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Specifications：
Model Number Designation：
Instructions ：
1. Primary Pressure Required for Preselected Pressure The primary pressure must be 1 MPa (145 PSI) higher than the preselected pressure.
2. Drain Back Pressure Check that the drain back pressure does not exceed 0.2 MPa (29 PSI).
3. Trapped Oil Volume
The recommended secondary side trapped oil volume is about 20 liters (5.28 U .S.Gallons). Note that the trapped oil volume must not be lower than 1.4 liters (.37 U.S.Gallons).
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