contactor Analysis (SP) The contactor is not energizing. 3A Examine the wiring to terminal strip 27. Repair and/or replace the wiring as needed. 1A Replace the KM5 contactor. Is there voltage (120 Volts AC) between the SPIN wire and the ACN? NO YES Manually operate the KM5 contactor. Does the motor function? YES 2A NO Inspect the motor wiring and repair or replace it as needed. Inspect the motor and replace it as needed.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting Contactor Analysis (SP) (Sheet 1 of 2) 3A NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting Contactor Analysis (SP) (Sheet 2 of 2) 3A 2A 1A 1A CHM411S 607072(P) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 57
Troubleshooting 13. Coins Ignored When Entered Coins Ignored When Entered When coins are deposited in the machine, the machine does not recognize them. Run the coin meter diagnostic test outlined in the programming manual supplied with the machine. 1A Examine the coin meter's wiring connections on the J3 plug that is located on the computer board. NO Secure the coin meter wiring connections. Run the coin meter test procedure to test the coin meter's operation.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting Coins Ignored When Entered (Sheet 1 of 2) 3A 1A 2A NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting Coins Ignored When Entered (Sheet 2 of 2) 2A CHM413S 606909(F) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 61
Troubleshooting y 14. Control Has No Display (OPL) The machine's control doesn't show a display. Replace the FU7 fuse. 1A YES YES 2A Is there voltage (120 Volts AC) between pins 1 and 4 of the J9 plug? NO Test the FU7 fuse with an ohm meter. Is the FU7 fuse blown? NO 3A Is there voltage (120 Volts AC) from terminal 30 to terminal 31? NO Is there voltage (200-240 Volts AC) at input power connections L1 and L2? 4A YES 5A Test the FU1 and FU2 fuses with an ohm meter.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting Control Has No Display (OPL) (Sheet 1 of 2) 4A 7A 7A 1A 6A 3A 5A 8A NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting Control Has No Display (OPL) (Sheet 2 of 2) 2A 1A CHM415S 607072(P) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 65
Troubleshooting 15. Control Has No Display (Coin) The machine's control doesn't show a display. 1A NO Is there voltage (120 Volts AC) between pins 1 and 4 of the J9 plug? YES 2A Test the 1/8 Amp fuse on the fuse board with an ohm meter. Is the 1/8 Amp fuse blown? YES Replace the 1/8 Amp fuse.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting Control Has No Display (Coin) (Sheet 1 of 2) 2A NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting Control Has No Display (Coin) (Sheet 2 of 2) 4A 3A 2A 6A 6A 5A 1A 3A 4A CHM417S 606909(F) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 69
Troubleshooting 16. The Machine Does Not Hold Water The Machine Does Not Hold Water Water drains from the machine when the machine has not been programmed to do so. 1A Test the DN fuse with an ohm meter. Is the DN fuse blown? YES Replace the DN fuse. NO 2A Is there voltage (120 Volts AC) at the drain valve motor? NO Replace the drain valve motor. YES Is there foreign material inside of the drain valve that is preventing it from closing? YES Remove the foreign material from the drain valve motor.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting The Machine Does Not Hold Water (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting The Machine Does Not Hold Water (Sheet 2 of 2) 2A 1A CHM419S 607072(P) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 73
Troubleshooting 17. Compartment 2 of Supply Dispenser Not Flushing Completely Compartment 2 of the supply dispenser is not flushing completely. Cut a 3/4-inch by 1/2 inch notch out of the bottom of the water deflector in compartment 2 of the supply dispenser. . Refer to the Dispenser Illustration Is there low water pressure (i.e., less than 30 psi) to the supply dispenser? Yes NOTE: If the water pressure is corrected to factory specifications, the notch must be plugged to avoid splashing.
Troubleshooting 18. The Door Leaks The door leaks. Is the door leaking between the door and the door gasket? Yes Add or remove shims behind the door hinge and/or the door lock to reduce or increase the pressure that is applied to the door gasket when the door is closed. No Is the door leaking between the door glass and the door gasket? Yes Remove the door gasket. Inspect it for damage and remove all foreign matter from it. Do not clean the door gasket with oil or with petroleum-based products.
Troubleshooting 19. No Keypad Function The keypad does not function. Does the keypad show a display? Yes Press each of the keypad's keys. Does a beep tone sound as each key is pressed? No No Inspect the ribbon cable from the keypad to the computer board. Is the ribbon cable connected to the computer board? Is the ribbon cable damaged? Yes Replace the keypad.
Troubleshooting 20. Excessive Vibration and/or Noise During Spin There is excessive vibration and/or noise during a spin cycle. Always make sure that full loads are used. Never wash partial loads. Has the machine been loaded improperly? Yes Do not mix various laundry items together in the same wash (e.g., do not wash towels and sheets together). Avoid using laundry bags. No Make sure that the washer-extractor is anchored to a flat, level surface with the proper depth of concrete.
Troubleshooting 21. The Water Level is Too High or Too Low The water level is too high or too low. Is the machine equipped with an adjustable water level switch? No Replace the water level switch. Yes Adjust the water level switch to raise or lower the machine's water level.
Troubleshooting 22. Excessive Cycle Time One or more cycles is excessively long. Are any of the cycles' fill times excessively long? Yes NOTE: All fill times should not exceed 4-5 minutes. Any fill times should easily complete during this time. Refer to the "No Fill Analysis" flowchart. No Are any of the drain times excessively long? NOTE: Any drain time should not exceed 30-40 seconds. Yes Check all internal and external plumbing entering and exiting the machine.
Troubleshooting 23. Water Running Continuously with Machine Power Off Water Running Continuously With Machine Power Off With electrical power removed from the machine, water is running continuously into compartment 1 of the supply dispenser. Using the “Water Running Continuously” schematic, follow the hose from compartment 1 of the supply dispenser back through the vacuum breaker and the Y-connector to the hot water valve at V9 and the cold water valve at V10.
Troubleshooting Water Running Continuously Illustration Y – CONNECTOR HOT WATER VALVE COLD WATER VALVE VACUUM BREAKER SUPPLY DISPENSER CHM264S 0635860(G) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 81
Troubleshooting 24. Door Unlocking Malfunction (OPL) The machine runs a complete cycle and all functions act normally, but the machine will not unlock at the end of the cycle. 1A Is there voltage (120 Volts AC) between the DU terminal and the ACN? Check to make sure that the magnetic switch is in place. NO Test the DU fuse with an ohm meter and replace it as needed.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting Door Unlocking Malfunction (OPL) (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting Door Unlocking Malfunction (OPL) (Sheet 2 of 2) 11A 10A 9A 7A 8A 2A 6A 1A 3A 5A 4A CHM421S 607072(P) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 85
Troubleshooting 25. Door Unlocking Malfunction (Coin) When coins are placed into the coin slot, do they fall into the coin vault and does the coin drop sensor register that coins have been entered? Refer toFigure 1 for the path that coins follow when the drop is working properly. No 1. Disconnect electrical power to the machine and the coin drop. 2. Remove the coin drop from the machine. Refer to the wiring diagram supplied with the machine for connection information.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting Door Unlocking Malfunction (Coin) (Sheet 1 of 2) NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting Door Unlocking Malfunction (Coin) (Sheet 2 of 2) 2A 2A 2A 3A 5A 4A 6A 7A 1A CHM423S 606909(F) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 89
Troubleshooting 26. Pump Drain Analysis 1A Is there voltage (120 Volts AC) between the input side of the DN terminal and the ACN? NO Replace the output board. YES 1A Is there voltage (120 Volts AC) between the output side of the DN terminal and the ACN? NO Replace the DN fuse. YES 2A Is there voltage (120 Volts AC) across the coil of the KM2 relay? NO Inspect the wiring to the KM2 relay and repair/replace it as needed.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting Pump Drain Analysis (Sheet 1 of 2) 2A NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting Pump Drain Analysis (Sheet 2 of 2) 2A 3A 1A 1A CHM429S 607072(P) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 93
Troubleshooting 27. Machine Won't Start (OPL) The machine won't start. 1A Is there input voltage to the machine? No Connect power to the machine. Refer to the Door Unlocking Malfunction flowchart. Yes Yes 2A Test the contol circuit fuses with an ohm meter. Are any of the fuses blown? Replace the Yes control circuit fuse(s) as needed. Does the door handle switch lever completely depress the switch? Adjust the door handle switch lever.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting Machine Won’t Start (OPL) (Sheet 1 of 2) 1A 4A 5A 2A NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting Machine Won’t Start (OPL) (Sheet 2 of 2) 3A CHM425S 607072(P) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 97
Troubleshooting 28. Machine Won't Start (Coin) The machine won't start. 1A Is there input voltage to the machine? No Connect power to the machine. Yes 2A Test the contol circuit fuses with an ohm meter. Are any of the fuses blown? Replace the Yes control circuit fuse(s) as needed. No Is any of the machine's wiring loose or damaged? Yes Repair/replace the wiring as needed. No Refer to the Door Unlocking Malfunction flowchart.
Troubleshooting Please refer to the following 2 pages for wiring diagram information.
Troubleshooting Machine Won’t Start (Coin) (Sheet 1 of 2) 3A NOTE: Refer to the wiring diagram supplied with your machine.
Troubleshooting Machine Won’t Start (Coin) (Sheet 2 of 2) 1A 2A 3A CHM427S 606909(F) F232203 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 101
Troubleshooting 29. Motor Runs Continuously in One Direction The motor runs continuously in one direction. Is the drain valve staying open? Yes Refer to the Drain Valve Malfunction flowchart. No Is the water level being reached? No Inspect the water level switch and replace it as needed.
Troubleshooting 30. Machine Stops in Mid-Cycle The machine stops in mid-cycle. Inspect the wiring connections at the terminal strips, fuse board and computer board. Are any of the wiring connections loose? Yes Secure any loose connections. No Does the door lock microswitch have continuity? Does it have any loose connections? No Secure any loose connections. Replace the door lock microswitch as needed.
Troubleshooting 31. Overload Relay Tripping Repeatedly Repeated overload tripping may result from a failed sinpac switch. Symptoms of a failed sinpac switch may include motor humming without rotation during spin or high current during running speed. The overload relay is tripping repeatedly. Yes Disconnect the power from the machine. Remove the SS2 and SS3 wires from the sinpac switch. Connect the two wires together using a jumper wire. Re-connect power to the machine.
Troubleshooting 32. Compartment 2 of Supply Dispenser Not Flushing Completely Compartment 2 of the supply dispenser is not flushing completely. Install a hose clamp onto one of the hoses connecting to the top of the vacuum breaker and tighten the hose clamp slightly. Refer to the Vacuum Breaker Illustration. Is there low water pressure (i.e., less than 30 psi) to the supply dispenser? NOTE: If the water pressure is corrected to factory specifications, the hose clamp may have to be removed.
Troubleshooting 33. Troubleshooting and Cleaning the Coin Drop When coins are placed into the coin slot, do they fall into the coin vault and does the coin drop sensor register that coins have been entered? Refer toFigure 1 for the path that coins follow when the drop is working properly. No 1. Disconnect electrical power to the machine and the coin drop. 2. Remove the coin drop from the machine. Refer to the wiring diagram supplied with the machine for connection information.
Troubleshooting Coin in Coin Slot Coins Following Path to Sensor Coin Drop Sensor Cotton Swab DRY5B DRY2B Figure 4 Figure 1 Compressed Air Cotter Pin Pivot Point Metal Clip Pendulum DRY3B DRY6B Figure 2 Figure 5 Coin Drop Frame Coin Return Eyes Dry Cotton Swab DRY7B DRY4B Figure 3 F232203 Figure 6 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT 107
Troubleshooting Notes 108 © Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT F232203
