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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.

For patent information, see www.graco.com/patents. 

Original instructions. This manual contains English. MM3A1495

Graco Headquarters: 

Minneapolis

International Offices: 

Belgium, China, Japan, Korea

GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441

Copyright 2011, Graco Inc. is registered to ISO 9001

www.graco.com

June 2011, revised November 2014

pieces to allow the pin to be pushed through (Fig. 
42).

12. Replace the pin (8). Use a rubber hammer to tap the 

pin into place, being careful to make sure the sides 
of the pin are flush with the outside surface of the 
connecting rod (Fig. 42).

13. Check to make sure there is end play at all pinned 

connections. 

NOTE: 

When there is 

end play

 at the pinned connec-

tion, you should be able to slightly move from 
side-to-side, the displacement rod (25) pinned to the 
connecting rod (32) and the connecting rod (32) pinned 
to the piston rod (23) and piston rod (23) pinned to the 
priming rod (34).

14. If these connections seem too rigid remove the pin 

and adjust hole alignment by 1/2 turn in the direction 
that aligns the through holes as close as possible, 
axis-to-axis (Fig. 21). 

15. Slide spacer cylinder (36) into bottom cover (14).

16. Using a strap wrench, tighten and torque spacer cyl-

inder (36) to 45 - 55 ft. lbs (61.0 - 74.5 N.m).

17. Use a permanent marker to record the pump part 

number, serial number and series code shown the 
original label located on the old air cylinder, onto the 
new label (101) included in the kit. 

18. Apply label (101) to the new cylinder. Apply the 

clear overlay (102) over the new label.

Graco Information 

For the latest information about Graco products, visit www.graco.com.

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

Fig. 42

25

32

8

30

14

NOTICE

Improper alignment will take the self-aligning feature 
out of the design which could result in damage to the 
pump.

Содержание LD 24H854

Страница 1: ...a 517 bar Maximum Air Pressure 150 psi 1 03 MPa 10 3 bar Repair Kits 24H854 Throat and Piston Seal Replacement Kit 24H856 O Ring and Seal Replacement Kit 24U984 Air Piston Replacement Kit Important Sa...

Страница 2: ...u stop spraying and before cleaning checking or servicing equipment Tighten all fluid connections before operating the equipment Check hoses and couplings daily Replace worn or damaged parts immediate...

Страница 3: ...ump Depending on the repair maintenance procedure you are performing on the pump it may not be neces sary to entirely disassemble the pump or perform all steps in this procedure The reference numbers...

Страница 4: ...adjustable wrench to hold the priming rod 34 securely Use a second adjustable wrench to loosen and remove the nut 19 and priming piston 35 Fig 3 Fig 4 6 Use a wrench to loosen and remove the seal ret...

Страница 5: ...on a clean hard work surface NOTE When removing the pin 8 in Steps 12 14 it is helpful to place a support such as a piece of wood below the rods 13 Use a rubber hammer and small punch to drive out pi...

Страница 6: ...p the flange 22 and remove the entire assembly from inside the air cylin der 21 NOTE Sliding the flat blade of a screw driver between the flange 22 and air cylinder 21 will help separate the two parts...

Страница 7: ...bottom cover 14 and flange 22 as described in the Throat and Pis ton Seal Replacement Kit 24H854 page 11 Be sure to apply a thin coat of water resistant grease to all o rings and seals 2 Align pilot...

Страница 8: ...60 70 in lbs 6 8 7 9 N m 12 Torque screws 4 installed in Step 6 to 60 70 in lbs 6 8 7 9 N m Muffler 17 Installation Fig 17 13 Depending on your installation the air valve 40 can be mounted with the m...

Страница 9: ...ightly move from side to side the displacement rod 25 pinned to the connecting rod 32 and the connecting rod 32 pinned to the piston rod 23 and piston rod 23 pinned to the priming rod 34 22 If these c...

Страница 10: ...l cylinder 27 over priming rod 34 Fig 24 Use a strap wrench to tighten shovel cylin der securely then torque to 45 55 ft lbs 61 75 N m Repair Kits All Repairs Unless otherwise stated entirely disassem...

Страница 11: ...pump following Disassembly Steps 1 3 page 3 Steps 9 12 page 5 and 15 21 pages 5 6 2 Use a pick to remove the o ring 5 installed around the circumference of the air piston 15 Fig 26 Grease the new o ri...

Страница 12: ...through flange assem bly 22 Fig 30 7 Remove and discard the 3 small o rings 12 and o ring 6 in the bottom cover 14 Fig 30 Grease the new o rings 12 and o ring 6 included in the kit and install them i...

Страница 13: ...s described in the Reas sembly instructions page 7 Air Piston Replacement Kit 24U984 Fig 35 Pump Disassembly 1 Follow Pump Disassembly instructions Steps 1 3 beginning on page 3 2 Secure a strap wrenc...

Страница 14: ...se parts Pump Reassembly Always use all new parts included in the kit for reas sembly 1 Apply a thin coat of grease around the threaded end of the new displacement rod 25 2 Assemble washer 38 air pist...

Страница 15: ...40 7 Install the 5 screws 4 wrench tight only NOTE If installing a new air cylinder 27 the mating holes are not threaded by design Use thread form ing screws 4 to form threads as they are being instal...

Страница 16: ...the displacement rod 25 pinned to the connecting rod 32 and the connecting rod 32 pinned to the piston rod 23 and piston rod 23 pinned to the priming rod 34 14 If these connections seem too rigid rem...

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