Operation
Starting the Engine
105 105
9811/9950-1
Warming Up
P11-2032
Before starting work in temperatures below -15°C (5°F),
hydraulic fluid must be warmed.
1 Warm up the engine:
After starting the engine set the throttle lever to mid
position and run for 10 minutes.
Note: Do not operate any services. After the warm up
period make sure that everyone is clear of the machine.
2 Warm up the hydraulic oil:
a Increase engine speed to maximum. Warm the
hydraulic oil by repeatedly selecting bucket crowd
by moving the right hand lever to the left for 5
seconds. Repeat for several minutes.
b Select dozer up by moving dozer control lever
backwards, keep selected for one minute.
3 Warm up hydraulic circuit:
a Reduce engine speed by moving throttle lever to
mid position.
b Raise and lower boom from ground level to full
height five times.
c Stroke the dipper fully in both directions, five
times.
d Rotate the bucket fully in both directions, five
times.
e Slew the upper structure clockwise for one
revolution and stop. Slew the upper structure
anticlockwise for one revolution and stop.
f Repeat 3c three times.
4 The machine should now operate correctly. Should
operation still appear slow, then steps 3b and 3c may
be repeated.
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