Operation; Removing Transmission - MAHLE ATJ-1000H Operation Manual

Hi-rise transmission jack
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en | 8 | ATJ-1000H

7. Operation

WARNING - This section discusses the appropriate and
safe methods for using the jack to raise and lower a
transmission from a vehicle. Safe operation is not limited
to simply raising and lowering the transmission - it also
includes adequate preparation before removing
transmission. Failure to follow all of the steps outlined in
this section could result in serious injury and/or property
damage.

7.1 Removing transmission

1. With vehicle elevated on lift, position the jack near
transmission to be removed.
2. Attach air hose. Depress foot pedal marked "UP" and
raise air stage to its fully extended and locked position.
The locking pawl will automatically engage when the air
stage is at full height. Air hose may be removed.
3. Close
the
hydraulic release valve by
CLOCKWISE. Pump the handle to raise head assembly
close to transmission to be removed. If hydraulic stage
does not lift, see "PRIMING INSTRUCTIONS" located in
Section 7.2 of this manual.
4. Roll head assembly side to side and tilt forward or back
as needed to firmly contact bottom of transmission.
5. With short strokes of the pump handle, jack may be
raised slowly to contact transmission.
6. Unlock pawls to pull out ratchet brackets (Fig. 2). Then
push in the 4 ratchet brackets on head assembly firmly to
contact sides of transmission.
Fig. 2: Unlock pawls
7. Secure transmission to the jack by placing the strap over
the transmission, hook it in the hook ring, and then pull
the strap tight (Fig. 3).
Fig. 3: Strap transmission
8. Before unbolting transmission from engine, support
engine with stand, or other appropriate device (Fig. 4).
Fig. 4: Support engine
turning
9. When component is free, lower hydraulic stage slowly by
turning hydraulic release valve COUNTERCLOCKWISE.
Then lower air stage by depressing foot pedal marked
"DOWN".
If load is resting on the locking pawl, attach air hose and
depress "UP" foot pedal briefly so locking pawl will
release. Air stage should then lower when "DOWN" foot
pedal is depressed.
WARNING - Never pry locking pawl to release the load,
the load will drop. Failure to heed this warning may
result in personal injury and/or property damage.
CAUTION! Moving parts of the jack can cause
personal injury. Keep hands and all other body parts
free of pinch points while lowering. Lowering the
hydraulic stage first minimizes the number of exposed
pinch points
Operation

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