TM 9--2350--292--20--20637 00--2AUXILIARY POWER UNIT GENERATOR MOUNTING STUDS REPLACEMENT(HATZ)-- CONTINUED0637 00Removal--ContinuedCAUTIONTo avoid damage to chaincase, do not drill more than0.75 in. (1.91 cm) into stuBefore drilling, mark stud withcenter punch to ensure drill bit is centered on stud.NOTEPerform the following steps only if stud cannot be re-moved using procedures of step 1.2. Using portable electric drill and twist drill set, drill pilot hole 0.75 in. (1.91 cm) deep in center of stud (1).3. Tap screw remover into pilot hole and remove stud (1).4. Inspect parts for damage and replace as required.Installation1. Apply adhesive to threads of stud (1).2. Using stud inserter and remover, install stud (1) in chaincase (2).12NOTEFOLLOW--ON MAINTENANCE:Install APU generator (WP 0635 00)END OF TASK
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