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TM   5-2815-241-34&P STUDS 1. Replace all bent or loose studs and studs showing signs of stretching. 2. Repair minor thread damage using a thread chaser. 3. Replace all studs having stripped or damaged threads. If a stud has to be replaced, note the following: Removal a. Using a stud extractor, unscrew studs slowly to prevent heating and possible seizure. b. When studs are broken too short to use stud extractor, drill the stud and remove It with an easyout. Replacement Only standard studs are supplied for replacement. If threaded openings are damaged and retapping will not clean up threads, drill and tap opening to larger size and install a threaded insert. NOTE Ail replacement studs have a special coating and must have a small amount of mica- based antiseize compound (item 2, appendix B) applied on threads before stud is installed. GEARS 1.  Replace  cracked  gears. 2. Replace gears that do not meet specifications given in paragraph relating to the port in which they  are  installed. 3. Replace gears having worn, galled, or pitted teeth. Remove sharp fins and burrs from gear teeth with crocus cloth (item 4, appendix B) dipped in drycleaning solvent (item 16, appendix   B). BUSHINGS  AND  BUSHING-TYPE  BEARINGS When bushings or bushing-type bearings are damaged or worn beyond specified limits, the associated parts with which they are used must also be replaced. OIL  SEALS Oil seals must be replaced when the thin feather edge is found to be damaged or when the seal material  becomes  hard  or  brittle. Removal Press or pry a damaged oil seal from the casting or adapter, being careful not to damage bore in casting  or  adapter. 2-7


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