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Section 4 - Maintenance Procedures
TABLE A
Check of the limit switches on the outriggers
(at every use)
To check the limit switches (A) on the outriggers:
•
Lower the outriggers to the ground and attempt to
engage a gear.
Accelering the machine has to be stopped.
Proceed on one outrigger at a time.
•
With the outriggers up, light (B) on the load limiter
panel must be off; with the outriggers down to the
ground, the same light must be on.
DANGER
If a limit switch is faulty or a lever is deformed,
immediately replace the part.
Check of the limit switches
(at every use)
Limit switches C on boom
•
Lift the boom over the zero position until a maximum
angle of 20° and check if machine sway function and
outriggers' controls can be activated.
Limit switches D on boom
•
Lift the boom with a tilt angle over 50° and check that
the rear axle is stopped.
Limit switche E
•
The limit switche E shoes the boom is fully retract.
Limit switches E-D on boom
•
Lift the boom with a tilt angle until 50° (sensor D),
retrac it fully (sensor E) and check the outriggers
and the right/left sway. Check the outriggers and the
right/left sway are stopped with a tilt angle over 50°.
22
GTH-4017EX GTH-4514EX GTH-4013EX
A
C
D
E
November 2008
A
B
Document 57.0009.0427
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