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TM 5-4210-220-12
4-18. PUMP, PIPING, AND VALVES-Continued
4-18.12 Actuator Repair-Continued
INSPECTION
(1)
Discard all O-rings, seals and gaskets.
(2)
Inspect all sealing and mating surfaces for nicks, burrs, or scratches that
may damage new seals during assembly.
(3)
Inspect cylinder (9) inner bore and piston (25) for scoring, pitting, dents, or
cracks. Replace both components if one is found to be defective.
(4)
Install driver (17) into cylinder body driver hole and check for out-of-round
or looseness between the two components. Replace cylinder body and
driver if play exceeds 0.125 in. (3.175 mm).
4-250
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