Graco Inc. 309639 Paint Sprayer User Manual


 
Displacement Pump Replacement
14 310824D
Displacement Pump Replacement
See manual 309250 for pump repair instructions.
Removal
1. Relieve pressure, page 8.
2. Loosen two screws (30) and rotate cover (44).
3. Loosen nut (A) and remove hose set (35). Loosen
nut (B) and remove the high pressure hose (14).
4. Cycle pump until pin (32) is in position to be
removed.
5. Disconnect power cord from outlet.
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).
WARNING
Read Injection Hazard Warning, page 3, Moving
Parts Hazard Warning, page 4 and Pressure Relief
Procedure, page 8.
44
30
ti6104a
14
B
A
35
ti6105a
32
ti6106a
C
11
9
11
ti6107a