SECTION 05: COOLING SYSTEM
DOB 2490-2789 | X3-45 Commuter PA1605 Maintenance Manual (Final Version – Rev.2 April 2016)
19
FIGURE 34: MECHANICAL LOCKING
05124
14. RIGHT ANGLE GEARBOX
The radiator fan is belt driven from the engine
crankshaft pulley through a drive belt, a
universal joint shaft, a clutch and right angle
gearbox assembly.
MAINTENANCE
Change the right angle gearbox oil every
100,000 miles. Replace seals at every oil
change.
Use
Shell transmission oil MA 75W90
.
14.1 OIL CHANGE
1. Stop engine and make sure that all engine
safety precautions have been observed.
2. Set the ignition switch and set rear start
selector switch to the OFF position to prevent
accidental starting of the engine.
3. Clean gear case carefully.
4. Remove the drain plug located underneath
the right angle gearbox case and allow the oil
to drain into a suitable container.
5. Replace the seal and screw the drain plug
back in. Torque as prescribed.
6. Unscrew and remove the oil level plug and
the top filler plug/vent.
7. Add gear lubricant until oil level reaches the
bottom of the side oil level check point.
FIGURE 35: RIGHT ANGLE GEARBOX
8. Replace the seals and screw plugs back in.
Torque as prescribed.
9. Clean gear case carefully.
10.
Start the engine and allow running a few
minutes. Stop the engine and check for
leaks.
WARNING
Note that warranty may be voided if proper
maintenance at oil change intervals is not
respected.
14.2 REMOVAL / INSTALLATION
To remove the right angle gearbox, proceed as
follow:
1. Turn the ignition switch to the OFF position
and set rear start selector switch to the OFF
position to prevent accidental starting of the
engine.
2.
Disconnect the fan clutch electrical
connector.
3. Dismount the fan and lean it against the
radiator.
4. Disconnect the universal joint shaft.
5. Remove the bracket shown on figure 30.
