Commissioning
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Hägglunds DOb, RE 15327-WA/05.2017, Installation and maintenance manual,
Bosch Rexroth AB
8 Commissioning
8.1 Before commissioning
General
• Read and understand this complete manual and the other attached technical
documentation.
• Visually check the whole system for: signs of damage, incorrect circuitry, security
of foundations.
• Check that the coupling between the electric motor and pump is properly
mounted.
Cleanliness
• The external hydraulic system must be thoroughly cleaned on the inside.
Pipe work
• The couplings has to be securely tightened.
• The pipe work must be properly cleaned.
• The pipe work has to be mounted free of stress.
• The lines has to be in accordance with installation drawing/piping plan.
Electrical
• Check that electric cabinet is connected to the correct voltages.
• Check the function of electrical components and monitoring system manually.
Instruments that cannot be actuated can be checked for correct wiring and
possibly operated manually. Level switch and indication should be checked when
filling up the tank.
• Check interlock of electric motor.
• Check the stop sequence of the system at alarm.
• Check grounding of frame (grounding point on side of frame, see
• Check emergency stop function
8.2
Filling up the system with hydraulic fluid
Before filling
• Check that the correct type and quality of hydraulic fluid is used. Do not mix
different types of hydraulic fluid without first checking with manufacturers.
• Check that the barrel with hydraulic fluid and tank/hoses not are contaminated
with water or other substances.
Filling
Use a fluid filling pump unit with a filter rating of β10 ≥ 75.
Cleanliness in barrels with new oil is not clean enough for the system and has to be
filtrated before filling up in to the system to avoid problems.
