3145, 3150 & 3160 INDUSTRIAL ENGINES Caterpillar


Oil Pump

Usage:

Oil Pump

Check oil pump end clearance. End clearance is .004 ± .002 in. (0.10 ± 0.05 mm).


CHECKING END CLEARANCE

Remove oil pump cover mounting bolts (1). Remove oil pump cover (2).


OIL PUMP
1. Bolts (four). 2. Oil pump cover.


CHECKING ROTOR TIP CLEARANCE

Check oil pump rotor tip clearance. Rotor tip clearance is .004 ± .002 in. (0.10 ± 0.05 mm). Maximum rotor tip clearance is .009 in. (0.21 mm).

Remove outer rotor (5) and inner rotor (3). Check size of bearing (4). Size of bearing (4) is 2.804 ± .002 in. (71.22 ± 0.05 mm). Replace bearing if necessary. Use an 8S2285 Driver (6) to install the bearing.


ROTORS REMOVED
3. Inner rotor. 4. Bearing. 5. Outer rotor.


INSTALLING BEARING
6. 8S2285 Driver.

Clean all parts thoroughly before installing. Oil all component parts before installing. Install inner rotor (3), outer rotor (5), cover (2), mounting bolts (1) and locks. Tighten bolts to 18 ± 5 lb. ft. (24 ± 7 N·m) and secure with locks.

Back to top
The names Caterpillar, John Deere, JD, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
CH-Part.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only.