66
9
16
17
14
28
29
30
13
12
11
10
26
27
34
4
25
23
35
15
16
17
18
3
8
7
6
5
4
2
1
22
21
20
19
16
29
18
43
45
47
46
50
49
48
37
42
41
40
39
38
44
10
36
30
68
31
32
33
51
62
57
53
54
55
56
63
56
69
61
60
53
52
51
55
57
56
54
59
58
BIFFI FAIL SAFE ELECTRIC ACTUATORS, MODEL EFS2000V4
InstructIon and operatIng Manual
PARTS LIST
Item Qnt Description Material Item Qnt Description Material Item Qnt Description Material
1 1 Insert Carbon steel 27 1 Rock Alloy steel 53 4 Screw Stainless steel
2 4 Screw Stainless steel 28 2 Bush Steel-PTFE-
Bronze
54 1 Seal ring NBR rubber
3 1 O-ring NBR rubber 29 2 O-ring NBR rubber 55 1 Bearing Carbon steel
4 2 Oil pug - 30 1 O-ring NBR rubber 56 4 Screw Stainless steel
5 1 Housing cover Aluminium 31 1 Cable gland assembly - 57 1 Clutch assembly -
6 4 Seal washer - 32 1 Plug Carbon steel 58 3 Column Stainless steel
7 1 Seal ring NBR rubber 33 1 O-ring NBR rubber 59 1 EFS card -
8 4 Screw Stainless steel 34 1 External cylinder Carbon steel 60 3 Screw Stainless steel
9 1 O-ring NBR rubber 35 4 Screw Stainless steel 61 1 O-ring NBR rubber
10 8 Screw Stainless steel 36 1 Seal washer Plastic 62 1 Cover -
11 1 Worm wheel cover Aluminium 37 1 Washer Carbon steel 63 4 Screw Stainless steel
12 1 Bearing Carbon steel 38 1 Nut Carbon steel 64 2 Bearing Carbon steel
13 2 Key Carbon steel 39 1 Adjusting screw Carbon steel 65 1 Position transmitter
shaft
-
14 1 Double eccentric
shaft
Alloy steel 40 1 Screw Carbon steel 66 2 Bearing Carbon steel
15 1 Worm wheel Carbon steel 41 2 Guide sliding ring for piston PTFE+Graphite 67 2 O-ring NBR rubber
16 3 Seal ring Nylon 42 1 Piston Carbon steel 68 2 Position transmission
flange
Aluminium
17 2 Bearing Carbon steel 43 1 Piston seal ring PTFE+Graphite 69 9 Screw Stainless steel
18 2 Gear Alloy steel 44 1 Piston screw Stainless steel 70 2 Seal ring NBR rubber
19 1 Bearing Carbon steel 45 1 O-ring NBR rubber 71 1 Potentiometer
assembly
-
20 6 Pin Alloy steel 46 1 Piston Plug Carbon steel 72 3 Spacer Stainless steel
21 1 Splined bush - 47 1 Bearing Carbon steel 73 1 Potentiometer flange Stainless steel
22 1 Bush washer Bronze 48 1 Worm shaft Alloy steel 74 3 Screw Stainless steel
23 1 Bush Fiberglide 49 1 Cable support - 75 3 Nut Stainless steel
24 1 Lever assembly - 50 1 Bearing Carbon steel 76 1 Position shaft -
25 1 Housing Cast iron 51 1 O-ring NBR rubber 77 1 Position indicator -
26 1 Silencer - 52 1 Worm shaft flange Aluminium 78 3 Screw Stainless steel