17.Place cylinder (17) sideways in a vise with soft jaws.

18.Lubricate seal (18) and place it on bottom of cylin- der (17). (Cylinder is symmetrical so either end can be the bottom.)

19.Slide displacement rod (1), piston assembly (T), intake valve assembly (R), and priming piston rod (24) into cylinder (17) from bottom until mating sur- faces of rod guide (19) and cylinder (17) meet.

1

17

Repair

21.Lubricate seal (18) and place it on top of cylinder (17). Insert outlet housing (2) on to cylinder. Install six long capscrews (45) through outlet housing (2) and into intake housing (22). Using a socket wrench, torque screws oppositely and evenly to 180-195 ft-lbs (244-264 N•m).

L500SS and L500SM models: install washer (46) between capscrews (45) and outlet housing (2).

45

46

2

18

T

19

R

18

17

22

24

 

 

 

 

ti111159a

FIG. 26

20.Put intake housing (22) upright in a vise, making sure it is off-center so there is a sufficient clearance for priming piston rod (24) to be lowered through housing. Insert intake seat (20) into intake housing (22) so the flat seat is facing up. Lubricate seal (18) and place it on top of intake seat (20). Lower rod and cylinder assembly into intake housing until rod guide (19) bottoms on intake seat (20) and priming piston rod (24) protrudes from bottom of intake housing (22).

1

17

19

24

18

20

22

ti10582a

FIG. 27

ti10584a

FIG. 28

22.Lubricate throat packings (M), and install them in throat cartridge (3) one at a time with the lips of the v-packings or u-cup facing down. Refer to Packing Kit sections for each displacement pump size for the correct throat packing configuration for your dis- placement pump.

312375J

15

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Image 15
Graco ti10396a, L200CS, ti10392a, ti10720a, 312375J, L500CM, L100CM important safety instructions Ti111159a