This manual provides instructions and procedures necessary to install, operate and troubleshoot the Moog D661 Series Servo and Proportional Control Valves.
The document offers complete instructions for installing, operating, and maintaining the Moog D661 Series servo and proportional control valves. It covers safety precautions, electrical characteristics, wiring diagrams, and troubleshooting steps needed for reliable valve performance.
Key sections include safety instructions, mounting guidelines, electrical connector information, valve setting‑up procedures, maintenance recommendations, and detailed technical data such as voltage, pressure limits, and fluid requirements.
| Nominal voltage | 24 VDC |
|---|---|
| Nominal power | 12 W |
| Ambient temperature range | -20 to +60 °C |
| Recommended fluid viscosity | 5 to 45 mm²/s |
| Filter rating for normal operation | β15 75 (15 µm absolute) |
The nominal voltage is 24 VDC.
Before removing the valve, depressurize all system sections, pressure lines, and accumulators.
A filter rating of β15 75 (15 µm absolute) is recommended.