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TM 55-2915-335-30&P
2-13. BYPASS VALVE - REPLACE (Cont)
2-13
f. Use a small round fine tooth file to remove staking burrs from plug bore. Remove only enough of the burrs to
smooth-out the bore diameter.
2. CLEANING
Compressed air aimed at the skin can cause serious injury or death.
Wear goggles and never use over 30 psi (207 kPa) of compressed air
for cleaning.
Cleaning solvent can be hazardous to your health. Use solvent only
in well-ventilated areas. Avoid breathing solvent vapors. Do not use
solvent near an open flame or other source of high heat. Always wear
gloves, apron, and goggles when using cleaning solvent. Store solvent
in approved metal container only.
a. Remove packing materials from housing ports. Be careful that metal chips do not fall into open ports of pump
housing.
b. Wash pump housing in dry cleaning solvent (Item 7, Appendix C). Blow-dry with compressed air, 30 psi (207
kPa) maximum. Take care that all metal chips are washed from pump housing.
3. INSPECTION
a.
b.
c.
Visually inspect nylon ball seating surface. Replace housing if nicked or chipped.
If scratches cannot be removed using 500 or 600 grit, wet or dry emery paper, replace housing.
Visually inspect nylon ball. If ball is nicked or damaged, replace nylon ball.
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