Graco 223991, 215873, 222539, 222526, 223984, 204287, 222248 warranty Displacement Pump

Page 9

9.Carefully guide the intake valve housing (28) up over the priming rod (32) and install it on the cylinder (39). Insert the four tie bolts (8) through the outlet housing

(26)and engage the holes in the intake valve hous- ing. Torque the tie bolts oppositely and evenly to 60 ft–lb (82 N.m).

10.Install the plate guide (31), plate (36), priming piston

(37)and nut (6) on the priming rod (32). If necessary, push down on the displacement rod (18) to provide sufficient clearance from the intake valve housing

11.Tighten the packing nut/wet–cup (21) just enough to prevent leakage – no tighter.

12.Check the alignment of the displacement rod (18) by inserting a size E (0.254 in. diameter) drill shank be- tween the packing nut/wet–cup (21) and the rod. If the drill shank cannot be passed freely around the

rod, tighten the tie bolt (8) on the side which is bind- ing.

13.Screw the connecting rod (53) into the upper cap (33). Insert the cotter pin (42) and tighten the locknut

(45).

14.Align the pump outlet on the outlet housing (26) with the optional outlet at the base of the air motor (1). Loosely screw the tie rod locknuts (44) onto the tie rods (52). Lubricate the o–ring (47) and the top thread of the connecting rod (53). TIghten the cou- pling nut (50) to attach the displacement pump to the motor. Insert the cotter pin (41).

15.Start the pump and run it slowly to check for binding. Adjust the tie rods as necessary , then torque the locknuts (44) to 40–50 ft–lb (54–68 N.m).

16. Reconnect the fluid and air lines. Reconnect the ground wire if it was disconnected during service.

DISPLACEMENT PUMP 204–641

REF. NO. 2

DISPLACEMENT 41

PUMP INCLUDES

ITEMS 3–39, 56–66

52

42

4

20

44

TORQUE TO 40–50 ft–lb (54–68 N.m)

*15 34

38 7

29

50

53

45

33

21 18

66 26

8

TORQUE TO

60ft–lb (82 N.m)

SEE DETAIL A

27*

17*

19

SEE DETAIL B

DETAIL A

21

18

REF

REF

 

LIPS OF

64*

V–PACKINGS

THROAT

MUST

GLAND/

FACE

PACKING

DOWN

STACK

 

26

 

REF

 

DETAIL B

 

*56

 

LIPS OF

 

PACKING

 

MUST

 

FACE UP

 

*35

 

38

 

REF

 

*27

11 32

31 28

Fig 2

37

6

 

 

39

28

3

SEE DETAIL C

30

36

DETAIL C

11 REF

*65

INTAKE

VALVE

GLAND/

PACKING

STACK

3 REF

LIPS OF V–PACKINGS MUST FACE UP

306–646 9

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Contents Drum LENGTH, with Priming Piston Ratio Bulldog Pumps Table of ContentsRatio King Pumps Graco INC. P.O. BOX 1441 MINNEAPOLIS, MNFluid Injection Hazard Moving Parts HazardHose Safety Equipment Misuse HazardFire or Explosion Hazard Typical Installation KEY InstallationSystem Accessories GroundingFlush the Pump Before Using Starting and Adjusting the PumpOperation Pressure Relief Procedure W arning on 306-646 MaintenanceFlushing LubricationProblem Cause Solution Troubleshooting GuideSure Relief Procedure Warning on page 7 to pre Displacement Pump ServiceDisplacement Pump Disassembly Displacement Pump Includes Items 3-38 Ratio King Pump with Standard Air Motor Parts Drawing Standard PumpsHOW to Order Parts Parts List Standard PumpsModel 222-526, Series a Parts Drawing SEVERE-DUTY PumpsDisplacement Pump Assembly Parts List SEVERE-DUTY PumpsUSE Genuine Graco Parts and Accessories AccessoriesGraco Throat Seal Liquid Non-evaporating liquid for wet cup Fluid Drain ValveFloor Stand KIT Pistol Grip FLO-GUN HYDRA-MASTIC Automatic Airless Spray GUNExtrusion FLO-GUN Grounded BUNA-N AIR Supply HoseService Information Dimensions Mounting Hole LayoutTechnical Data Graco Warranty and DisclaimersImportant Phone Numbers
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