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Owner’s Operator and Maintenance Manual
MA50 Series
MA50 Alternating Pressure
Overlay System
MA51 Alternating Pressure
Mattress System
MA55 Alternating Pressure
Low Air Loss Mattress 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.com
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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. If you are unable to understand the warnings, cautions or instructions, contact a healthcare professional, dealer or technical personnel before attempting to use this equipment - otherw
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TABLE OF CONTENTS TABLE OF CONTENTS SPECIAL NOTES ................................................................................2 REGISTER YOUR PRODUCT ............................................................... 4 TYPICAL PRODUCT PARAMETERS .................................................... 5 Electrical Parameters .................................................................................................................................5 Performance Parameters ......................
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TABLE OF CONTENTS TABLE OF CONTENTS SECTION 3—MAINTENANCE AND TROUBLESHOOTING ................... 21 Cleaning the System.................................................................................................................................21 Storing the System...............................................................................................................................22 Troubleshooting.....................................................................................
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TYPICAL PRODUCT PARAMETERS TYPICAL PRODUCT PARAMETERS Electrical Parameters MA50/MA51/MA55 INPUT VOLTAGE AC: 90 V INPUT FREQUENCY: 60 Hz CURRENT: 1 A MAXIMUM POWER CONSUMPTION: 5 ± 3 W CIRCUIT PROTECTION: Dual fused, 250 V, 1 A fast blow fuses MODE OF OPERATION: Continuous Performance Parameters MA50/MA51/MA55 WEIGHT CAPACITY STANDARD MATTRESS: 350 lbs BARIATRIC MATTRESS: 1000 lbs PRESSURE ZONE: 2 MAXIMUM FLOW: 8 ± 4 LPM MAXIMUM FLOW PRESSURE: 35 ± 5 mmHg MAXIMUM FLOW TIMER: 45 minutes SUPPORT S
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TYPICAL PRODUCT PARAMETERS Environmental Parameters MA50/MA51/MA55 OPERATING CONDITIONS AMBIENT TEMPERATURE: 50° - 104° F RELATIVE HUMIDITY: 30% - 75% Non-Condensing ATMOSPHERIC PRESSURE: 70 - 106 kPa STORAGE AND SHIPPING CONDITIONS AMBIENT TEMPERATURE: -40° - 158° F RELATIVE HUMIDITY: 10% - 100% Non-Condensing ATMOSPHERIC PRESSURE: 50 - 106 kPa MA50 Series 6 Part No 1148136
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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. WARNING Patient entrapment with bed side rails may cause injury or death. Mattress MUST fit bed frame and side rails snugly to
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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 MA50, MA51 and MA55 systems. Installation The MA50, MA51 and MA55 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. Controls on the footboard may be ob
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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. There
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SECTION 2—OPERATION SECTION 2—OPERATION CAUTION The control unit and mattress on the MA50 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 Overlay System (MA50) NOTE: For this procedure, refer to FIGURE 2.1. NOTE: The overlay system comes with the following straps - head end elastic strap, fo
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SECTION 2—OPERATION Mattress Replacement System (MA51 and MA55) CAUTION DO NOT strap the mattress to the bed frame at the head and foot ends. Secure ALL mattress straps. Secure the straps to the bed deck at the head and foot ends and to the frame at the center of the bed. Otherwise damage to the mattress will occur when the head and foot ends are raised. Head End Bed Deck Center of Bed Frame Foot End Bed Deck DO NOT Strap Here NOTE: For this procedure, refer to FIGURE 2.2. NOTE: The powered m
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SECTION 2—OPERATION 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. Invacare product manuals are available at www.invacare.com or your dealer. NOTE: Refer to the instructions provided with the side rails for the
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SECTION 2—OPERATION Control Unit Connectors Tab Hose Connector Hose FIGURE 2.4 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 3-prong outlet. Failure to use the correct plug and outlet can result in a potential safety hazard. CAUTION Ensure that the power cord of the control unit is not pinched, or has any objects placed on it, and also ensure it is not located where it can b
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SECTION 2—OPERATION Using the Front Panel NOTE: For this procedure, refer to FIGURE 2.5. DETAIL “A” - MA50 AND MA51 FRONT PANEL Power Fail LED Low Pressure LED Max Inflate Fowler Button Button Soft Button Firm Button Alarm Silence Static/Alternating Power LCD Lock Button Button Pressure Button Button Display DETAIL “B” - MA55 FRONT PANEL Power Fail LED Low Pressure LED Mode Button Fowler (Max Inflate/Low Button Air Loss) Soft Button Firm Button Alarm Silence LCD Static/Alternating
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SECTION 2—OPERATION Static/Alternating Pressure Button 1. Press the Alternating Pressure button ( ) to select between Static Mode and one of four Alternating Pressure Times. NOTE: The alternating pressure times indicate the frequency of deflation or inflation of half of the air cushions (even or odd numbered). For example, 10 minutes is selected. In this example, the even numbered air cushions in the mattress will deflate, while the odd numbered cushions remain at constant pressure. When 10
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SECTION 2—OPERATION Firm/Soft Buttons 1. Select comfort pressure settings by pressing Firm ( ) or Soft ( ) button. • Soft Button - Pressing this button reduces the pressure setting in the mattress. • Firm Button - Pressing this button increase the pressure setting in the mattress. NOTE: The patient comfort pressure ranges from Soft (level 0 = 6±4 mmHg) to Firm (level 9 = 32±6 mmHg). The Comfort Control LED displays the patient comfort pressure levels from 0 to 9 and provides a guide to the car
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SECTION 2—OPERATION Mode Button (Max Inflate/Low Air Loss) NOTE: The Mode button is on the MA55 system only. 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 45 minutes, the Max Inflate mode deactivates and the control unit defaults to the pre
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SECTION 2—OPERATION Low Pressure LED In the event that the mattress hose disconnects, an alarm sounds and Low Pressure LED flashes AMBER. Once the low pressure problem is fixed, the control unit resumes operation in the previously set mode. Powering Up the System NOTE: For this procedure, refer to FIGURE 2.5 on page 14. 1. Turn on the power to the system by pressing the Power button on the control unit. NOTE: Once the button is released, a GREEN LED illuminates when the unit is on. Placing the
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SECTION 2—OPERATION 9. Verify that the patient has not bottomed out by performing the following steps: A. Ensure that the patient is lying flat on his/her back in the middle of the mattress. B. Place four fingers between the air cushions directly underneath the sacral region of the patient’s body. C. Ensure that there is 3 to 4-finger width clearance between the bottom of the patient and the bed frame. D. Adjust the comfort setting, if needed. E. Wait five minutes for the mattress pressure to
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SECTION 2—OPERATION Transferring Patient From/To a Wheelchair WARNING ALWAYS engage the wheel locks of the bed and the wheel locks of the wheelchair before transferring the patient between the bed and the wheelchair. 1. Engage the wheel locks of the bed. Refer to the owner’s manual provided with the bed. 2. Engage the wheel locks of the wheelchair, if applicable. Refer to the owner’s manual provided with the wheelchair. 3. Press the Max Inflate or Mode button to achieve maximum mattress pres
