Quantcast b.  Cleaning - TM-9-2815-225-34P_329

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TM 9-2815-225-34&P 3-49.  ACCESSORY DRIVE REPAIR (Contd) LOCATION/ITEM ACTION REMARKS b.  Cleaning WARNING Compressed air used for cleaning purposes will not exceed 30 psi (207 kPa).  Use only with effective chip guarding and protective equipment such as goggles or shield, gloves, etc. Failure to comply may result in injury to personnel. 9.   All parts Clean in SD-3 cleaning solvent Remove housing gasket (3) and dry with compressed air. material from accessory drive housing (15) assembly. c.  Inspection 10.     Accessory drive housing Inspect for the following: Refer to Appendix F for wear (15), bushing (13), and limits and tolerances. plug (14) a.  Cracks around area of Discard if cracked. bushing (13). b.  Inside diameter of bushing (13).   Remove and discard if dimension exceeds 1.321 in. (33.553 mm). Use suitable arbor press. c.  Out-of-round.   Remove and discard if out-of-round exceeds 0.002 in. (0.051 mm). Use suitable arbor press. d.  Inspect mating threads Chase threads or use thread on plug (14). insert. 11.     Accessory drive Inspect for the following: shaft (6) a.  Distortion or damage. Discard if distorted or damaged. b.  Outside diameter of bushing Discard if dimension is less than (13) location. 1.310 in. (33.274 mm). c.  Excessive wear at area of Discard if excessive wear is dowel pins (7). detected. 12.     Accessory drive gear (4) Inspect for cracked or chipped Discard if cracked, chipped, or and spline coupling hub (10) teeth and uneven wear. uneven wear is detected. 13.     Thrust bearings (5) Inspect for wear or galling. Discard if worn or galled. and (12) and washer (11) NOTE Accessory drive pulleys on M915/Big Cam I and M915A1/Big Cam III are similar.  M915A1/Big Cam III configuration is shown. 14.     Accessory drive pulleys (20) Inspect for: and (2) a.  Cracks and chips in hub (10). Discard if cracked or chipped. b.  Wear in grooves. Discard if excessively worn. c.  Distorted thread holes. Discard if excessively distorted. d.  Excessive play or wobble Discard if excessive play evident. in area of wear sleeve (16). 3-298


 


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