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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.

Original instructions.

 This manual contains English. MM3A5266 

Graco Headquarters: 

Minneapolis

International Offices: 

Belgium, China, Japan, Korea

GRACO INC. AND SUBSIDIARIES • P.O. BOX 1441 • MINNEAPOLIS MN 55440-1441 • USA

Copyright 2017, Graco Inc. All Graco manufacturing locations are registered to ISO 9001.

www.graco.com

July 2018

 

Graco Standard Warranty

Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free from defects in 
material and workmanship on the date of sale to the original purchaser for use. 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.

This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an authorized Graco distributor for verification of 
the claimed defect. If the claimed defect is verified, Graco will repair or replace free of charge any defective parts. The equipment will be returned 
to the original purchaser transportation prepaid. If inspection of the equipment does not disclose any defect in material or workmanship, repairs will 
be made at a reasonable charge, which charges may include the costs of parts, labor, and transportation.

THIS WARRANTY IS EXCLUSIVE, AND IS IN LIEU OF ANY OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED 
TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE

Graco’s sole obligation and buyer’s sole remedy for any breach of warranty shall be as set forth above. The buyer agrees that no other remedy 
(including, but not limited to, incidental or consequential damages for lost profits, lost sales, injury to person or property, or any other incidental or 
consequential loss) shall be available. Any action for breach of warranty must be brought within two (2) years of the date of sale.

GRACO MAKES NO WARRANTY, AND DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 
PARTICULAR PURPOSE, IN CONNECTION WITH ACCESSORIES, EQUIPMENT, MATERIALS OR COMPONENTS SOLD BUT NOT 
MANUFACTURED BY GRACO

. These items sold, but not manufactured by Graco (such as electric motors, switches, hose, etc.), are subject to 

the warranty, if any, of their manufacturer. Graco will provide purchaser with reasonable assistance in making any claim for breach of these 
warranties.

In no event will Graco be liable for indirect, incidental, special or consequential damages resulting from Graco supplying equipment hereunder, or 
the furnishing, performance, or use of any products or other goods sold hereto, whether due to a breach of contract, breach of warranty, the 
negligence of Graco, or otherwise.

FOR GRACO CANADA CUSTOMERS

The Parties acknowledge that they have required that the present document, as well as all documents, notices and legal proceedings entered into, 
given or instituted pursuant hereto or relating directly or indirectly hereto, be drawn up in English. Les parties reconnaissent avoir convenu que la 
rédaction du présente document sera en Anglais, ainsi que tous documents, avis et procédures judiciaires exécutés, donnés ou intentés, à la suite 
de ou en rapport, directement ou indirectement, avec les procédures concernées.

Graco Information 

For the latest information about Graco products, visit 

www.graco.com

.

For patent information, see 

www.graco.com/patents

TO PLACE AN ORDER, 

contact your Graco distributor or call to identify the nearest distributor.

Phone: 

612-623-6928

 or Toll Free: 

1-800-533-9655,

   Fax: 

612-378-3590

Summary of Contents for 17P750

Page 1: ...ive and non abrasive lubricants only For professional use only Models Page 2 4000 psi 27 58 MPa 275 8 bar Maximum Working Pressure Related Manuals 406900 Air Motor Repair Kit Important Safety Instruct...

Page 2: ...Parts Oil Models 20 Parts Oil Models 21 Repair Air Valve 22 Replace Pilot Valves 24 Repair Air Motor 24 Air Motor Installation 27 Air Motor Parts 28 Air Motor Parts 29 Complete Air Valve Replacement...

Page 3: ...tlet Do not stop or deflect leaks with your hand body glove or rag Follow the Pressure Relief Procedure when you stop dispensing and before cleaning checking or servicing equipment Tighten all fluid c...

Page 4: ...cedure when equipment is not in use Check equipment daily Repair or replace worn or damaged parts immediately with genuine manu facturer s replacement parts only Do not alter or modify equipment Alter...

Page 5: ...ir Lubricator C Air solenoid valve 3 way D Pump Module E Pump Outlet F Bleed type Master Air Valve required G High Pressure Lubricant Supply Lines H Injector J Lubricator Controller K Pump Reservoir L...

Page 6: ...Air Filter B2 Air Regulator B3 Air Lubricator C Air Solenoid Valve 3 way D Pump Module E Pump Outlet F Bleed type Master Air Valve required G High Pressure Lubricant Supply Lines J Lubricator Controll...

Page 7: ...t 39 Secure pump bracket to wall bracket using washers 60 and nuts 44 Low Level For models equipped with a low level switch connection is made to pins 1 and 2 for normally closed operation or pins 1 a...

Page 8: ...ratio of the pump 40 1 by the air pressure shown on the regulator gauge i e 40 psi x 40 1600 psi 2 75 bar x 40 110 bar 0 27 MPa x 40 10 8 MPa 8 Limit the air pressure to the pump so that no air line...

Page 9: ...it thoroughly c If removed in Step b install filter 33 prior to adding lubricant 2 Slowly add oil ol until reservoir is filled to capacity FIG 7 Take care to not fill reservoir too quickly and overfl...

Page 10: ...oir must be filled with lubricant see Fill Reservoir instructions page 8 Run the pump until lubricant free of air comes out of the pump outlet E It may take up to 20 pump strokes to expel the air from...

Page 11: ...int or counter clockwise to decrease the pressure relief point Whenever the valve is set adjusted after the set point is found it is important to ensure that the valve is not bottomed out and there is...

Page 12: ...ic vent valve an elec trical signal to the vent valve is required to build pressure The same signal can be used to cycle the air valve and close the vent valve Low Level Switch Models 17P751 grease an...

Page 13: ...k piping for leaks If a leak is detected repair or replace piping 2 Check injectors for leaks If a leak is detected repair or replace injector 3 If the pressure relief valve is set below the injector...

Page 14: ...pump base 2 Remove air motor from pump base FIG 15 Pump Lower Disassembly 1 Follow the Remove Air Motor instructions to remove the air motor 1 from the pump base 2 if required OR Shut down pump page...

Page 15: ...be easier to separate the two parts by clamping the piston rod in a vise Take care when clamping the rod in a vise to not over tighten the vise around the rod which could damage the rod or scratch th...

Page 16: ...s together Torque to 25 35 ft lbs 34 to 47 5 N m NOTE It may be easier to assemble the two parts by clamping the piston rod in a vise Take care when clamping the rod in vise to not over tighten the vi...

Page 17: ...in the pump cyl inder 11 NOTE The lips of the u cup seal 4 should be facing in toward the piston rod 19 21 Install nut 14 in pump base 2 Torque to 100 to 105 ft lbs 135 6 to 142 4 N m FIG 24 22 Lubri...

Page 18: ...GAUGE pressure fluid 1 24 24Z687 VALVE cartridge air 1 25 125495 VALVE pressure relief cartridge 1 26 STUD fill 1 27 ROD tie 5 12 reservoir 3 28 GASKET reservoir 1 29 CAP reservoir 1 30 RESERVOIR plas...

Page 19: ...se Models 3A5266D 19 Parts Grease Models 35 31 58 40 41 16 59 3 6 5 9 12 6 6 11 17 7 10 24 38 44 60 39 13 20 18 19 4 14 15 21 22 1 23 28 66 56 41 40 25 26 42 30 27 29 34 41 52 45 49 46 45 2 67 4 6 8 5...

Page 20: ...17P752 and 17P753 1 25 125495 VALVE pressure relief cartridge 1 27 ROD tie 5 12 reservoir 3 28 GASKET reservoir 1 29 CAP reservoir 1 30 RESERVOIR plastic 12 L 1 31 PACKING o ring 1 32 557797 CAP fill...

Page 21: ...Oil Models 3A5266D 21 Parts Oil Models 35 31 58 40 41 16 59 3 9 56 12 6 6 11 17 6 7 10 24 38 44 60 39 13 20 18 5 4 14 21 22 1 23 28 66 56 41 40 25 30 27 29 34 41 32 44 2 33 37 63 62 67 15 8 19 4 68 4...

Page 22: ...e air line to the motor Replace Seals or Rebuild Air Valve NOTE Air Valve Seal Kits are available see page 30 Parts marked with Air Valve Repair Kits are available see page 30 Parts marked with Air Va...

Page 23: ...n 302 and install it in the housing 4 Lubricate and install the detent assembly 303 into the piston 5 Lubricate new o rings 306 and install on the end caps 307 Install the end caps into the hous ing 6...

Page 24: ...ssemble the Air Motor FIG 29 1 Remove air motor 1 from pump base 2 See Remove Air Motor instructions page 14 2 Use a 10 mm socket wrench to remove four screws 211 Remove the air valve 214 and gasket 2...

Page 25: ...Parts Oil Models 3A5266D 25 FIG 29 201 215 214 213 211 202 203 204 219 209 208 207 205 206 210 212 220 202 208 211 213 217 218 207 230 231 1 1 1 1 1 1 1 1 1 1 Apply lubricant...

Page 26: ...h soft jaws and torque to 35 40 ft lb 47 54 N m 8 Lubricate and install the o ring 204 on the piston 219 9 Carefully place the bottom cover piston assembly on the cylinder 205 sliding the piston 219 i...

Page 27: ...hovel rod 12 2 Install three washers 59 and screws 16 Torque to 5 to 10 ft lbs 6 77 to 13 56 N m FIG 32 3 Install pin 21 through alignment hole Push retain ing spring 22 over pin FIG 33 4 Install fing...

Page 28: ...elow or Bottom Cover Kit 201 this table 2 208 GASKET manifold Not sold separately See Air Motor Seal Kit below or Manifold Assembly 220 this table 2 209 GASKET air valve Not sold separately See Air Mo...

Page 29: ...Air Motor Parts 3A5266D 29 Air Motor Parts 208 211 219 202 217 207 203 206 211 212 215 220 208 201 207 213 218 231 230 213 210 202 205 204 214 209...

Page 30: ...options for each part Included in Air Valve Seal Kit 24A535 Included in Air Valve Repair Kit 24A537 Included in Air Valve End Cap Kit 24A360 Replacement screws 309 are available in a pack of 10 Order...

Page 31: ...Air Valve Parts 3A5266D 31 Air Valve Parts 310 307 307 309 305 312 311 303 302 308 308 301 304 ti16213a 306 306 310...

Page 32: ...ons page 28 Ref Description Qty Soft Seal Kit 17T654 Hard Parts and Seal Kit 17T655 3 SEAL H wiper 0 625 ID 1 4 SEAL u cup quad ring 0 625 ID 2 5 BEARING 0 625 x 0 875 x 0 375LNG 2 6 PACKING o ring 4...

Page 33: ...arts Reservoir polycarbonate Seals Urethane Approximate weight 45 lbs 40 4 kg Operating temperature 14 F to 149 F 10 C to 65 C Sound Data 25D081 Air Motor Sound Power 83 2 dBa Sound Pressure 76 5 dBa...

Page 34: ...Grease Pump Dimensions and Mounting 34 3A5266D Grease Pump Dimensions and Mounting...

Page 35: ...Oil Pump Dimensions and Mounting 3A5266D 35 Oil Pump Dimensions and Mounting...

Page 36: ...Performance Curve 36 3A5266D Performance Curve...

Page 37: ...Notes 3A5266D 37 Notes...

Page 38: ...al or workmanship repairs will be made at a reasonable charge which charges may include the costs of parts labor and transportation THIS WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ANY OTHER WARRANTIES EX...

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