Installation 33/48
RE 29391-B/05.2021; 4WRPD(H), 4WRPQ(H), 4WRPF(H), 4WRLD, 4WRLF, 4WRLQ, 5WRPF10, 5WRPQ10, Bosch Rexroth AG
1. Remove the protective cover from the valve.
2. Ensure correct orientation of the valve. Observe the porting pattern according
to the symbol and connection labeling at the valve.
3. Check whether all seal rings are in place and intact.
4. Carefully place the valve on the mounting surface.
5. Use mounting screws according to the dimensions and property classes
specified in the data sheet.
6. Ensure that the mounting screws are tightened by applying the specified
tightening torque. For the tightening torques, please refer to the corresponding
valve data sheets.
7. Please note that the tightening torques may change if other screw types are
used.
7.7.2 Connecting the valve hydraulically
1. Depressurize the relevant system part.
2. Establish all connections; in this context, observe the operating instructions of
the system.
3. Make sure that pipes and/or hoses are connected to all ports and/or that the
ports are closed with plug screws.
4. Check to make sure that the cap nuts and flanges are correctly tightened at the
pipe fittings and flanges.
5. Make sure that all pipes and hose lines and every combination of connection
pieces, couplings or connection points with hoses or pipes are checked for their
operational safety by a person with appropriate knowledge and experience.
7.7.3 Connecting the valve electrically
CAUTION
Faulty energy supply!
Risk of damage to property and personal injuries! Faulty energy supply may lead
to uncontrolled valve settings. These could result in malfunctions or failure of the
valve and cause injuries.
Always connect the earthing connection of the valve with the appropriate
earthing system in your installation.
Only use a power supply unit with safe separation.
Always observe the relevant national regulations.
To Next Page
Loading...
