Graco A Series Repair Manual
Displacement pump
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Table of Contents
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Repair
Displacement Pump
For professional use only.
3300 psi (22.7 MPa, 227 bar) Maximum Working Pressure
Model 16X414, Series A
UltraMax II and Ultimate MX II 695/795
GMAX II 3900
Model 16X418, Series A
TexSpray Mark IV
Model 16X419, Series A
UltraMax II and Ultimate MX II 1095/1595
GMAX II 5900
Model 16X420, Series A
UltraMax II and Ultimate MX II 1095/1595 IronMan
GMAX 5900 IronMan
Model 16X421, Series A
TexSpray Mark V and 5900 HD
Model 16Y602, Series A
TexSpray Mark VII
Model 16X426, Series A
GMAX II 7900
Model 16X427, Series A
TexSpray Mark X and 7900HD
Model 16Y599, Series A
TexSpray Mark V and IronMan
Model 17N693, Series A
APX 6200 (MaxLife)
Model 17R044, Series A
APX 6200 (Chrome)
Model 17N694, Series A
APX 8200 (MaxLife)
Model 17R042, Series A
APX 8200 (Chrome)
Important Safety Instructions
Read all warnings and instructions in this
manual. Save these instructions.
332922D
EN
ti23273a
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Table of Contents
Related Manuals for Graco A Series
Summary of Contents for Graco A Series
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Page 1: Important Safety Instructions
Repair 332922D Displacement Pump For professional use only. 3300 psi (22.7 MPa, 227 bar) Maximum Working Pressure Model 16X414, Series A UltraMax II and Ultimate MX II 695/795 GMAX II 3900 Model 16X418, Series A TexSpray Mark IV Model 16X419, Series A UltraMax II and Ultimate MX II 1095/1595 GMAX II 5900 Model 16X420, Series A... -
Page 2: Table Of Contents
Cross-Section Reference ....11 Graco Standard Warranty ....20 Parts - Pump 16X414, 16X418 . -
Page 3: Warnings
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 symbols refer to procedure-specific risks. When these symbols appear in the body of this manual or on warning labels, refer back to these Warnings. Product-specific hazard symbols and warnings not covered in this section may appear throughout the body of this manual where applicable. -
Page 4: Service
To reduce the risk of serious injury from pressurized fluid, never use sharp or pointed tools to remove sleeve. If the sleeve cannot be removed easily, return the sleeve and cylinder to a Graco distributor for removal. NOTE: Remove and clean sleeve when repacking pump. -
Page 5: Repair When Pump Is Separated From Sprayer
Service Repair When Pump is Separated 3. Disassemble intake valve. Clean and inspect o-ring (227). NOTE: A pick may be required to remove From Sprayer o-ring. NOTE: Spring (233) Disassembling the Pump only used on 16X426, 16X427, 16Y602, 1. Remove packing nut (202) and o-ring (228). 17N693, 17N694, 17R042, and 17R044. - Page 6 To reduce the risk of serious injury from pressurized fluid, never use sharp or pointed tools to remove sleeve. If the sleeve cannot be removed easily, return the sleeve and cylinder to a Graco distributor for removal. 6. Unscrew piston valve from piston rod. Clean and inspect parts.
- Page 7 Service 8. Remove throat packings and glands from cylinder. 2. Install ball (206) in piston rod. If thread sealant is Discard throat packings and glands. applied to piston valve threads, make sure that none gets on ball. used on 16X414, 16X418 ti7575c ti7573c...
- Page 8 Service 4. Soak all leather packings in SAE 30W oil for one 6. Grease piston packings. hour minimum prior to assembly. Place male gland (204) in cylinder. Alternately stack UHMWPE (203) and leather packings (223) (note orientation). Place female gland (224) in top of cylinder seat packings. used on 16X414, 16X418...
- Page 9 Service 9. Grease o-rings (221) and place on sleeve. Slide 11. Reassemble intake valve with new o-ring (227), sleeve/piston rod assembly into bottom of cylinder. seat (212) and ball (214). Seat may be flipped over Replace o-ring (207) if desired. and used on other side.
- Page 10 Service 13. Torque packing nut (202) as follows: 14. Remove o-ring (228) when pump packings begin to leak after extended use. Then tighten packing nut Models Torque down until leakage stops or lessens. This allows approximately 100 gallons of additional operation 16X414, 16X418, 16X419, 16X420, 100 ±...
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Page 11: Cross-Section Reference
Service Cross-Section Reference Leather ™ V-Max UHWMPE, blue ti23483 Pump 16X419, 16X420 332922D... -
Page 12: Parts - Pump 16X414, 16X418
Parts - Pump 16X414, 16X418 Parts - Pump 16X414, 16X418 Ref. Part Description Qty. 201*† 179810 SEAL, throat 193046 NUT, packing 203*† 192692 V-PACKING, throat, V-Max, UHMWPE, blue 204*† 15C987 GLAND, male, throat, CYLINDER, pump 16X450 Model 16X414 16X456 Model 16X418 BALL check 105444* Model 16X414 (Stainless steel) -
Page 13: Parts - Pump 16X420, 16Y599
Parts - Pump 16X420, 16Y599 Parts - Pump 16X420, 16Y599 Ref. Part Description 201*† 183171 SEAL, throat 193032 NUT, packing 203*† 193124 V-PACKING, throat, V-Max, UHMWPE, blue 204*† 15C989 GLAND, male, throat CYLINDER, pump 16X452 Model 16X420 16X461 Model 16Y599 BALL, check 101947* Model 16X420 (Stainless steel) 116327†... -
Page 14: Parts - Pump 16X419, 16X421, 16Y602
Parts - Pump 16X419, 16X421, 16Y602 Parts - Pump 16X419, 16X421, 16Y602 Ref. Part Description Qty. 201*† 183171 SEAL, throat 193032 NUT, packing 203*† 193124 V-PACKING, throat, V-Max, UHMWPE, blue 204*† 15C989 GLAND, male, throat CYLINDER, pump 16X451 Model 16X419 16X457 Model 16X421 17A033... -
Page 15: Parts - Pump 16X426, 16X427
Parts - Pump 16X426, 16X427 Parts - Pump 16X426, 16X427 Ref. Part Description 201* 112590 SEAL, throat 16X768 NUT, packing 203* 193722 V-PACKING, throat, V-Max, UHMWPE, blue 204* 15G658 GLAND, male, throat CYLINDER, pump 16X455 Model 16X426 16X460 Model 16X427 BALL, check 107203* Model 16X426 (Stainless steel) 118601... -
Page 16: Parts - Pump 17N693, 17R044
Parts - Pump 17N693, 17R044 Parts - Pump 17N693, 17R044 Ref. Part Description 201 183171 SEAL, throat 193032 NUT, packing 203 193124 V-PACKING, throat, V-Max, UHMWPE, blue 204 15C989 GLAND, male, throat CYLINDER, pump 17N697 Model 17N693 (Maxlife) 17R115 Model 17R044 (Chrome) BALL, check 101947 Stainless steel... -
Page 17: Parts - Pump 17N694, 17R042
Parts - Pump 17N694, 17R042 Parts - Pump 17N694, 17R042 Ref. Part Description 201 112590 SEAL, throat 16X768 NUT, packing 203 193722 V-PACKING, throat, V-Max, UHMWPE, blue 204 15G658 GLAND, male, throat CYLINDER, pump 17R116 Model 17R042 (Chrome) 17N695 Model 17N694 (Maxlife) BALL, check 17R047... -
Page 18: Notes
Notes Notes 332922D... -
Page 19: Technical Data
Technical Data Technical Data U.S. Metric Maximum Working Pressure 3300 psi 227 bar, 22.7 MPa Fluid Inlet Size 1-5/16-12 un(m) 1-5/16-12 un(m) Fluid Outlet Size 16X414, 16X418, 16X419, 16X420, 3/8 npt(f) 3/8 npt(f) 16X421, 16Y602, 16Y599, 17N693, 17R044 16X426, 16X427, 17N694, 17R042 1/2 npt(f) 1/2 npt(f) stainless steel, PTFE, leather, nylon, zinc-plated carbon steel, tung-... -
Page 20: Graco Standard Warranty
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.