Siemens Maxum II PD PA AP - Figure 4-18 Cross Section View of Model 20 HTV

13. Outer (Large) Bal-Seals (2 total)
14. Plungers (6 total)
15. Spring Loaded (Lower) Piston
16. Cylinder Base
17. Valve Plunger Body
18. Air Loaded (Upper) Piston
19. Large Belleville Washers (3 total)
20. Inner (Small) Bal-Seal
21. Actuator Air Input
32. Valve Cap
33. Teflon Disc Seal Diaphragm
34. Nomex Cushion Diaphragm
35. Allen Screws (6 total)
36. Belleville Washers (12 total)
Figure 4-18 Cross Section View of Model 20 HTV
Valves
4.5 Model 20 HT Valve
Maxum II Valves and Oven Components
Service Manual, 10/2018, A5E42019844001 71