Prelubrication Pump
Usage:
3N706 Pump: Viking Pump Co. Model HJ75M Internal gear pump
Output with pump at 1150 rpm ... 20 U.S. gpm(75.7 lit/min)
Pressure using 750 SUS oil ... 25 psi(170 kPa)
(1) Depth of bore in housing ... 2.207 in.(50.98 mm)
(2) End clearance of rotor* ... .003 to .005 in.(0.076 to 0.127 mm)
*Adjust with 2N7522 Gasket Kit.
Caterpillar Information System:
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