12-16Change 4TM 9-2350-267-34APU GEAR CASE: DISASSEMBLY, INSPECTION, REPAIR AND ASSEMBLY (Continued)vWXYZAAInstall alinement gage (item 26, Appx D) with four feet flat againstmachined section of chain housing (23).Position gage plate between two rows of drive sprocket teeth. Gageplate should fit just touching rear drive sprocket teeth.NOTEPrior to tightening screw (13), note position of sprocketedge and bushing edge to aid in adjustment of sprocket.With alinement gage in held position, torque screw (13) to 50-55 lb-ft. Gage plate should not be touching either row of teeth at this point.Repeat steps Wand X to aline sprocket (17) if necessary.Install generator cooling air duct (11) on generator (12).Tighten strap (10).
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