Chapter 5: Maintenance and Troubleshooting
5-15
Figure 5-4. Replacement Parts
1. Cover assembly
(with locking screw and O-ring)
2. O-ring (cover)
3. Phillips head screw with spring
washer (terminal screw) set
4. Blind cap/explosion-
proof plug (G1/2)
5. Blind cap (NPT 1/2)
37. Blind cap (CM20)
8. Lever
9. Arm spring
10. Hex socket head cap bolt with spring washer (M5)
11. Pilot relay assembly
12. Packing (pilot relay)
15. Phillips head screw with spring washer (pilot cover)
16. Seal washer
17. Screw retainer ring
23. A/M screw assembly (with filter, holder,
and O-rings (3))
24. Phillips head screw with spring washer
and flat washer
25. Phillips head screw with spring washer
26. Plate
27. Filter
28. Holder
29. Collar (A/M screw)
30. Wave washer (A/M screw)
31. O-ring (A/M screw)
32. O-ring (A/M screw)
13. Hex socket head cap bolt
Phillips head screw
14. Pilot cover
33. Product nameplate
18. Cap
19. Phillips head screw with
spring washer (cap)
20. Pilot base assembly
21. Packing (pilot base)
22. Phillips head screw with spring washer (pilot base)
34. Extension lever
35. Magnet unit
assembly (EPM)
36. Hex socket head
cap bolt with spring
washer (for EPM)
Reversing relay
46. VTD assembly
47. O-ring
(under terminal block)
6. Pressure-resistant packing cable gland
7. Flameproof elbow assembly (G1/2)48. Sensor assembly
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