Haulotte Group HTL 3210, Operator'S Manual

Page: 216 / 248

216 2420344510 E 11.11 AUS
Telescopic handlers
H
- Lubrication and maintenance
15.4 - HYDRAULIC CIRCUIT
15.4.1 - Equipment hydraulic circuit
• Change the hydraulic filter cartridge :
• Place the machine in the working position and stop the engine.
• Open the engine compartment by removing the lower protective covers.
• Loosen the casing from the transmission hydraulic filter.
• Change the filter cartridge.
• Start the engine.
• Perform driving movements.
• Check the oil level and top up if necessary.
• Close the casing again.
N.B. -:-Perform the first filter change after the first 500 hours of operation.
15.4.2 - Transmission hydraulic circuit
• Change the hydraulic filter cartridge :
• Place the machine in the working position and stop the engine.
• Open the engine compartment by removing the lower protective covers.
• Loosen the casing from the transmission hydraulic filter.
• Change the filter cartridge.
• Switch on the engine and perform travel movements.
• Check the oil level and top up if necessary.
• Close the casing again.
N.B. -:-Perform the first filter change after the first 500 hours of operation.
15.5 - ACCUMULATORS
You are advised to check the pre-charge pressures regularly via the M28x1,5 orifice used for
adding gas.
• Accumulator 1 l(0,26 gal US) : Pre-charge pressure : 13 bar(188 psi) (Parking brake circuit).
• Accumulator 0,75 l(0,20 gal US) : Pre-charge pressure : 30 bar(435 psi) (Service brake circuit).
This operation requires specific tools (Consult HAULOTTE Services®) and a bottle of nitrogen to recharge
the accumulator/s (if the pre-charge pressure drops).
The accumulator/s must be emptied before any maintenance operation : Section H 20.1 -
Replacement of the brake circuit accumulators.