Owner’s Operator and Maintenance Manual MA90 Series MA90Z Alternating Rotation with On Demand True Low Air Loss System MA95Z Alternating Rotation and True Low Air Loss System DEALER: This manual MUST be given to the user of the product. USER: BEFORE using this product, read this manual and save for future reference. For more information regarding Invacare products, parts, and services, please visit www.invacare.
SPECIAL NOTES WARNING DO NOT use this product or any available optional equipment without first completely reading and understanding these instructions and any additional instructional material such as owner’s manuals, service manuals or instruction sheets supplied with this product or optional equipment.
TABLE OF CONTENTS TABLE OF CONTENTS SPECIAL NOTES ................................................................................ 2 REGISTER YOUR PRODUCT ............................................................... 4 TYPICAL PRODUCT PARAMETERS .................................................... 5 Electrical Parameters.............................................................................................................................5 Performance Parameters......................................
TABLE OF CONTENTS TABLE OF CONTENTS Low Pressure LED ...............................................................................................................................19 Displaying the Total Run Time (MA95Z) .......................................................................................19 Powering Up the System ........................................................................................................................19 Placing the Patient on the Mattress...................
TYPICAL PRODUCT PARAMETERS TYPICAL PRODUCT PARAMETERS Electrical Parameters MA90Z MA95Z INPUT VOLTAGE AC: 90 V INPUT FREQUENCY: 60 Hz CURRENT: 1A 2A 30 ± 10 W 150 ± 10 W Dual fused, 250 V, 1 A fast blow fuses Dual fused, 250 V, 5 A fast blow fuses MAXIMUM POWER CONSUMPTION: CIRCUIT PROTECTION: MODE OF OPERATION: Continuous Performance Parameters MA90Z WEIGHT CAPACITY STANDARD MATTRESS: BARIATRIC MATTRESS: MA95Z 350 lbs 1000 lbs PRESSURE ZONE: 2 MAXIMUM FLOW: 50 ± 15 LPM MAXIMUM PRESSU
TYPICAL PRODUCT PARAMETERS Mechanical Parameters MA90Z MA95Z CONTROL UNIT DIMENSIONS (L X W X H): 15” x 6½” x 11” CONTROL UNIT WEIGHT: 15 lbs CONTROL UNIT POWER CORD: 10 - 14 Feet Long, Hospital Grade CONTROL UNIT CONNECTION: Quad Flow - Four ¼” Single Quick Coupling CONTROL UNIT PACKAGING: Triple Flow - Two ½” and One ¼” Single Magnetic Quick Coupling 1 piece/box AIR FILTER: None Charcoal Air Filter with Fire Retardant Environmental Parameters MA90Z/MA95Z OPERATING CONDITIONS AMBIENT TEMPERA
LABEL LOCATION LABEL LOCATION DANGER-EXPLOSION HAZARD: DO NOT use in the presence of flammable anesthetics. CAUTION: Equipment should be connected to a properly grounded receptacle (3-prong). Risk of Electrical shock. DO NOT remove back. Disconnect air hose before administering CPR. NOTE: This label is on the back of the unit and also contains the serial number. ATTENTION Clean Filter Every 5 months and Whenever Dirty. Remove Filter, Wash, Dry & Replace. NOTE: MA95Z only.
SECTION 1—GENERAL GUIDELINES SECTION 1—GENERAL GUIDELINES WARNING SECTION 1 - GENERAL GUIDELINES contains important information for the safe operation and use of this product. Contraindications ALWAYS consult the patient’s physician before using the MA90Z and MA95Z systems. Installation The MA90Z and MA95Z systems MUST be installed on medical bed frames with side rails. The side rails MUST be in the raised position whenever a patient is on the bed.
SECTION 1—GENERAL GUIDELINES Fire Hazard DANGER Smoking DO NOT SMOKE while using this device. This system uses room air for circulation through the mattress. A cigarette can burn a hole in the bed surface and cause damage to the mattress. Also, patient clothing, bed sheets, etc. may be combustible and cause a fire. Failure to observe this warning can result in severe fire, property damage and cause physical injury or death. Smoking by visitors in the room will contaminate the system.
SECTION 2—OPERATION SECTION 2—OPERATION CAUTION The control unit and mattress on the MA90Z series are designed to be used as a system. DO NOT replace mattresses or control units with other models or other brands. Otherwise, damage to the system may occur. Contact your supplier to get the correct replacement if needed. Installing the Mattress Replacement System CAUTION DO NOT strap the mattress to the bed frame at the head and foot ends. Secure ALL mattress straps.
SECTION 2—OPERATION Head End Powered Mattress NOTE: Mattress cover not shown for clarity. Buckle Straps Hose Foot End FIGURE 2.1 Installing the Mattress Replacement System Installing the Side Rails WARNING Patient entrapment with bed side rails may cause injury or death. Mattress MUST fit bed frame and side rails snugly to prevent patient entrapment. Follow the manufacturer’s instructions. Monitor patient frequently. Read and understand the Owner’s/Operator’s Manual prior to using this equipment.
SECTION 2—OPERATION Connecting the Hose CAUTION Ensure that the hose connecting the control unit to the mattress is routed such that it cannot be stepped on, kinked, squeezed or otherwise damaged. NOTE: For this procedure, refer to FIGURE 2.3. 1. Locate the hose at the foot end of the mattress. 2. Locate the control unit connector on the right side of the control unit. 3. Perform one of the following: • MA90Z ‐ Perform the following steps (Detail “A”): i. Squeeze and hold the tabs on the hose connectors.
SECTION 2—OPERATION Control Unit DETAIL “B” - MA95Z CONNECTOR Connector Cover Control Unit Connectors DETAIL “A” - MA90Z CONNECTOR Tab MA90Z Hose Connector MA95Z Hose Connector FIGURE 2.3 Connecting the Hose Connecting the Power Cord WARNING DO NOT alter plug to fit a non-conforming outlet. Instead, have an electrician install a properly grounded outlet. Failure to use the correct plug and outlet can result in a potential safety hazard.
SECTION 2—OPERATION Using the Front Panel NOTE: For this procedure, refer to FIGURE 2.4.
SECTION 2—OPERATION Turn Button (MA90Z) 1. Press the Turn button ( No Turn (Static) mode. ) to select one of three rotation modes or to set the unit to NOTE: The rotation modes are right, left or both and all three modes include alternating pressure therapy. NOTE: When No Turn is selected, all of the air cushions are maintained at a constant pressure. Turn Time Button (MA90Z) 1. Press the Turn Time button ( ) to select one of four rotation times. NOTE: The rotation times are 10, 20, 30 and 60 minutes.
SECTION 2—OPERATION FUNCTION DESCRIPTION PULSE Pulse mode. The pulse time indicates the time between pulses. For example, 5 minutes is selected. In this example, all of the air cushions in the mattress will deflate for 4 seconds and inflate for 5 minutes (the selected time). FOWLER Fowler Mode. The pressure will increase to prevent the patient from bottoming out. MULTI (PULSE + STATIC) Pulse and Static mode. 3.
SECTION 2—OPERATION Programming the Automatic Wireless Fowler Transmitter 1. Ensure the transmitter is inside the mattress pocket located on the right side of the mattress at the head end. 2. Ensure the mattress is in a flat position. 3. Ensure the control unit is plugged in, and the LCD displays STAND BY. 4. Perform one of the following: • MA90Z ‐ Perform the following steps: i. Press and hold the Turn Angle and Max Inflate buttons. NOTE: The Fowler LED is lit and L displays in the LCD Display. ii.
SECTION 2—OPERATION Mode Button (MA90Z) 1. Press the Mode button ( ) to select the Max Inflate Mode or the Low Air Loss mode. • Max Inflate Mode ‐ In this mode, the mattress inflates rapidly to maximum firmness (pressurized to 35 ± 6 mmHg). A series of beeps sound every three minutes as a reminder that the Max Inflate mode is active. After 30 minutes, the Max Inflate mode deactivates and the control unit defaults to the previous setting.
SECTION 2—OPERATION Lock/Alarm Silence Button 1. Press the Lock/Alarm Silence button ( ) to select one of the following modes: • Lock Mode ‐ Pressing this button locks out all control unit functions, including the On button, to prevent any tampering with the settings. Press the button for approximately 3‐5 seconds for the Lock LED to activate. NOTE: The Lock LED illuminates when in this mode.
SECTION 2—OPERATION Placing the Patient on the Mattress 1. Press the Mode button or Max Inflate button to turn on the control unit to maximum flow. NOTE: In this mode, the Max Inflate LED lights up. 2. After the mattress is fully inflated, place the patient on the bed. 3. Ensure that the patient’s feet are towards the foot end of the mattress (the end with the hose). 4. Center the patient on the bed from side‐to‐side and head‐to‐foot.
SECTION 2—OPERATION 4. Raise or lower the bed to match the gurney height. Refer to the owner’s manual provided with the bed. 5. When the mattress has reached maximum firmness, perform one of the following: • Bed to Gurney Transfer ‐ Slide the patient onto the gurney. • Gurney to Bed Transfer ‐ Slide the patient onto the bed.
SECTION 2—OPERATION DETAIL “A” Connector Cover Control Unit Connectors Control Unit DETAIL “B” DETAIL “C” MA90Z Hose Connector MA95Z Hose Connector Tab DETAIL “D” Mattress RED CPR Connector (MA90Z Only) FIGURE 2.
SECTION 3—MAINTENANCE AND TROUBLESHOOTING SECTION 3—MAINTENANCE AND TROUBLESHOOTING Cleaning the System WARNING Before cleaning or disassembling the MA90 series, check the underside of the mattress folds for sharp objects such as scissors, needles, etc. These objects should be removed and discarded before proceeding with further cleaning or disassembly; otherwise injury or damage to the product may occur.
SECTION 3—MAINTENANCE AND TROUBLESHOOTING CAUTION Laundry workers should always wash their hands before working with clean bedding. DO NOT overload the machine. DO NOT use chlorine bleach because it may damage the fabric coating. High air temperatures will damage the fabrics and void the Invacare warranty. i. Place the cover in a washing machine. ii. Wash with warm water (below 120°F). iii. Add detergent and disinfectant according to the manufacturer’s instructions. iv. Remove excess water. v.
SECTION 3—MAINTENANCE AND TROUBLESHOOTING Changing the Filter NOTE: For this procedure, refer to FIGURE 3.1 on page 25. Clean the filter every 5 months or whenever it is dirty. 1. Remove the two screws securing the filter cover to the back of the control unit. 2. Remove the filter. 3. Wash the filter with water and a mild detergent. 4. Dry the filter completely. 5. Install the filter into the back of the control unit. 6. Secure the filter cover to the back of the control unit using the two screws.
SECTION 3—MAINTENANCE AND TROUBLESHOOTING PROBLEM CAUSE SOLUTION No power Control unit off Check power source and turn on unit Power cord disconnected Connect power cord to the power source No power in the power source Check power source has power power and turn it On Power outage Wait till the power source has power Blown fuse Replace blown fuse with an equivalent fuse MA90 Series 26 Part No 1148139
SECTION 3—MAINTENANCE AND TROUBLESHOOTING NOTES Part No 1148139 27 MA90 Series
LIMITED WARRANTY PLEASE NOTE: THE WARRANTY BELOW HAS BEEN DRAFTED TO COMPLY WITH FEDERAL LAW APPLICABLE TO PRODUCTS MANUFACTURED AFTER JULY 4, 1975. This warranty is extended only to the original purchaser who purchases this product when new and unused from Invacare or a dealer. This warranty is not extended to any other person or entity and is not transferable or assignable to any subsequent purchaser or owner.