235
SJ63 AJ+, SJ63 AJ 229043AAA
Turret Section 5 – Procedures
5.5 Turret
5.5-1 Check and Replace the High
Pressure Filter
1. Start the engine from the base control console.
2. Inspect the filter restriction indicator gauge
1
.
The filter should operate with the gauge pointing
to the green area. If it is in the red area, the filter
needs to be replaced.
3. To replace the filter, turn the engine off.
4. Place a suitable container under the filter.
4
3
5
2
1
5. Using a 30 mm box wrench on the filter housing
nut
2
, loosen filter housing
3
and remove it
from the filter head
4
.
6. Remove the filter element
5
from the filter head
and install a new high pressure filter element.
7. Apply hydraulic oil to the o-ring on the high
pressure filter housing.
8. Reinstall the housing, screwing it in fully, then
backing it off by one quarter turn.
5.5-2 Adjust the Turret Rotation Gear
Backlash
Adjusting the backlash clearance will allow proper
mating between the turret rotation gear and the swing
drive motor gear.
WARNING
Ensure there are no personnel or obstructions in
the test area and there is sufficient room for the
boom to swing and elevate.
NOTE
The adjustment of the backlash must be
performed on a flat level surface.
1. Ensure the MEWP is on a firm level surface.
2. Lock the turret to the base with the turret lock
pin
1
.
1
3. Raise the riser boom to access the swing drive
motor
2
.
3
4
2
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