22
Series 70 Electric Actuator
Operation and Maintenance Manual
39
1
2
3
4
5
6
71
70
69
68
67
66
65
64
63
62
61
59
55
54
53
52 51
50
43
4547
48
41
40
363534
32
31
3029
60
23
22
21
13
14
15
16
18
12
8
9
11
7
58
20
17
19
24
26
25
27
28
33
38
42
44
49
57
37
56
10
46
44 45 46 47
72
Series 70 - Housing Size 12
ON / OFF
1 Position Indicator Cover 37 O-Ring
2 Position Indicator Seal 38 O-Ring
3 Cover Fastening Screw 39 Retaining Ring
4 Cover 40 Handwheel Warning Label
5 O-Ring 41 Handwheel
6 Indicator Rotor 42 Spring Pin
7 Cam Assembly 43 Manual Override Bushing
8 Switch Mounting Screw 44 Thrust Washer
9 Fiber Washer 45 Thrust Roller Bearing
10 Limit Open/Close Switches 46 Thrust Washer
11 Switch Spacer 47 Disc Spring
12 Torque Switch Cover 48 Worm
13 Pan Head Screw 49 Worm Gear Roll Pin
14 Heater Mounting Bracket 50 Retaining Ring
15 Heater 51 Thrust Washer
16 Override Switch (SPDT Form C) 52 Base
17 Insulator 53 Conduit Entry Plug
18 Screw, Pan Head 54 Name Tag
19 Override Switch Trigger Pin 55 Bushing-Drive Gear
20 Bushing 56 Gear Spacer
21 Thrust Washer 57 Pin, Slot Spring
22 Retaining Ring 58 Retaining Ring
23 Output Worm Gear Segment 59 Drive Gear
24 O-Ring 60 Gear Motor
25 Terminal Strip 61 Lock Washer
26 Capacitor 62 Dowel Pin
27 Override Spring Pin 63 Socket Head Cap Screw
28 O-Ring 64 Conduit Wire Deflector
29 Nylon Flat Washer 65 Washer, Ground Terminal
30 Lock Nut 66 Ground Screw
31 Travel Stop Bolt 67 Flat Head Screw
32 Worm Shaft 68 Switch Plate
33 Override Drive Pin 69 Terminal Strip Tag: 1-9
34 Spring Plunger 70 Terminal Strip
35 Manual Override Shaft 71 Pan Head Screw
36 Manual Override Sleeve 72 Aux Open/Close Switches
• Item 72 is optional.
• Items 13, 14, and 15 are optional.
• Item 12 is installed in units when torque switches are not
required.
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