Reconditioning - Invacare Rea Dahlia 30 Service Manual

4.6 Reconditioning

Components
Lubricate all removable parts with a dry teflon based spray, e.g "Viso 900–B5".
Chassis
Backrest angle
Push handles / Push bar
Back- and seat covers
Seat angle
Carer-operated brakes
Armrests / side rests
Legrests
Anti-tip device
Rear wheels
Rear wheel attachment
Brakes
1572308-G
All parts must be checked for cracks or other damages. Pay special attention to areas close to
welds. If damages are discovered, the chassis must be discarded.
Check that the angle is easy to adjust, it should be easy to fold and the locking mechanism
must function properly.
Check that the push handles / push bar works properly. They should be firm and the screws
must be tightened properly.
• Check that the velcro® strips are intact and can be fixed properly.
• Check that the covers are intact and clean, if not see section: "Washing and disinfection"
• If the fabric is torn, replace the cover.
Check the function by changing the angle from the lower to the highest position.
Risk of damage
– The gas piston must not be opened, it contains oil and gas under high pressure.
CAUTION!
Risk of damage
– The gas piston must not be opened, it contains oil and gas under high pressure.
Check that the brake function is good, if not:
1. Check that the wire is intact, if not, it must be replaced.
2. Check that the wire cover is intact, if not, the wire must be replaced.
3. Adjust the wire at the handle and/or at the wheel hub.
4. Tighten the wire until the optimal brake function is achieved.
Check that the armrests / side rests are intact, they should be easy to detach / attach.
Check that the legrets are:
• Easy to detach
• Easy to attach
• Easy to adjust in height and angle
• Check that the anti-tip device is easy to adjust and fold.
• Check that the screws are tight, if not, retighten.
• Change the tires if the pattern is worn.
• Replace missing spokes and tighten loose spokes.
• Fasten the hand rim if it is loose.
• Check that the hand rim is smooth and that there are no cracks or sharp edges. If
so, replace the hand rim.
• Check the rear wheel axle, it should be completely inserted into the axle housing.
Check that the rear wheel axle locks properly. Pull on the rear wheel to check that the
removable axle does not come off.
• Check the air pressure — recommended max air pressure is written on the tires.
Check:
• That the screws on the rear wheel attachment are tight.
• That the axle housing is correctly placed.
The axle housing should be tightened with a manual and dynamometric wrench
calibrated to 40 Nm.
• Check that the hub brakes work properly on both tires.
• Check the positioning of the user brakes.
• Check that the brake pin is not worn down. If so, replace it.
• Check that the screws are tightened.
• Test the brake function. When braking, the brake pin should press the tire down by 5 mm.
Make sure that you have the correct air pressure in the tires to attain the optimal
brake effect.
Maintenance
39