Page 2 - Warnings; WARNING
Warnings 2 311485J Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama-tion point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. When these symbols appear in the body of this manua...
Page 3 - Operation; Pressure Relief Procedure
Operation 311485J 3 Operation Pressure Relief Procedure 1. Set pump valve OFF. Turn engine OFF. 2. Turn pressure to lowest setting. Trigger gun into pail to relieve pressure. 3. Open prime valve (vertical). If you suspect that the spray tip or hose is completely clogged, or that pressure has not bee...
Page 4 - Service; Removal
Service 4 311485J Service Removal 1. Flush pump (36). Stop pump on down stroke if pos-sible. 2. Perform Pressure Relief Procedure, page 3. 3. Remove suction set (147) from pump (36). 4. Remove paint and drain lines from filter housing. 5. Using a wrench, loosen filter housing fitting (110) and remov...
Page 5 - Ball Adjustment
Service 311485J 5 8. Separate coupling (125) and remove. 9. Using a hammer, loosen jam nut (122). Unscrew pump (36) from power head. 10. Remove pump (36). Ball Adjustment 1. Using a hammer, loosen and remove intake valve (213). 2. Disassemble and clean all parts and o-rings (207). 3. Select proper b...
Page 6 - Piston Rod Assembly; Reassembly
Service 6 311485J Piston Rod Assembly 1. Tap piston rod out of cylinder with a hammer or flip over and tap piston rod out against bench. NOTE: Sleeve may come out of cylinder with piston rod. 2. If piston rod and sleeve did not separate, invert pis-ton rod (222) and sleeve (220) and pound on hard su...
Page 10 - Parts
Parts 10 311485J Parts Ref. Part Description Qty. 201* 116385 PLUG 1 202 15G198 NUT, packing 1 203* 15G285 V-PACKING, UHMWPE, blue 3 204* 15H250 GLAND, male, throat 1 205 287836 CYLINDER, pump 1 206* 102972 BALL, sst, 0.875 in. 1 207*† 116377 PACKING, o-ring 3 208 15G196 GUIDE, ball 1 209 197306 SHI...
Page 11 - Notes
Page 12 - Graco Standard Warranty
All written and visual data contained in this document reflects the latest product information available at the time of publication. Graco reserves the right to make changes at any time without notice. For patent information, see www.graco.com/patents. Original instructions. This manual contains Eng...