TM 5-3805-255-14
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CLEANING AND INSPECTION
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1. Clean and inspect all components IAW General Maintenance Instructions (WP 0019).
2. Inspect right treadle valve seats for nicks and burrs; replace if worn.
3. Check right treadle valve springs for cracks or distortion; replace if worn.
4. Check right treadle valve exhaust valve diaphragm; replace if worn or deteriorated.
END OF TASK
ASSEMBLY
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Right Treadle Valve
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NOTE
Lightly lubricate piston, valve bores, and O-rings with lubricant.
1. Install new packing (Figure 12, Item 2) on shield retainer (Figure 12, Item 1).
2. Install inlet valve (Figure 12, Item 6), spring (Figure 12, Item 5), valve guide (Figure 12, Item 4), and new seal
(Figure 12, Item 3) on shield retainer (Figure 12, Item 1).
3. Install new seal (Figure 12, Item 2) on cover (Figure 12, Item 1). Install cover on lower valve body. (Figure 12,
Item 7).
4. Install new O-rings (Figure 12, Items 4 and 3) on secondary piston (Figure 12, Item 5).
5. Install spring (Figure 12, Item 6) and secondary piston (Figure 12, Item 5) in lower valve body (Figure 12,
Item 7).
6. Install inlet and exhaust valve assembly (Figure 12, Item 8), exhaust shield (Figure 12, Item 9), and retaining
ring (Figure 12, Item 10) on lower valve body (Figure 12, Item 7).
Figure 12. Cover.
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