Repair Manual

MANUAL GEARBOX
21
21 - 47
SPEEDOMETER ENDLESS SCREW PINION REPLACEMENT
D
ISMOUNTING
Lift the car on the elevator
Drain the oil from the gearbox.
Disconnect:
- the speedometer cable;
- the velocity steps control.
Disconnect the cardan transmission and
dismount the secondary shaft flange
(G.B.50C;51).
Dismount the back crossbar.
Dismount the back cap.
Dismount the speedometer endless pinion
from the back cap.
Replace the speedometer endless
(G.B.50C,51C).
Engage velocity step I and draw the hand
brake.
Dismount the speedometer endless screw
by means of the CV 204 wrench.
REMOUNTING
Mount the speedometer new endless
screw by means of the wrench CV 204
and tighten at the required moment
(10-12 daNm) and secure it by straining.
(G.B. 365).
Mount the new speedometer pinion in
the back cap.
NOTE:
Before mounting, the speedometer
pinion shall be immersed in 80W/90.
Mount the back cap with a new gasket.
Mount the back crossbar.
Connect:
- the speedometer cable;
- the velocity steps control.
Mount the flange, tighten its nut at the
required moment (10 - 12daNm) and connect
cardan transmission (G.B.50C,51C).
Check the velocity steps control.
Fill up the gearbox with 80W90 oil.
(on vehicle )
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