User manual GRACO 4-BALL LOWERS PARTS LIST WITH 3000CC 4000CC

[. . . ] Instructions - Parts List 4-Ball Lowers 3000cc and 4000cc Models 3A0540C ENG Designed for low pressure, high volume circulation of finishing materials. Do not use for flushing or purging lines with caustics, acids, abrasive line strippers, and other similar fluids. Important Safety Instructions Read all warnings and instructions in this manual and in your separate pump manual. See page 3 for model information, including maximum working pressure. [. . . ] If the relief valve cannot be thoroughly cleaned so that the ball and spring are free to move, replace the seat (14). Push the piston assembly through the cylinder just enough to expose the piston (26) flats. Use a plastic mallet to tap the cylinder (4) up and off the piston assembly. Use Tool Kit 220385 (to remove the piston shaft (19) and piston nut (21). Remove the piston nut o-ring (22) and o-ring retainer (20) from the shaft. Remove the plate (24) and the seal (25) from the piston (26). If it is damaged or the surface is scored, replace it. Clean all piston parts and the cylinder thoroughly in a compatible solvent. Inspect the inner surface of the cylinder for scoring, and replace it if necessary. A scored cylinder will quickly damage the packings. 3A0540C 9 Repair 20 16 2 5 21 *22 23* 24 1 3 9 8 1 56 40 4 10 17* 1 18 13 15* 1 25* 1 26 43 7 36 1 2 41 1 53a 53d 53b 53c 1 11 6 16 18 17* 1 *3 5* 12 16 18 35 4 51 1 6 14 15* 1 53e 34 52 1 *3 5* *17 1 1 13 1 *15 1 8 See Throat Packing Detail on pages 16 and 18. 1 19 9 2 5 28 27 52 8 TI15572a 1 2 Apply lubricant to all packings. Apply removable (blue) Loctite 243 to entire length of threads. Sealant must be allowed to cure for a minimum of 12 hours before use. Torque to 200-210 ft-lb (270-285 N·m). Apply thread lubricant. ® 5 6 Torque to 18-20 ft-lb (24-27 N·m). Tighten uniformly until cylinder is seated then torque to 60-65 ft-lb (81-88 N·m). 8 Apply high strength (red) Loctite® 263 or 2760 to entire length of threads. Sealant must be allowed to cure for a minimum of 12 hours before use. 3 4 FIG. Exploded View of Lower 10 3A0540C Repair 41 40 1 19 40 36 53a 53b 35 53d 53c 16 18 *15 9 16 18 51 1 1 34 1 53e 52 13 1 17* 1 33 1 *3 14 5*1 21 24 4 2 15* 1 30 32 31 1 30 1 31 1 1 *25 26 1 6 33 28 27 52 *3 7 16 18 1 1 *15 5*1 16 1 TI15858a Apply lubricant to all packings. 13 17*1 15 14 1 1 18 TI15604a FIG. Cutaway View of Lower 3A0540C 11 Repair Lower Reassembly 1. Lubricate the new piston seal (25*) and install it on the piston. Install the piston plate (24) with the beveled edge facing away from the piston seal. Lubricate o-ring (22*) and slide it on over the threads of piston shaft. Apply high strength (red) Loctite® 263 or 2760 to entire length of the piston rod (19) threads. [. . . ] With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective. This warranty applies only when the equipment is installed, operated and maintained in accordance with Graco's written recommendations. This warranty does not cover, and Graco shall not be liable for general wear and tear, or any malfunction, damage or wear caused by faulty installation, misapplication, abrasion, corrosion, inadequate or improper maintenance, negligence, accident, tampering, or substitution of non-Graco component parts. Nor shall Graco be liable for malfunction, damage or wear caused by the incompatibility of Graco equipment with structures, accessories, equipment or materials not supplied by Graco, or the improper design, manufacture, installation, operation or maintenance of structures, accessories, equipment or materials not supplied by Graco. [. . . ]