Type 399A-161-112
18
Figure 5. Principle of Operation Schematic (Continued)
Type 161M, 161EBM
Type 161YM Type 161Y
Type 161HM, 161EBHM Type 161H, 161EBH
32B0710-A
32B0711-A
A6794/IL
21B5005-A
31B3785-B
31B3715-B 31B3785-B
WARNING
Avoid personal injury or damage to prop-
erty from sudden release of pressure or
uncontrolled gas or other process fluid.
Before starting to disassemble, carefully
release all pressures according to the
shutdown procedure. Use gauges to
monitor inlet, loading, and outlet pressur-
es while releasing these pressures.
Type 399A Main Valve
Trim Parts
Instructions are given for complete disassembly and
assembly. Key numbers are referenced in figure 18
unless otherwise noted.
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