Ingersoll-Rand ARO SD20 B Series, Operator'S Manual

Page: 6 / 20

Page 6 of 20 SD20X-XXX-XXX-BXXX (en)
COLOR CODE
Material Diaphragm
Color
Ball Color
Medical Grade
Santoprene
Natural Natural
Santoprene
(backup)
Green N/A
PTFE White White
Hytrel Cream Cream
FOR THE AIR MOTOR
SECTION,
SEE PAGES 7, 9 and 10
61
68
175
70
70
1
69
180
131
5
8
7
6
9
14
83
144
144
21
19
22
82
19
22
82
21
175
15
60
Figure 2
 ASSEMBLY TORQUE REQUIREMENTS 
NOTE: DO NOT OVERTIGHTEN FASTENERS.
ALL FASTENERS ARE METRIC.
(14) Diaphragm screw, 65 - 70 ft lbs (88.1 - 94.9 Nm).
(82) Manifold clamp, 3.68 - 7 ft lbs ( 5 - 8 Nm ).
(83) Fluid Cap clamp, 11.8 - 16.23 ft lbs (16 - 22 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® 242™ to threads at assembly.
 Apply Loctite® 271™ to threads at assembly.
 Apply anti-seize compound to threads at assembly.
PARTS LIST / SD20X-XXX-XXX-BXXX FLUID SECTION