LEVO combi /combi JR SERVICE MANUAL This manual is for use by LEVO AG agents or their authorised dealers. Read these instructions before servicing the wheelchair. This service manual must be read in conjunction with the user manual. Alterations in constructional and technical manner or to the electronic require the...
Contents SERVICE MANUAL ................... 1 Health & safety ................... 3 Adjustments ..................3 Seat depth ....................3 3.1. Low shearing at the back ................3 3.2. Adjustment of the backrest ................3 3.3. Electronic control system ................4 3.4. Repairs: general instructions ..............4 Tools &...
LEVO combi. This manual provides a good service to the persons in charge of the maintenance of the LEVO combi. And of course, the user appreciates the safety and the reliability of a well maintained wheelchair.
Penny&Giles electronic control systems. Incorrect programming could result in an unsafe set-up of a wheelchair for the user. LEVO AG accepts no liability for losses of any kind if the drive or stability characteristics wheelchair altered without prior notification and discussion with LEVO AG.
Always use thread locking compound. x Always use recommended components and parts available from LEVO AG. x Do not modify or repair the frame. x LEVO AG is responsible for any repairs on gas springs, motors and electronic parts. 7. Recommended safety checks The following safety checks should be carried out at least once per year.
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The tires are maintenance-free besides occasional cleaning. Use a damp cloth for cleaning. Tires must get replaced when the tire’s profile is worn down. (For more information please consult sector 8.1. to 8.4.). Check the free wheel device and the motor disengaging lever for correct operation. Repair any fault found.
8. Cleaning Before returning the wheelchair to the customer ensure the wheelchair is clean and well presented: x If there is any dirt it should be cleaned off using a damp cloth and then dried thoroughly. x For more stubborn stains wipe with a damp cloth using a mild solution of warm water and soap.
Important: Take note of the circulation direction indicated on the tire before fixing. 9.3. Replacing the front wheels When removing a wheel, the wheelchair must be unoccupied. The wheelchair must be supported so that it neither falls over nor moves when a wheel is removed. x Pull off the protective end caps from the axle.
9.5. Replacing the gas spring of the back wheel x Lift the back wheel up with a clamping set. x Remove the supporting handle notice. x Loose the clamping set, so that the gas springs are relieved. x Remove the securing clips at both gas springs above and below with a screwdriver.
9.6. Replacing the wheel fork (front and back) When removing a wheel and/or a wheel fork, the wheelchair must be unoccupied. The wheelchair must be supported so that it neither falls over nor moves when a wheel is removed. Loosen the hexagon spike (A) at the wheel fork axle as much as it needs to withdraw the fork from the mount.
9.8. Replacing the motor disengaging cable (free wheel device) x Raise the seat to its maximum upright standing position. x Switch off the joystick module. x Remove the cover of the motor loosening both screws using a 4 mm hexagon key. Right hand side motor disengaging cable Cut the right hand side motor disengaging cable (B) from the cable clamp (A).
9.10. Replacing the batteries Caution: The battery box is heavy, take care when lifting and carrying. Caution: When working on the batteries take great care not to short out the terminals with any metal tools etc. Always remove wristwatches or jewelry. When reconnecting make sure all wires are connected to the correct battery terminals.
9.12. Replacing the power module R-net Raise the seat to its maximum upright standing position. Switch off the safety cut-out on the battery box. Open the cover of the battery box. Loosen the 4 screws that hold the limit switch plate , and remove the plate Cut the cable ties Lift the power module, that you get access to the front of the power module...
9.13. Replacing the gas spring The gas spring serves for easy manual raising of the seat in case of any disorder considering of the batteries or the actuator “standing” and you still need access to the battery box in order of any repair. The gas spring raises the seat and supports it in the standing position without the actuator “standing”...
9.14. Replacing the actuator “standing” Raise the seat to the upright standing position. Switch off the joystick module and the safety cut-out. Remove the quick-release axle (A, picture 16) from the upper end of the actuator. Push the seat further to the upright position as high as it needs to remove the actuator off the recess drilled into the seat support.
9.16. Replacing the actuator “lying” Raise the seat to the upright standing position. Switch off the joystick module and the safety cut-out. Disconnect the plug of the actuator “lying” from the battery box. Loosen the screw (A on picture 19) using a 8 mm flat wrench.
Remove the nut (A) at the safety cut-out switch using a 14 mm slotted screw driver. Open the cover of the battery box. Disconnect both connectors at the safety cut-out (B) loosening two thruss head screws (C) using a small slotted screw driver. Replace the safety cut-out in the reverse order.
Replacement of the bulb in a light (back, red) x Open the cover of the battery box. x Turn the bayonet fixing (A) (the bulb is integrated in this part) counter clock wise and take it out of the casing. x Remove the bulb from the thread.
Testing the wheelchair Always perform full functional tests on the wheelchair when repairs have been completed and before it is returned to the customer. Only return the wheelchair to the client when all faults have been rectified. Cleaning Before returning the wheelchair to the customer ensure the wheelchair is clean and well presented: If there is any dirt it should be cleaned off using a damp cloth and then dried thoroughly.
12.3. General technical information Drive wheels Diameter 350 mm x 70 mm; 14” x 2¾“ Tires No breakdown risk Front wheels Diameter 200 mm x 50 mm; 8” x 2” No breakdown risk Tires Diameter 140 mm x 40 mm; 5½“ X 1½“ Back wheels No breakdown risk Tires...
Finally, be aware that adding accessories or components, or modifying the powered wheelchair, may make it more susceptible to EMI. LEVO AG cannot take any responsibility for the effects of EMI if your wheelchair has been...
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