Haulotte Group HT21RT O, Maintenance Book

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221 4000511390 E03.16 USA / GB
Hydraulics
Hydraulic oil - Level Replacement
MS0019
4 - Replacement of hydraulic oil
Hydraulic oil must be replaced all the 2000 hours or 2 years. This periodicity can be modified so important
interventions and/or anomaly was noted.
The state of cleanliness of the oil filter cartouche is another indicator of purging of the system :
• Dismount the cartouche of the oil filter.
• Check the absence of rubber, plastic or metal shaving.
4.1 - CONSUMABLE
Use only oils whose features correspond to HAULOTTE® recommendations (Section C - Familiarization -
Consumable) or contact HAULOTTE Services®.
Not mix two different characteristics oils. If necessary, purge and clean the circuit.
4.2 - FILLING
To fill the system correctly; respect the following stages :
• The machine must be completely folded (for the machines equipped: raised stabilizers).
• Fill the tank.
• Carry out a complete cycle (to go/return) of each cylinder.
• Fill the tank if necessary (never more than the maximum level).
• Repeat stages 1 and 2 for each cylinder of the machine.
When filling, it is forbidden to remove the strainer filter.