Replacement Part List

ManualsBrandsGraco ManualsAirless Paint SprayersMagnum Project Painter Plus Stand Airless Paint Sprayer with 4 ft. whip hose and Pressure Roller Kit

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10 3A5572B EN

Prime/Spray Valve and

Handle Replacement

1. Unplug power cord (22) and perform

Pressure Relief Procedure, page 1.

2. Lower Prime/Spray Valve to SPRAY

position.

3. Remove pin (33b) with pin punch and

hammer.

4. Remove Prime/Spray Valve handle

(33a).

5. Remove valve stem assembly (33) from

pump housing (1). Be sure gasket (C)

and seat (D) do not stay in pump housing

(1).

6. Apply sealant to threads of new valve

stem assembly (33). Install valve

assembly in pump housing. Torque to

220-250 in-lb (24.9-28.2 N•m).

7. Insert end of pin punch through hole in

Prime/Spray Valve handle and valve

stem to align.

8. Install pin (33b) through aligned holes.

Tap pin through with hammer. End of pin

will be flush with top of hole in

Prime/Spray Valve handle when

correctly installed.

9. After assembly is complete, perform

Assembly Verification, page 13.