Mattress 2 Pipe Overlay or Replacement
Contents
1. damage during testing firmly on to the Mattress air pipes Check each Air Cell is firmly connected to each internal air pipe connector Using sand bags or other Soft weighted device spread sufficient weight evenly along the surface of the Mattress to simulate a patient lying on the system Do not exceed the maximum weight limit of the System inflation When initial inflation is complete the system automatically defaults to Alternating Mode Switch to otatic Mode and wait a further 10 minutes to ensure all cells are inflated to maximum pressure Leave the weight on the Mattress for a minimum of one hour in case of slow leak After one hour remove the protective sheeting and remove the Mattress Top Cover Manually feel each Air Cell to check inflation Any partially inflated cell should be removed and replaced Go to Air Cell Replacement procedure for next steps SERVICE PROCEDURES Air Cell Replacement 2 pipe Mattress Replacing a leaking Air Cell Having completed the Air Leak test detailed previously steps 1 through 8 replace all suspected leaking or damaged Air Cell s No tools are required Deflate the Mattress by 1 To disconnect a 1 Gently pull and twist forthis procedure pulling the CPR Tag and faulty Air Cell detach the internal air pipe The following replacement applying pressure on the Air the press stud connecting to disconnect it from the parts are required Cells to release the air th2. damaged connector from the air pipe and discard Hepeat the process for the alternative Air Pipe connector as required Connect and disconnect the dual Air Pipes to the Control Unit to ensure the connectors are secure and the correct male and or female connectors have been installed SERVICE PROCEDURES Troubleshootin The following section outlines a list of common troubleshooting issues together with recommended initial checks and subsequent Technical Service steps and procedures to follow if there is a suspected fault in the System A If a repair seems unmanageable the issue falls outside the scope of serviceable repairs or the problem persists following the recommended service checks and repair procedures please return the faulty System Control Unit Mattress or both to the Manufacturer Problem Initial Checks Technical Service Procedure Control Unit does The Control Unit may not be 1 Check the Control Unit is connected to mains Control Unit not operate no attached to a power source power outlet with the correct voltage Fuse Check and lia dell The power cord may be damaged 2 Check the Control Unit is switched on Switch Replacement Illuminate A fuse may need replacing off and disconnect the unit before restarting Control Unit Printed Circuit Board Check and Replacement Check the Control Unit with a spare power cord in known working condition Control Unit The system may have an air leak Ch
3. faulty product must be returned to the Manufacturer for repair or replacement Please note that this is a generic service manual which is applicable for several different models Thus the products used in the pictures may differ from the product shown below SERVICE PROCEDURES Air Leak Test 2 pipe Mattress Testing for a leak in the Air Cells Insufficient system pressure will be identified by the visible and audible Alarm functions and flashing Pressure Setting LEDs One of the Mattress Air Cells may be punctured or damage causing air to leak from the system Follow the steps below to determine if an Air Cell is leaking Connect the Control Unit and wait the prescribed time for complete Mattress Ensure the Mattress has been correctly set up following the procedures Remove the Mattress Top Cover Check all CPR Tag sealing connectors are pushed required e Control Unit e Plastic sheeting or other protective material e Sand bags or other weighted device Turn off the Control Unit Disconnect the Air Pipes from the Control Unit and quickly connect the male and female Air Pipe connectors together to seal air inside the Mattress i e Transport Mode outlined in the User Manual provided with the system Replace the Mattress Top Cover to protect the individual Air Cells from damage Cover the Mattress with plastic sheeting or other protective material to protect the Top Cover from soil or
4. Mattress to the Control Unit for any splits breaks or cuts If either Air Pipe is damaged the Mattress must be returned to the Manufacturer for further repair or replacement The following tools are required e Cutter and or sharp knife 9 Heat gun The following replacement parts are required 9 Male pipe connector 9 Female pipe connector e Cabletie e Heat shrink tubing 30 mm Unpack the replacement sheath and connector male or female as required Thread the sheath over the air pipe and hold it away from the pipe end while inserting the new connector Press firmly until the air pipe sits firm against the central ridge of the connector Firmly hold the end of the damaged Air Pipe connector just below the black sheath covering the cable tie that secures the connector and air pipe 5 Fit a replacement cable tie over the end of the black pipe position approximately omm from the edge Thread the tie and pull firmly before removing excess length Using Wire Clippers cut through the sheath to severe the cable tie at the visible protrusion of the cable tie grip Completely remove the sheath and the cable tie carefully using the clippers where necessary and discard Pull the sheath up and over the cable tie bringing it flush with the end ofthe pipe Use a Heat Gun to shrink the plastic sheath and secure it firmly in place Do not hold the Heat Gun too close to the air pipe Remove the
5. SERVICE PROCEDURES Mattress 2 Pipe Overlay or Replacement AEDA HEALTHCARE SERVICE PROCEDURES Contents 2 pipe Mattress uii Stone a aan ii a anina en eta pt asta te be 3 Air Leak OSI se cereasc nd a pete aia e aie ai rau dei 4 Air Cell Replacement sess D Air Pipe Connector Replacement 6 Troubleshooting T Nri ba au 9 Care amp Cleaning 10 Definition of Symbols Used A Caution Warning of possible hazard to system patient or staff A Warning of possible electrical hazard A Important operational information Unless the problem is known to be a fault with the Mattress Overlay or Mattress Replacement begin the service on the Control Unit Should the system continue to lose pressure once all Control Unit service procedures have been successfully completed follow these procedures to check the Mattress Overlay or Mattress Replacement for potential damage and make the relevant repair Always complete Basic System Checks before commencing any Mattress service procedure SERVICE PROCEDURES 2 pipe Mattress A It is recommended that any returned Mattress be thoroughly cleaned before commencing service refer to Care and Cleaning and that protective gloves and gown are worn throughout the procedure A Any fault or damage to the product that is not discussed in these Service Procedures is deemed anon serviceable issue The
6. ce Although this equipment conforms to the intent of the Directive IEC 60601 1 2 in relation to Electromagnetic Compatibility all electrical equipment may produce interference If interference is suspected move equipment from sensitive devices or contact the Manufacturer IEC 60601 1 2 Medical Electrical Equipment Part 1 General Requirements for Safety Amendment No 2 Collateral Standard Electromagnetic Compatibility Requirements and Tests General Recommendations A N A Follow the Manufacturer s instructions as detailed below and in the applicable User Manual Failure to do so may result in cross contamination or equipment damage To prevent cross contamination the Manufacturer recommends that the system be cleaned and laundered between patients according to the instructions below Always disconnect the Control Unit from mains power before cleaning Do not spray disinfectant directly on to the unit or immerse the unit in any type of liquid Failure do so could result in equipment damage and or electric shock Cleaning While System in Use o oO DOD p o The System should be cleaned every two weeks if in constant use Allow all parts to dry thoroughly before returning to use Remove patient from the System Unplug the Control Unit from mains power Remove the Top Cover Using a well wrung out cloth dipped in warm soapy water wipe the surface of the Top Cover Rinse with plain water and all
7. e individual Air Cell to the cell Some strength may be Mattress base required to free the air pipe a t Please note Mattress from the connector Replacements have two press Please note Mattress 9 Air Cell s studs at each end of the cell Replacements have two internal air pipes one connected to the upper alternating cell and one to the lower static cell Both air pipes need to be removed d Carefully remove 1 4 Reconnect the 1 Hepeat for all 1 the Air Cell by Air Cell air pipe by 5 suspected leaking pulling it through the material pushing firmly until the pipe or damaged Air Cells Repeat positioning straps fully covers the connector the Air Leak Test to ensure Reconnect the press stud all Air Cells are maintaining Unpack the fastening the cell to the base maximum pressure and there 1 replacement Air Cell Forthe Mattress Replacement ee 1o a or loose air pipe and feed back through the replace both air pipes andboth Connections material positioning straps in oress studs the same alignment as before Air Pipe Connector Replacement Replacing a damaged or faulty Air Pipe connector SERVICE PROCEDURES 2 pipe Mattress On occasion the male and or female connectors that attach the dual Air Pipes to the Control Unit will be damaged or will break These plastic connectors should be replaced by following the steps below As part of any routine Mattress service always visually inspect the dual Air Pipes that connect the
8. eck both Air Pipes are securely attached to Control Unit Air operational but the Control Unit Filter Maintenance red Alarm LED illuminates Mattress fails to reach or drops below accepted minimum level The Air Filters may need cleaning or replacing Check the CPR Tag is intact ensuring all Control Unit sealing connectors are fully fitted to the Compressor Check Mattress air pipes and Replacement Check all pipes along the inside of the Mattress each should be firmly connected Check each Air Cell is securely attached to the connecting air pipe Mattress fails to inflate Check all cells pipes and pipes for any air leakage Check air filter covers are secure and air filters are clean The Control Unit is The Synchronous Motor timing Control Unit grinding or making motor may be damaged Synchronous Motor an unusual noise Replacement The Mattress is System may need more time to Check system has had sufficient time for Return System to inflated but static inflate air pressure must build in initial inflation 40 to 50 minutes Manufacturer for head cells are still alternating section before static further repairs or deflated head cells inflate replacement Check the CPR Tag is intact ensuring all sealing connectors are fully fitted to the CPR Tag is not fully connected Mattress air pipes Valves to static head cells may be Visually check the internal Mattress air pipes damaged or c
9. locking these intakes it is recommended that the unit be mounted on the footboard of a bed frame Should the bed not have a suitable footboard it is recommended that the unit be placed on a solid surface such as atable or on the floor SAFETY Precautions Protection Against Hazards Fluids Avoid spilling fluids on any part of the Control Unit If spills do occur e Disconnect the unit from the mains wall socket 9 Clean fluids from the case Ensure that there is no moisture in or near the power inlet power switch and power plug before reconnecting the power supply e Check the operation of controls and other components in the area of the spill e Perform applicable checkout procedures Liquids remaining on the electronic controls can cause corrosion that may cause the electronic components to fail Component failures may cause the unit to operate erratically possibly producing hazards to patient and staff Disposal Dispose ofthe Air Filter Air Cells Foam inserts and or Mattress Top Cover according to local procedures and regulations At the end of useful life dispose of waste according to the European Union Waste Electrical and Electronic Equipment WEEE Directive and in compliance with relevant local regulations Power Cord The system should never be operated with a worn or damaged power cord Should the power cord be found to be worn or damaged replace immediately and dispose of the damaged cord Interferen
10. ow to dry Pull the CPR Tag and disconnect the Air Pipes from the Control Unit to allow the Mattress to deflate completely Where applicable remove foam inserts from the underside pocket Inspect the interior of the Mattress for any signs of fluid contamination A A gt P OPO N EPP m CARE amp CLEANING Recommendations Do not use high temperature autoclave steam cleaning devices or phenolic based cleaning products Use of either of these items could result in damage to equipment and or loss of waterproof qualities of the Top Cover The System may be cleaned according to local protocols and regulations procedures for blood borne pathogens provided the Manufacturer s instructions are followed Refer to the Top Cover wash tag for detailed cleaning instructions If the interior of the Mattress shows signs of fluid contamination inspect the Top Cover for punctures or damage If the Top Cover is damaged it should be replaced before returning the system to use If necessary for inspection or cleaning the Air Cells may be removed by carefully disconnecting the air pipes and unsnapping the cell Using a well wrung out cloth dipped in warm soapy water wipe the Mattress base cells and plastic pockets housing the foam inserts where applicable Rinse with plain water and allow to dry Using a well wrung out cloth dipped in warm soapy water wipe the Control Unit and Air Pipes Do not allow fluid to penetrate
11. racked that run from the CPR Tag to the static head cells for splits cracks or other damage SERVICE PROCEDURES Troubleshootin Problem Initial Checks Technical Service Procedure The Mattressisnot Static or Max Firm 1 Switch the Control Unit off and disconnect the power before Synchronous Motor alternating modes may be restarting Ensure Alternating Mode is selected Replacement activated Patient is sinking The pressure may 1 Increase Pressure Setting an incremental increase is Mattress Service or bottoming out be set too low for usually sufficient but wait 12 minutes one full cycle before Procedures while lying flat on the patient s weight checking Mattress The system maybe 2 Perform bottoming out test losing pressure a With patient lying supine fold back one side of the Mattress Top Cover just past sacral region lower spine Slide hand underneath the patient and feel for a deflated cell under the patient s lower spine Any inner static cell will remain inflated however your hand should easily slide between patient and base If patient is adequately suspended pressure setting can be lowered however this test should be repeated after approximately 20 minutes General Safety Precautions AN Do not use this equipment in the presence of flammable anesthetics Explosions could result The air intakes for the Control Units are at the sides of the unit To avoid the risk of b
12. the Control Unit If the Top Cover or Air Cells have become excessively soiled they may be laundered in a washing machine at up to 95 C using normal domestic washing powder Do not add bleach to the wash cycle Rinse well using plain water and dry thoroughly before use Do not dry the Top Cover using the heat cycle ora dryer Air dry or select a low of non heat dry cycle 10 Cleaning and Maintenance Between Patients A Inspect all parts for damage and replace as necessary before returning to service A Do not return the Control Unit to service without replacing air filters A Do not allow fluid to penetrate the Control Unit 1 2 3 4 CARE amp CLEANING Recommendations The Mattress should be dismantled according to the instructions on the previous page Launder the Top Cover and cells as described on the previous page Using warm soapy water or sodium hypochlorite solution at 10 000ppm and a well wrung cloth clean the Mattress Control Unit Air Pipes and plastic pockets housing the foam inserts where applicable Rinse with plain water and allow to dry thoroughly Heplace air filters see the relevant Air Filter Maintenance procedure for details 11 AEDA HEALTHCARE CONTACT INFORMATION Aeda Healthcare Limited 15th Floor 100 Queen s Road Central Central Hong Kong Tel 852 6832 5199 Fax 852 6832 5373 Email aeda aeda com http www aeda com
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