Instruction Manual

12
12
IOM-C27-C53
IOM-C27-C53
C53 Actuator
ATC - FO Action
Item No. De scrip tion
1 Case - Top
2 Case - Bottom
3 Yoke
4 Attachment Hub
5 Stem Spacer
6 Stem
7 Diaphragm ‡
8 Diaphragm Plate
9 Spring Plate
10 Spring
11 Hub Nut
12 Stem Bolt
14 Diaphragm Washer
15 Diaphragm Washer O-ring ‡
16 Attachment Hub O-ring ‡
17 Stem O-ring ‡
Item No. De scrip tion
18 Case Bolts - Short
19 Case Bolts - Long
20 Case Nut - Short
21 Case Nuts - Long
22 Stem Lock Washer
23 Indicator Plate
24 Indicator Plate Screw
39 Stem Tefl on Bushing ‡
40 Name Plate
41 Drive Screw
47 Vent Plug
52 Stem Stop Nut
Not shown
19 Case Bolts - Long
21 Case Nuts - Long
49 Warning Plate
‡ Recommended replacement parts.