Invacare Alu Lite User manual

1638512-A December 2016
Invacare
®
Alu Lite
SE RV ICE MANUAL
( M A I N T E N A N C E A N D A D J U S T M E N T )
The procedures in this manual MUST be performed by a qualified technician.

TABLE OF CONTENTS
2 1638512-A
T A B L E O F C O N T E NT S
SECTION 1—TROUBLESHOOTING A N D MAI NT ENAN CE ......................................3
General information ............................................................................................................3
Troubleshooting...................................................................................................................3
Maintenance Guidelines......................................................................................................4
Tightened Torques ..............................................................................................................4
Suggested Maintenance Procedures .................................................................................4
SECTION 2—FRONT HANGERS ............................................................................................6
Adjusting Footrest Height ...................................................................................................6
Replacing Heel Straps ..............................................................................................7
SECTION 3—ARMRESTS .......................................................................................................8
Replacing Armrest Arm Pad ................................................................................................ 8
SECTION 4—SEAT/BACK ........................................................................................................ 9
Removing/Installing Seat Upholstery ................................................................................... 9
Removing/Installing Standard Back Upholstery ...................................................................10
SECTION 5—REAR WHEELS/FRONT CASTERS ...................................................................11
Removing/Installing Rear Wheels .......................................................................................11
Fixed Axles..........................................................................................................................11
Adjusting Front Fork............................................................................................................12
Removing/Installing Front Caster Assemblies ....................................................................13
SECTION 6—WHEEL BRAKES ................................................................................................14
Adjusting Wheel Brakes .....................................................................................................14
SECTION 7—PERIODIC MAINTENANCE GUIDELINES ..........................................................16
Initially.................................................................................................................................16
Weekly/Monthly/Annually ..................................................................................................16

SECTION 1— MAINTENANCE GUIDELINES
1638512-A 3
SECTION 1—TROUBLESHOOTING
A N D M A IN TEN A N CE GUIDELINES
General Information
User manual and pre-sales information:
For pre-sales information and user manual related to this wheelchair, please consult the
www.invacare.eu.com website.
NOTE: Please recommend the user to follow the rules mentioned in the User Manual
about Maintenance Schedule, Cleaning and Troubleshooting sections.
Troubleshooting:

SECTION 1— MAINTENANCE GUIDELINES
4
C A U T I O N
It is compulsary to use original Invacare spare parts which you can obtain from any
Invacare subsidiaries. A list of spare parts is available at www.invacare.eu.com
W A R N I N G
After ANY adjustments, repair or service and before use, make sure all attaching
hardware is tightened securely - otherwise injury or damage may occur.
C A U T I O N
DO NOT over tighten hardware attaching to the frame. This could cause damage to
could cause damage to the frame tubing.
Tightening torques
The tightening torques stated in the following table are dependent on the thread diameters for
the nuts and bolts for which no special values are determined. All values apply to dry and
grease-free threads.
Thread
M4 M5 M6 M8 M10/12
Tightening torque
in Nm mini/max 1,5/3 Nm 3/6 Nm 7/12 Nm
10/20 Nm
20/30 Nm
Caution: All other nuts not noted here must be tightened FINGERTIGHT!
Suggested Maintenance Procedures
1. Before using your wheelchair, make sure all nuts and bolts are tight. Check all parts
for damage or wear and replace. Check all parts for proper adjustment.
2. Keep ball bearings free of dirt and lint to ensure proper operation.
W A R N I N G
DO NOT use WD-40, 3-in- 1 oil, or other penetrating lubricants on ball bearings.
Otherwise, binding and/or damage to the wheelchair may occur.
3. Clean ball bearings once a month with a Teflon lubricant.

SECTION 1— MAINTENANCE GUIDELINES
5
C A U T I O N
As with any vehicle, the wheels and tires should be checked periodically for cracks
and wear, and should be replaced if damaged.
4. The wheels, castors and tires should be checked periodically for cracks and wear, and
should be replaced when necessary.
5. Periodically check castor wheel bearings to make sure they are clean and free from
moisture. Use a Teflon
®
lubricant if necessary.
6. Check upholstery for sagging, rips or tears.
7. Clean upholstery with mild soap and water.