48
SPARC
MAINTENANCE
Technical Manual 2006
REMOVE WHEEL
• Pull the remote control cable plug off
the hub.
• Apply fingertip pressure onto the tap and
pull battery cable plug off the hub.
• Loosen the knurled screw (40, Fig. 1) and
pull the Clickbox off the axle.
• Disengage the red locating sleeve (38)
and pull it off. Remove shift rod (37) and
shift tube (36) out of the axle bore.
• Remove wheel.
ELECTRIC DRIVE
Remove:
• Unscrew resin nut (3, Fig. 1).
• Remove electric drive (4).
Caution:
Do not disassemble and do not lubricate
the electric drive.
Reassembly:
• Position electric drive onto hub.
• While rotating the electric drive push it
inside until the two small inside pins
engage in corresponding small holes (41).
Check: The thread (6) must be visible at
least 8 mm.
• Screw on resin nut (3) with a torque of
3 – 5 Nm (27 – 44 in.lbs.).
DISMANTLING GEAR HUB
see Fig. 1
• Remove circlip (35), sprocket (34) and
dust cap (33).
• Clamp hub with the two axle flats
sprocket side facing downwards.
• Remove electric drive (4) (see left column).
• Unscrew the locknuts (1+2).
• Remove plate (6) and 2 washers (5).
• Remove hub shell (7).
• Remove circlip (8) and washer (9).
• Remove planetary gear carrier (10) and
circlip (11).
• Clamp other axle end.
• Unscrew fixed cone (32).
• Remove driver (31), compression spring
(29), large compression spring (27) and
ball retainer (30). – Withdraw gear ring
(26) and coupling gear (25) and remove
cover (28) from the coupling gear.
• Take out thrust block (24), (to do this
compress the spring). Remove spring (22)
and the two covers (23/21).
• Dismantle retaining washer (20), washer
(19), conical compression spring (18),
and the large sun gear (13).
• Clamp other axle end.
• Unscrew grey grub screw (14) – disman-
tle spring (15), guide bolt (16) and thrust
block (17).
• Remove small sun gear (12).
X
1
2
Sparc mounting aid
Part No. 65 3024 001 000
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3
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5
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41
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13
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25
26
27
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32
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35
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40
39
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