Graco TRITON 3D350HP Instructions-Parts List Manual page 22

Diaphragm pump
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Repair
12. Install the diaphragms (14), page 15.
13. Install the fluid covers (1). The arrows must point up.
Torque the screws (31) to 20 N•m (15 ft-lb).
14. Check that the felt strips (71) are in place on the
inside of the top (67) and bottom (66) covers. Install
the covers. The hole for the air inlet fitting must align
with the port in the center housing (5). Tighten the
screws (68).
1
Lubricate.
2
Torque to 8 N•m (5.9 ft-lb)
3
Torque to 15 N•m (11 ft-lb)
4
Torque to 6 N•m (4.4 ft-lb)
5
Torque to 20 N•m (15 ft-lb)
6
Torque to 10 N•m (7.4 ft-lb)
38
4
37
36
22◆
1
65
57
56
53
★◆55
54
★◆59
1
31
5
65
57
56
53
F
. 9. Replace the Cylinder and Piston Seals
IG
22
71
43
35
33
80
34
42◆
6
24
25
27
28
1
29
2
30
3
59◆★
58
15. Install the air inlet fitting (40).
16. Install the flat seals (55◆, 59◆) and the other ball
check parts, see page 19.
17. Install the tube assemblies. Torque the screws (38)
to 10 N•m (7.4 ft-lb).
67
6
50
44
51
47
48
5
1
◆26
51
50
7
1
22◆
1
11
14
71
12
38
53
14
40
32◆
1
17
1
61
61
46
15
23◆
1
16
68
12
38
6
68
66
65
57
56
55◆★
54
59◆★
1
31
5
65
57
56
53
59◆★
58
TI2074B

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