SUPPLIES AND SERVICE CHART
4-61
PILOT CONTROL FILTER - CHANGE
Park the machine on a level and firm surface.
Place the working attachment on the ground.
Activate the parking brake.
Place the machine in a safe condition.
Shut off the engine.
Relieve the pressure from the hydraulic system.
The filter of the pilot control is built-in in the valves
block (1), installed in the frame between the cab and
the engine compartment.
Unscrew the case (2) and move it downward as far
as possible. Do not let hydraulic oil flow out.
Remove the filter (3) with one turn.
Clean the filter case (2) and the seal surfaces on the
filter head.
Fit the new filter (3) with one turn.
Tighten the case (2) in the filter head.
Once the hydraulic system is operating, check the
tightness of the filter case.
Discard used filters according to environment legis-
lation.
AIR CONDITIONING SYSTEM -
CLEANING AND OPERATION CHECK -
COMPRESSOR BELT CHANGE
S WARNING S
Shut off the engine and let it cool down before car-
rying out any maintenance work.
Disconnect the blower from electric power supply.
In this case possible injuries caused by the acci-
dental activation of the blower are avoided.
Some parts of the air conditioning system (e.g. the
heat exchanger and the resistor of the blower) may
still be hot after shutdown. Risk of scalding! Let
them cool before restart working.
Avoid any skin contact with the coolant.
Wear goggles to protect your eyes. If, although you
wear goggles, some coolant gets in contact with
your eyes, seek medical advice immediately.
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