Invacare STORM Service Manual page 57

Disassembly Bowden Cable, complete
• Lift seating system and lock, if required.
• Remove rear wheels (33). See chapter 11.3 in this respect.
• Release brake and write down the positions of the adjusting
screws (4) at the upper side of the brake lever (1) and on the
Bowden cable holders (23).
• Loosen cable locking screws (21) and, if necessary, detach com-
pletely together with nut and washer.
• Squeeze off caps (9), pull inner brake cable (8) out of the cable locking screws (21) and remove
compression springs (25).
• Pull inner brake cable (8) together with the Bowden cable coverings (6 and 7) out of the adjusting screws (4)
located at the lower part of the Bowden cable holders (23).
• Remove cable binders (not shown) from the Bowden cable coverings (6 and 7) and uncover both Bowden
cable ends upwards toward the brake lever (1).
• Pull off Bowden cable coverings (6 and 7).
• Loosen wing or Allen screws (34) and detach the parking brake completely with brake housing holder (14).
• Remove Bowden cable coverings (6 and 7) from the inner brake cable (8).
• Pull inner brake cable (8) out of the brake housing (10 and 11) and detach from the brake lever (13).
Assembly
• Place inner brake cable (8) over the brake lever (13) in the brake housing (10 and 11) and pull through the
adjusting screws (4) in such a way that the free length to the left rear wheel amounts to approx. 700 mm and
to the right rear wheel to approx 1000 mm.
• Pull Bowden cable covering (6) over the inner brake cable (8) until it ends level with the adjusting screw (4) at
the brake housing (10 and 11).
• Pull Bowden cable covering (7) over the inner brake cable (8) until it ends level with the adjusting screw (4) at
the brake housing (10 and 11).
• Mount brake housing with brake housing holder (14) to the armrest.
• Pull inner brake cable (8) through the adjusting screws (4) at the lower part of the Bowden cable holders (23)
in such a way, that the coverings (6 and 7) end level with the adjusting screws.
• Attach compression springs (25), pull inner brake cable (8) through the cable locking screws (21) and for the
present tighten both locking screws.
• Squeeze caps (9) onto both ends of the inner brake cable (8).
Adjusting the brakes
• Loosen locking screws (21) slightly, on each side one after the other, and pull inner brake cable up to the
point where the distance between the locking screw (21) and the adjusting screw (4) at the Bowden cable
holder (23) amounts to approx. 85 mm.
• Fasten the inner brake cable (8) with the locking screw (21).
• Disengage motor and check, while the brake is being released, whether the wheel hubs (22) turn freely.
• Turn wheel hubs (22) slowly one after the other on each side while simultaneously pulling the brake lever (1)
steadily until the hub is slowed down.

NOTE:
• Up to the point of slowing down, both hubs must have made approximately the same rotation.
• If necessary, adjust brakes to a uniform pull by adjusting the inner brake cable (8), or by means of
the adjusting screws (4).
• Mount rear wheels (33). See in this respect chapter 11.3.
• Make wheelchair ready to start.

NOTE:
• It is recommended to remove the
batteries before disassembling, in order
to reduce the weight of the wheelchair.
• The wheelchair is to be jacked up.
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