ARO 6662X1-XXX-C Manuale dell'operatore - Pagina 5
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29
7
PTFE
8
Santoprene
(green when used
as a
backer)
View for 6662XX-XX4-C (PTFE dia-
phragm) confi guration only.
666250-XXX-C (en)
PARTS LIST / 6662XX-XXX-C FLUID SECTION
61
26
2
1
5
7
60
26
Air side
Fluid side
Cross section view of diaphragms
COLOR CODE
Diaphragm
Ball
Material
Color
Color
Hytrel
Cream
Cream
Nitrile
Black
Red (•)
Santoprene
Tan
Tan
Santoprene
Green*
N / A
(backup)
PTFE
White
White
(-) Stripe
(•) Dot
* See item 8 in inset below.
FOR THE AIR MO-
TOR SECTION, SEE
PAGES 6 & 7.
6
9
14
Figure 2
ASSEMBLY TORQUE REQUIREMENTS
NOTE: DO NOT OVERTIGHTEN FASTENERS.
(14) screw, 65 - 70 ft lbs (88.1 - 94.9 Nm).
(26) screw, 30 - 40 ft lbs (40.7 - 54.2 Nm).
(27) screw, 30 - 40 ft lbs (40.7 - 54.2 Nm).
LUBRICATION / SEALANTS
Apply Key-Lube grease to all "O" rings, "U" cups and mating
parts.
Apply Loctite® 271™ to threads.
Apply anti-seize compound to threads and bolt and nut
fl ange heads which contact pump case when using stain-
less steel fasteners.
Not used with models 6662XX-9XX-C, 6662XX-EXX-C and
6662XX-GXX-C.
3
1
5
8
9
10
7
6
2
4
Torque Sequence
22
21
19
27
15
22
21
19
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