Invacare STORM Service Manual page 52

Disassembly, 2-piece rims and tyres
• Remove front wheel (7) completely. See in this respect Disassembly / Assembly Front Wheels.
• Remove valve cap (23) and deflate tyre by pressing the spring pin of the valve.
• Unscrew 5 cheese-head screws (21) cross wise and detach from rims (11 and 12).
• Press rim halves (11 and 12) carefully from the outer cover (8) with the aid of a tyre lever.
• Remove bushing (19) and then take the inner tube (9) out of the outer cover (8).
• If necessary, repair inner tube or replace by inner tube (size 260x85).
• If necessary, press cap stop nuts (22) out of the rim half (11).
• If necesary, remove wheel bearings (15) from the rim halves (11 and 12).
Assembly
• Press wheel bearings (15) into the rim halves (11 and 12) up to the point, where they are level with the rim.
• Press cap lock nuts (22) into the rim half (11).
• Mount outer cover (8) first onto the rim half (11).
• Insert the inner tube (9) in such a way, that the valve fits correctly into the bore hole of the rim half (11).
• Inflate inner tube (9) only up to the point, where it has taken the shape of a ring.
• Insert bushing (19) and press rim half (12) carefully into the outer cover (8) in such a way, that the cutout is
located over the valve.
• Insert cheese head screws (21) and tighten cross wise.
• Inflate tyre to the prescribed pressure of 2.5 bar und screw on valve cap (23).
• Then mount wheel (7) into the front wheel fork (2). See in this respect Disassembly / Assembly Front Wheels.
Disassembly,
• Remove front wheel (7) completely. See in this respect Disassembly / Assembly Front Wheels.
• Loosen slide piece (3) for example with a screwdriver, and detach.
• Hold front wheel fork (2), loosen nut (4) completely and detach together with washer (5).
• Remove front wheel fork (2) with adjusting washer (6) from the slide bearing downward in the chassis (1).
Assembly
• The assembly is performed in reverse order.
CAUTION:
• The front wheel forks rest on slide bearings, which give way after the first operating hours
and must be tightened
• Check and tighten nut (4) after 5 operating hours and once again after another 10 hours.
• The nut (4) must be tightened to a degree where the forks turn freely without any vertical play.
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