TM5-6115-593-34NAVFAC P-8-631-34TO-35C2-3-463-2(5) Drive ring gear (5) from flywheel with ablunt chisel.(6) Install two 5/8-11 studs in block to guideflywheel housing during removal.(7) Drive housing from dowels by tapping onback side with a soft hammer or woodenblock. Using a suitable hoist, lift housingfrom guide studs.c.Installation(1) Install housing on dowels by tapping with asoft hammer or wooden block.(2) If an oven with heat control is not available,heat ring gear (5) with a heating torch frominside diameter so heat travels outward toteeth.(3) Use a Templistick crayon or equivalent todetermine amount of heat applied.(a) Stroke gear with 600°F (316C) crayonseveral times while applying heat.(4) The crayon will leave a chalk mark untiltemperature reaches 600F (316C). At600F (316C), the crayon will leave a liquidsmear.CAUTIONOverheatingtotemperaturesabove660°F(349°C)willsoftengear.(5) Place ring gear on flywheel and quicklydrive onto flywheel until gear is firmlyseated.(6) Index the zero on crankshaft with the zeroon flywheel and assemble flywheel overstuds to crankshaft flange.(7) Insert lockwashers (2) and screws (1).Tighten screws alternately, a little at a time,to pull flywheel up evenly. Continue until allscrews are tight.(8) Attach indicator gauge to side of flywheelhousing to indicate bore of flywheel. Thetotal indicator reading must not be greaterthan 0.005 inch (0.13 mm).Figure 13-35A. Ring Gear, Flywheel, and Flywheel Housing13-71
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