4WRZ32E1-360-70/6EG24N9EK4/M
4WRZ32E1-360-70/6EG24N9K4/D3M
4WRZ32E1-360-70/6EG24N9K4/M Rexroth proportional electro-hydraulic directional valve, German made hydraulic solenoid valve

FAQ:

1. How to lubricate a 4WRZ valve?
No additional lubrication is required; the hydraulic fluid provides sufficient lubrication for internal components .

2. What is the procedure for replacing the main control spool?
Disassemble the valve, remove the centering spring, extract the old spool, inspect the valve body for wear, install the new spool, and reassemble .

3. What is the core function of the Rexroth 4WRZ series valves?
The 4WRZ series are pilot-operated proportional directional valves designed to precisely control the direction and magnitude of hydraulic fluid flow in industrial systems, actuated by proportional solenoids for proportional spool movement relative to electrical input signals .

4. What are the main components of a 4WRZ series valve?
Key components include a pilot control valve with proportional solenoids, a main valve with a main control spool, centering springs, optional spool position indicator, and an optional manual override .

5. Are 4WRZ valves direct-operated or pilot-operated?
All 4WRZ series valves are pilot-operated (2-stage design), where the pilot control valve regulates the main spool movement .

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