7. Install new wicks in front half of seal retainer. Press rear
half of seal retainer into front half until ends are flush.
Holes should be to the top and bottom to line up with front
retainer holes. Slide Seal Retainers over plungers and
press into crankcase chamber until flush with oil seal.
8. Rotate the Crankshaft to line up the outside Plungers.
Then lightly lubricate the Plungers with oil.
9. Carefully slide the Inlet Manifold over the Ceramic
Plungers and press until flush with the Crankcase.
10. Reinstall the four Inlet Socket Head Screws and torque to
specifications in chart.
11. The Hi-Pressure Seals may shift while installing the Inlet
Manifold. Use one of the Discharge Valve Spacers to
press the Seals back into position.
12. Carefully press the Discharge Manifold into the Inlet
Manifold. Use a soft mallet to tap into place and reinstall
the eight Socket Head Screws. Torque in sequence to
specifications in torque chart.
TORQUE SEQUENCE
SERVICING THE CRANKCASE SECTION
1. While Inlet Manifold, Plungers and Seal Retainers are
removed, examine Crankcase Oil Seals for leaking and
wear.
2. Check for any signs of leaking at Rear Cover or Dipstick.
3. Check oil level and for evidence of water in oil. Change oil
on a regular schedule. See Preventative Maintenance
Check-List.
4. Rotate Crankshaft by hand to feel for smooth bearing
movement.
5. Examine Crankshaft Oil Seals externally for drying,
cracking or leaking.
6. Consult CAT PUMPS or your local distributor if Crankcase
service is required. See also Tech Bulletin 035.
See Section II of the Plunger Pump Service DVD for
additional information.
51 37
84 26
Loctite
®
and 242
®
are registered trademarks of Henkel Corporation
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