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TM 9-2330-398-24
3-32. DRAIN VALVE ASSEMBLY AND TUBING REPLACEMENT.
This Task Covers:
a. Removal
b. Installation
Initial Setup:
Tools/ Test Equipment
Equipment Conditions
• General mechanics tool kit
• Semitrailer uncoupled (refer to TM 9-2330-398-10).
(Item 4, Appendix B)
• Float valve removed (para 3-40).
a. REMOVAL
1. Remove tube (1) from diaphragm valve assembly (2).
2. Remove tube (1), insert (8), and elbow (7) from drain valve assembly (4).
3. Remove tube (9) and elbow (11) from diaphragm valve (4).
4. Remove tube (9) and straight adapter (10) from drain valve assembly (4).
5. Remove diaphragm assembly (2) and nipple (3) from drain valve assembly (4).
6. Remove eight screws (5), washers (6), and drain valve assembly (4) from semitrailer.
3-100
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