24 GTH-4016SR • GTH-4018SR Part No. 57.4400.9203
March 2010
Section 3 • Scheduled Maintenance Procedures
REV A
A-12
Safety Devices
1. Moment Limiting System
- Load a weight of 1000 kg.
- Raise the boom about 30 cm above the
ground.
- Extend the telescope and check if the system
enters the alarm mode once reached the
distance indicated in the load charts for the
attachment fitted to the machine.
2. Joystick Enabling Function Switch
- Attempt to operate the joystick without pressing
this button:in this condition, the joystick shall
not activate any movement.
3. Emergency Stop Pushbutton
- To check the efficiency of this pushbutton,
simply press it down during a movement. The
pressure of the pushbutton shall cause the
movement to stop and the engine to shut down.
4. Seat
Switch
- Attempt to make the machine to move without
sitting on the drive seat. In this condition, the
machine shall not move.
5. Outriggers
Sensors
- Lower or raise all the outriggers.
- The display of the moment limiter will
change the scale of the admissible payloads
accordingly.
6. Pressure Switch On The Parking Brake
- Engage the parking brake and start the
engine.
- The warning light
41
should come on.
- Attempt to move with the machine. The
machine must not move.
CHECKLIST A PROCEDURES
A-11
Clean Engine Air Filter
1. Cleaning the External Element
- Shut the engine down and put the parking
brake.
- Open the four latches
A
.
- Remove the protection cap
B
.
- Extract the external cartridge
C
.
- Clean the filter bowl.
- Beat the cartridge against a piece of wood
surface to eliminate any dust.
- Dry clean the cartridge (max. pressure: 6 bar).
- Check for cracks in the filtering element.
- Before refitting the cleaned cartridge smear its
seal with a thin coat of grease; fit the cartridge
and make sure it is properly positioned.
-
Refit
cap
A
.
NOTICE
As soon as the warning lamp 40
on the cab dashboard switches
on, replace the outer element.
Never wash the cartridge with
water or solvents.
