Repair
28 312760A
Rear Pump Rebuild Kit Installation
Prepare Machine for Kit Installation
1. Drain the pump.
• If ball valves are installed, close the ball
valves then take several shots.
• If ball valves are not installed, empty the
tanks. Perform shots repeatedly until no mate-
rial comes out of the dispense valve.
2. Relieve pressure. See Pressure Relief Procedure,
page 13.
3. Shut down the machine. See Shutdown, page 13.
4. Disconnect the pressurized air input hose.
5. Remove shroud screws (2202, 2409). See F
IG. 11
on page 36 and F
IG. 15 on page 41.
The pump shaft is installed with Krytox. Contact with
Krytox can lead to flu-like symptoms. The MSDS for
this material is available upon request.
F
IG. 7
506
513
514
508
507
511
501
504
512
503
510
502
509
505
Torque to 350 in-lb (39.5 N•m).
Lube shaft with krytox grease prior to insertion into bearing.
Shaft seal (503) must be installed with open side facing the washer (512).
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