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Operation Section
Illustration 145 g01205670
Hydraulic tank filler cap
SLE3000-UP
2. Lift latch (5), and turn the latch counterclockwise in
order to relieve the pressure in the hydraulic
system. Remove hydraulic tank filler cap (6).
Illustration 147 g01205713
Drain plug
SLE3000-UP
3. Remove drain plug (7) from the bottom of the tank
and drain 12 L (3.17 US gal) of oil into a suitable
container. Clean the drain plug. Install the drain plug
back into the tank. Install the hydraulic tank filler
cap. If the boom does not need to be retracted,
proceed to "Procedure for Lowering the Boom".
Procedure for Retracting the Boom
Note: If the angle of the boom is below approximately 55
degrees, the boom may not retract. If the boom is below
55 degrees and there is only a light load on the work
tool, it may not be necessary to perform "Procedure for
Retracting the Boom".
Illustration 01205716
1. Locate the rear cover on the back of the boom.
Remove three bolts (8) and three hard washers (9)
that hold rear cover (10) in place. Remove the rear
cover.
Illustration 153 g01205723
2. Locate load control valve (11). Slightly loosen
locknut (13). Remove adjustment screw (12)
without rotating locknut (13) on the screw.
Measure the distance from the head of adjustment
screw (12) to the top of locknut (13). Record this
measurement. This measurement will be required
later when adjustment screw (12) is reset. Spin
locknut (13) to the head of adjustment screw (12).
Turn adjustment screw (12) by hand into load
control valve (11) in order to contact the ball. Attach
a wrench to adjustment screw (12) and turn the
screw clockwise until the screw becomes tight.
Note: Do not use excessive force when a wrench is
used in order to turn adjustment screw (12).