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Repair - Parts ® Xtreme Lowers 311762ZAP High volume lowers for protective coatings. For professional use only. See page 3 for model information. See page 34 for maximum working pressure. Important Safety Instructions Read all warnings and instructions in this manual and related manuals before using the equipment.
Models Models construction of your lower, based on the six digits. For example, Check the identification plate Lower Part Number L180C1 represents the lower (L), output (ID) on your lower volume (180), carbon steel construction (C), and no filter with for the 6-digit part ™...
Warnings Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclamation point symbol alerts you to a general warning and the hazard symbol refers to procedure-specific risk. Refer back to these warnings. Additional, product-specific warnings may be found throughout the body of this manual where applicable.
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Warnings WARNING EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury. • Do not operate the unit when fatigued or under the influence of drugs or alcohol. • Do not exceed the maximum working pressure or temperature rating of the lowest rated system component.
Component Identification Component Identification (Shown with Built-in Filter) XP Sprayer Xtreme Lowers and e-Xtreme Sprayer Lowers r_b058C0_311762_6 TI8404b ◆ e-Xtreme Sprayer Lowers use opposite locations for the pipe plug and rupture disc. The pipe plug is installed at location (N), and the rupture disc is installed at location (L).
Repair Repair Required Tools 4. Loosen and remove inlet housing (14) from lower cylinder (11). • Set of adjustable wrenches • Torque wrench • Rubber mallet • Arbor press • Soft wooden block (approx. 1 square ft in size) • Large vise with soft jaws TI8286a •...
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Repair c. For XP Lowers 145cc and larger: Remove 8. Unscrew and lift outlet housing (8) straight up off inlet ball, bottom o-ring, and shim. Then remove cylinder. Be careful not to scratch displacement rod remaining o-rings from top and bottom grooves (1).
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Repair 10. Stand lower cylinder (11) upright on a wooden block. 13. Remove displacement rod from piston valve. Be Using a rubber mallet or an arbor press, drive careful that piston ball (12*) does not fall as you displacement rod (1) out of the bottom until the separate piston valve and rod.
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Repair Reassembly 4. Screw displacement rod (1) onto piston valve (13), and hand tight. Then torque per table on page 13. 1. Replace female gland on piston valve (13). Install the five v-packings (4) one at a time with lips facing NOTE: Position crowfoot of torque wrench at a 90°...
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Repair 6. Lubricate inside of packing cartridge (7), outside 8. Assemble inlet housing. threads of packing nut (2), and throat packings (3). a. For XP Lowers 115cc and smaller: Install seat Install packing cartridge into housing. Place male (18), two shims (17), inlet ball (16), spring (43), gland and spring in packing cartridge.
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Repair c. For Xtreme Lowers: Install inlet seat (18), inlet 12. Thread inlet housing (14) onto lower cylinder (11). Torque to 140-150 ft-lb (189-203 N•m). ball (16), and one o-ring (27*) into inlet housing (14). TI8290a TI8290a Shortest Ball Travel Longest Ball Travel ◆...
Repair Service Built-in Filter Select models have a built-in filter in the lower housing. 4. Use wrench to loosen and remove bottom filter cap (26). Remove o-rings (22*, 25*). Disassembly To remove and clean the built-in filter: 1. Follow the Pressure Relief Procedure detailed in your sprayer manual, Related Manuals, page 2.
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Repair Reassembly 2. Reassemble o-ring (59*) onto top filter cap (20). NOTICE Install strainer (23), and filter support (24) in top To prevent leaking, ensure that the proper repair filter cap. Then use wrench to install and tighten top components are used for the appropriate series filter cap.
Parts Parts XP Sprayer Lower Models 36cc, 48cc, 54cc, 58cc, 72cc, 85cc, 90cc, 97cc, and 115cc Torque per specifications in table on page 13. Torque to 140-150 ft-lb (189-203 N•m). Torque to 40-60 ft-lb (52-82 N•m). Apply lubricant to threads before assembly. Torque to 45-55 ft-lb (61-75 N•m).
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Parts 36cc, 48cc, 54cc, 58cc, and 72cc XP Models 36cc 48cc 54cc 58cc 72cc Descriptions Ref. L036C0 L048C0 L054C0 L058C0 L072C0 Qty. 16D458 16D459 16J900 16D460 16J901 ROD, displacement 16D468 16D468 16D468 16D468 15K029 NUT, packing See Repair Kits starting on page 27. PACKINGS, stack;...
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Parts 85cc, 90cc, 97cc, and 115cc XP Models 85cc 90cc 97cc 115cc Descriptions Ref. L085C0 L090C0 L097C0 L115C0 Qty. • 24B819 16J902 16J903 ROD, displacement 15K029 15K029 15K029 15K029 NUT, packing See Repair Kits starting on page 27. PACKINGS, stack; throat See Repair Kits starting on page 27.
Parts Xtreme, e-Xtreme, and King Sprayer Lower Models 85cc 115cc, 145cc, 180cc, 220cc, 250cc, and 290cc Torque per table on page 13. Apply lubricant to threads before assembly. Thick, medium, and thin refers to the relative cross-section thickness of the o-ring seals. Torque to 140-150 ft-lb (189-203 N•m).
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Parts 85cc and 115cc Models 85cc 115cc L085C1 L085C2 L115C1 L115C2 Ref. Descriptions L085C3 L085C4 L115C3 L115C4 L115C5 L115C6 Qty. 24B819 24B819 See manual 406889 273270 273270 ROD, displacement 15K029 15K029 15K029 15K029 15K029 15K029 NUT, packing See Repair Kits starting on page 27. PACKINGS, stack;...
Repair Kits Repair Kits Repair Kits - Graco Formulated UHMWPE/Leather Repair kits contain a set of four UHMWPE and three and some 5.9 in. bolt pattern models. Kits also include leather packings for the throat, and a set of three items 9, 12, 16, 19, 22, 25, 27, 32, and 59.
Repair Kits Repair Kits - PTFE models L_ _ _ C3, L _ _ _ C4, and some 5.9 in.bolt pattern models. Kits also include items 9, 12, 16, 19, 22, 25, 27, 32, and 59. See parts list for your lower model. Repair kits contain a set of seven PTFE packings for the throat, and five PTFE packings for the piston that are ideal for chemical resistance and higher temperatures.
Repair Kits Repair Kits - Graco Formulated UHMWPE/PTFE Repair kits contain a set of four UHWMPE and three models. Kits also include items 9, 12, 16, 19, 22, 25, 27, PTFE packings for the throat, and three UHWMPE and 29, 32, 43, and 59. See parts list for your lower model.
Kits Kits Inlet Ball Spring Kits Use to improve change over rates in longer ball travel configurations. Order kit that corresponds with your lower model. See manual 406527. NOTE: All XP Xtreme pumps include inlet springs. Lower Models 245190 115cc*, 145cc, 180cc sizes 245191 220cc, 250cc, 290cc sizes * 115 cc Series H and newer.
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Kits Filter Cap Repair Kit, 24F975 Use to improve sealing of Series A filters. See manual 406882 for more information. Ref. Description Qty. CAP, filter, top; all pumps SPRING O-RING; white, thin 23a STRAINER, 30 mesh, 5.65 in. (143.5 mm) 23b STRAINER, 60 mesh, 5.65 in.
Dimensions Dimensions TI8405a TI8630b Lowers with Built-in Filters Lowers without Built-in Filters Lower Dimensions Weight lbs (kg) (Height) (Inlet) (Outlet) (Outlet) (Outlet) Lower in. (mm) in. npt(m) in. npt(m) in. npt(f) in. npt(f) Without Filter With Filter 36cc 17.0 (432) 1-1/4 36 (16.3) 48cc...
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.
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