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Page 5 of 866615X-X-C (en)
PARTS LIST / 66615X-X-C FLUID SECTION
1
29 ,
U
FOR THE
AIR MOTOR SECTION
SEE PAGES 6 & 7
. TORQUE REQUIREMENTS
,
NOTE: DO NOT OVERTIGHTEN FASTENERS.
(14) Diaphragm screw, 65 - 70 ft lbs (88.1 - 94.9 Nm.).
(26) Bolts, 240 - 280 in. lbs (27.1 - 31.6 Nm).
(29) Nuts, 120 - 140 in. lbs (13.6 - 15.8 Nm).
LUBRICATION / SEALANTS
k Apply Key-Lube to all “O” rings, “U” Cups & mating parts.
z Apply Loctite
R
271 to threads.
U Apply anti-seize compound to threads and bolt and nut
flangeheadswhichcontactpump casewhenusing stain-
less steel fasteners.
View for 6661XX-XX4-C (PTFE diaphragm) configuration only.
Tab
7 k 3
COLOR CODE
Diaphragm Ball
Material Color Color
Acetal N/ A Orange
E.P.R. Blue (--) Blue (S)
Hytrel Cream Cream
Neoprene Green (--) Green (S)
Nitrile Black Red (S)
Santoprene Tan
*
Tan
PTFE White White
Polyurethane N / A Red
Viton Yellow (--) Yellow (S)
(--)Stripe (S)Dot
*
See item8 in inset below.
21
19 k
22
26 ,
U
16
59
U
15
22
21
19 k
16
27
U
32
14 ,
z
9
6
5
2 k
Tab
7 PTFE
(white)
Santoprene 8
(Green whenused as backer)
Air
Side
Fluid
Side
Fluid
Side
Air
Side
Cross Section View of Diaphragms
5
7
2
3
4
1
8
6
Torque Sequence
10 9
3 k
26 , U
Figure 2