TORQUE REQUIREMENTS
NOTE: DO NOT OVERTIGHTEN FASTENERS.
ALL FASTENERS ARE METRIC.
(14) Diaphragm screw, 65 - 70 ft lbs (88.1 - 94.9 Nm).
(26 and 27) Fluid cap / manifold screw, 30 - 40 ft lbs (40.7 - 54.2 Nm).
(131) Screw, 35 - 40 ft lbs (47.5 - 54.2 Nm).
LUBRICATION / SEALANTS
Apply Lubriplate FML-2 grease to all “O” rings, “U” cups and mating parts.
Apply Loctite 262 to threads at assembly.
Apply Loctite 271 to threads.
Apply Loctite 572 to threads.
App PTFE tape to threads.
Apply anti-seize compound to threads and bolt and nut flange heads
which contact pump case when using stainless steel fasteners.
Not used with PE20X-XXX-AXX-B0S, -CXX and -GXX.
Lubriplate FML-2 is a white food grade petroleum grease.
PARTS LIST / PE20X-X-X-B0S FLUID SECTION
PE20X-X-X-B0S (en)
Page 5 of 8
View for PE20X-XXX-XXT-B0S (PTFE diaphragm) / PE20X-XXX-
XXL-B0S (Long Life PTFE diaphragm) configuration only.
FOR THE AIR MO-
TOR SECTION, SEE
PAGES 6 & 7.
Torque Sequence
3
2
7
5
1
8
6
4
COLOR CODE
Diaphragm Ball
Material Color Color
Hytrel
Cream Cream
Nitrile
Black
Red (
y
)
Santoprene Tan
Tan
Santoprene Green N / A
(Backup)
PTFE
White White
Viton
Yellow (-) Yellow (
y
)
(-) Dash
(
y
) Dot
27
7
(PTFE)
19
19
21
21
22
22
15
61
(PE20X-FXX-XXX-B0S)
61
(PE20X-AXX-XXX-B0S)
(PE20X-BXX-XXX-B0S)
26
60
(PE20X-AXX-XXX-B0S)
(PE20X-BXX-XXX-B0S)
63
26
60
(PE20X-FXX-XXX-B0S)
14
6
7
5
1
144
144
181
68
9
180
69
29
175
70
175
131
70
126
Figure 2
(Santoprene)
8
