d . CLEANING AND INSPECTION

/.25ton/TM-9-2320-289-34 CUCV Series Trucks at intermediate direct support and general support level Manual
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TM 9-2320-289-34 5-9. REAR SERVO ASSEMBLY MAINTENANCE (Con’t). d . CLEANING AND INSPECTION WARNING Dry cleaning solvent P-D-680 Is toxic and flammable. Always wear protective goggles and gloves and use only in a well-ventilated area, Avoid contact with skin, eyes, and clothes and DO NOT breathe vapors. DO NOT use near open flame or excessive heat. The solvent’s flash point is 100°F-138°F (38°C-59°C), If you become dizzy while using cleaning solvent, immediately get fresh air and medical help. If solvent contacts eyes, immediately wash your eyes with water and get medical aid. 1. Clean all removed components in dry cleaning solvent. 2. Inspect rear accumulator piston (11 ) to ensure that 2 teflon oil seal rings (18) move freely in grooves. If movement is not free, replace oil seal rings. 3. Inspect fit of servo pin in transmission case bore. Replace servo pin if movement is not free. 4. Inspect servo pin, rear accumulator piston, and rear servo piston for damage. Replace if damaged. e. ASSEMBLY NOTE All components should be lightly coated with hydraulic fluid as they are assembled. 1. Install new servo piston seal (16) in groove of rear servo piston (13). 2. Install retainer (14) with large open end down, rear servo spring (1 2), and washer (15) on servo pin (4), using pin size determined in BAND APPLY PIN SELECTION CHECK. 3. Install rear servo piston (13) on servo pin (4). Compress rear servo piston and install clip (17). 4. Install rear accumulator piston (11) in bore of rear servo piston (13). 5-47

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