Section 07: TRANSMISSION
PA1562
15
4. INSTALLATION OF ZF OR ALLISON TRANSMISSION BRACKETS ON VEHICLES EQUIPPED
WITH DETROIT DIESEL ENGINE ONLY
FIGURE 9: ZF OR ALLISON TRANSMISSION BRACKETS 07131
5. ALLISON TRANSMISSION REMOVAL
The following procedure deals with the removal of
the Allison transmission without removing the
power plant cradle from vehicle. The methods
used to support the transmission and engine
depend upon conditions and available equipment.
1. Select transmission's "NEUTRAL" position,
apply parking brake, then set battery master
switch to the "OFF" position.
2. Jack up vehicle, then place safety supports
underneath body.
CAUTION
Only the recommended jacking points must be
used as outlined in Section 18, "BODY".
NOTE
For more clearance between the tag axle and
transmission, the tag axle may be unloaded
and jacked up or retracted (if applicable).
3. Remove engine splash guards and protective
panels surrounding transmission.
4. Remove cross member from under
transmission.
5. Remove the transmission drain plug and allow
oil to drain. Inspect the drain plug washer and
replace it if necessary. Reinstall the drain plug
and tighten to 33-41 lbf-ft (45-56 Nm) (see
"3.1.11 Oil and Filter Change" in this section.
WARNING
It is better to drain oil when it is still warm.
Avoid contact with oil since it can be very hot
and cause personal injury.
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