Displacement Pump Replacement - Graco FinishPro 311911C Repair Manual

Displacement Pump Replacement

See manual 309250 for pump repair instructions.
Removal
1. Relieve pressure, page 7. Unplug sprayer from out-
let.
2. Loosen two screws (30) and rotate cover (44).
44
3. Loosen nut (A) and remove suction hose (35).
Loosen nut (B) and remove the high pressure hose
(14).
14
B
A
35
4. Cycle pump until pin (32) is in position to be
removed.
5. Disconnect power cord from outlet.
311911C
30
ti6140a
ti6105b
6. Using a flat screwdriver, push retaining spring (C)
up. Push out pump pin (32).
7. Using a hammer, loosen pump jam nut (11).
Unscrew and remove pump (9).
11
Displacement Pump Replacement
C
32
11
ti6107b
9
13