Reassembly Of Drive Wheels And Tyres; Dismounting Of The Wheel Hubs; Reassembly Of The Wheel Hubs - Invacare Twister Service Manual

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12.3.2 Reassembly of drive wheels and tyres

Pump up inner tube (5) a little until round
Place inner tube (5) into the outer cover (6) and place the two rim halves (4, 7) from the
outside into the outer cover (6).
Note:
the recesses in the wheel rim halves must enclose the valve.
Ensure that the inner tube is not caught between the wheel rim halves.
Insert the Allen screws (9), tighten cross wise step by step, and finally tighten by means of a
torque wrench (25-30 Nm).
Pump tyres up to full pressure (2.5 bar) and screw on valve cap
Place wheel onto the hub (8), screw in Allen screws (3) and tighten cross wise.
Note:
Do not lubricate the Allen screws (3) under any circumstances.
During factory assembly they are inserted with "Plasbolt" and can be
dismantled/reassembled up to 6 times.
At the seventh reassembly at the latest the bolts must be cleaned and then smeared
with "Loctite".

12.3.3 Dismounting of the wheel hubs

Engage motor
Place the vehicle on its side on some form of padding so that the drive wheel to be removed
is on top, or use a suitable support such as a wooden block to prop up the vehicle so that
the drive wheels are not loaded.
Loosen countersunk screw (1) with cover (2) and pull drive wheel complete with wheel hub
(8) off the drive motor (the axle has a feather key fitted).
Note:
When detaching the wheel hub (8), do not lose the feather key in the gear shaft.

12.3.4 Reassembly of the wheel hubs

Reassembly takes place in the reverse order.
(Observe position of groove in wheel and feather key on axle).
Service Manual
Page 116
Issued:21.01.02

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