Invacare STORM Service Manual page 54

Disassembly, 1-piece rims and tyres
• Remove front wheel (7) completely. See in this respect Disassembly / Assembly Front Wheels.
• Remove valve cap (not shown) and deflate tyre by pressing on the spring pin of the valve.
• Pull outer cover (8) sideways from the rim(10) with the aid of a tyre puller.
• Remove inner tube (9) from the outer cover (8) and from the rim (10).
• If required, repair inner tube or replace inner tube (size 200x50).
• Detach outer cover (8) completely from the rim (10)
.• If required, press out wheel bearing and remove.
Assembly
• Press first wheel bearing into the rim (10) to a point where it is level with the rim.
• Press second wheel bearing into the rim (10) to a point where it is level with the rim.
• Mount outer cover (8) sideways on the rim (10).
• Insert inner tube (9) correctly and inflate only to a point where the inner tube has taken the shape of a ring.
• Mount outer cover (8) carefully and completely onto the rim (10) and check for correct fit.
• Inflate tyre to the prescribed pressure of 2.5 bar and screw on valve cap.
• Then mount wheel (7) into the front wheel fork (2). See in this respect Disassembly / Assembly Front Wheels.
Disassembly, 2-piece rims and tyres
• Remove front wheel (7) completely. See in this respect Disassembly / Assembly Front Wheels
• Remove valve cap (not shown) and deflate tyre by pressing the spring pin of the valve.
• Loosen 5 screws (16) and nuts (17) cross wise and detach.
• Press rim halves (11 and 12) carefully from the outer cover with the aid of a wheel lever.
• Take inner tube (9) out of the outer cover (8).
• If required, repair inner tube or replace by inner tube (size 200x50).
• If required, press wheel bearings out of the rim halves (11 and 12).
Assembly
• Press wheel bearings (11 and 12) into the rim halves up to a point where they are level with the rim.
• Mount outer cover (8) first on rim (11).
• Insert inner tube (9) in such a way, that the valve is correctly located in the bore hole of the rim half (11).
• Inflate inner tube (9) only to a point, where it has taken the shape of a ring.
• Press rim half (12) carefully into the outer cover (8) in such a way, that the cutout is located over the valve.
• Insert screws (16) and nuts (17) and tighten cross wise.
• Inflate tyre to the prescribe pressure of 2.5 bar and screw on valve cap.
• Then mount wheel (7) into the front wheel fork (2). See in this respect Disassembly / Assembly Front Wheels.
Disassembly, front wheel forks
• 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 with washer (5).
• Remove front wheel fork (2) with adjusting washer (6) downwards out of the slide bearing in the chassis (1).
Assembly
• The assembly is performed in the reverse order.
CAUTION:
• 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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