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Page 5 of8PF20R-X-B
PARTS LIST / PF20X-X-X-B FLUID SECTION
1 k
26 ,G
FOR THE
AIR MOTOR SECTION
SEE PAGES 6 & 7
COLOR CODE
DIAPHRAGM FLAP BUMPER
MATERIAL COLOR COLOR COLOR
E.P.R. -- Blue(S)Blue(S)
Nitrile Black Red(S)Red(S)
Santoprene Tan -- --
Santoprene Green -- --
(Backup)
PTFE White -- --
Urethane -- Red --
Viton Yellow(--) Yellow(S) Yellow(S)
(--)Dash (S)Dot
75
180 131 ,
x
175k
70 k
69
Figure 2
26 ,G
144 k 70 k
614,9
144 k
63
484746
48 47 46
49
51
49
53
15
68
44 ,G
G.44
¡ Cartridge Assembly available.
Includes items 44, 46, 47, 48, 49, 51, 75.
66307-A (PF20X-XXX-SA
X-B)
66307-G (PF20X-XXX-SG
X-B)
66307-U (PF20X-XXX-SU
X-B)
66307-V (PF20X-XXX-SV
X-B)
¡
¡
. TORQUE REQUIREMENTS ,
LUBRICATION / SEALANTS
Z Lubriplate FML-2is awhite food grade petroleum grease.
k ApplyLubriplateFML-2greasetoall“O” rings,“U” Cups&matingparts.
x ApplyLoctite 242to threadsat assembly.
u Apply Loctite 503pipe sealant.
75
75
7 PTFE
VIEW OF TWO PIECE PTFE DIAPHRAGM
80 u
8
6
4
1
7
5
3
2
Torque Sequence
G.27
126
29
8 SANTOPRENE
5560
61
26 ,G
55
175 k
NOTE: DO NOT OVERTIGHTEN FASTENERS.
ALL FASTENERS ARE METRIC.
(14) Diaphragm screw,apply Loctite#271 tothreads, torqueto 65 -70 ft lbs
(88.1 -94.9 Nm).
(26 and27) Fluid caps /manifold screw,30 -40 ft lbs (40.7 -54.2Nm).
(44) Screw,50 -60 in. lbs (5.6 -6.8Nm).
(131) Screw,35 -40 ft lbs (47.5- 54.2Nm).
G Applyanti-seizecompoundtothreadswhenusingstainlesssteelfasteners
and stainless steelwet ends.
181
(en)