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2.3.2 Removing/Replacing Rear Wheel Quick Release Assemblies
General
Note: This chair can be fitted with the following wheel types:
(a)
Transit style, 315 mm solid or pneumatic.
(b)
A 20 in, 22 in or 24 in diameter wheel with hand rim and Quick Release (Q.R.) hub,
solid or pneumatic tyres.
1
Refer to section 2.3.3 for details on how to configure the chair when fitting larger 22 in or 24 in diameter wheels.
2
Check the wheel assembly for any defects (refer to paragraph 5). If any defects are observed then refer to
paragraphs 6 to 11 for maintenance details and to Chapter 3 for parts.
3
The main wheel assembly can be renewed as either:
3.1
A complete assembly.
3.2
Replacement for the hand rim (20 in, 22 in or 24 in diameter wheel only).
3.3
Pneumatic or solid tyre.
Tools
4
Refer to the tool list at the beginning of this Chapter.
4.1
A torque wrench of 25 lbf.ft rating is required.
Inspection
5
Inspect on a weekly basis for the following:
5.1
Damage to either wheel or tyre.
5.2
When the wheel assembly is allowed to free wheel that no binding, grating noise, excessive bearing
rock or unconcentric rotation are present.
5.3
Wheel rim and spokes are undamaged.
5.4
If fitted, the hand rim is undamaged.
5.5
Quick release hub is fully located in place and the wheel is totally secure.
Removing a 20", 22" or 24" Diameter Rear Wheel Assembly
8
To remove a QR hub fitted wheel, proceed as follows:
81
Remove the hub cap (11).
8.1
Push the inner button and slide the wheel assembly out of the locating block.
9
Prior to fitting the wheel assemblies, ensure that the location is undamaged.
Replacing A Quick Release Wheel Assembly
Note: Refer to section 2.3.1 for further information on configuration details.
10
Replacing the main wheel assemblies is the reverse of the removal.
11/03
MAINTENANCE
Page 2.17
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