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C. Oil Safety Control
9 psi fixed differential
9-120 seconds time delay
manual reset
D. High Pressure Cut out/Cut in
Cut out at 325 psig
Cut in at 260 psig
E. Low Pressure Control
Cut out at +1 or –1 psig
Cut in at +11 or –1 psig
F. Relief Valve Settings
350 psig
G. Setting High Pressure Control
The high-pressure control should be set to shut off the compressor at
325-psig discharge pressure.
H. Setting the Pressure Relief Valves (RV1 & 2)
The pressure relief valves are factory set at 350 psig and require no
field adjus tment.
9. Hydraulic System Data
A. Oil Change
Five (5) quarts, Dexron II Non Foaming,
Non-Detergent, 400 deg F Flashpoint,
Pour Point 3F + or – 5F,
Viscosity 210Ssu at 100 deg F
Viscosity Index 100
B. Control Settings
Hydraulic Pressure Limit Switch: 600 psig Open
500 psig Close
Hydraulic Pressure Relief Valve: 650 psig
