TM9-2350-261-20-2 C L E A N , I N S P E C T A N D R E P L A C E11. Check fittings, hardware, hoses and housingfor leaks, cracks, damage and wear. Replaceif needed.I N S T A L LN O T EIf a new oil pump is being installed, usefittings from old pump.Install new packing (1) and elbow (2) inlump (3).Install new packing (4), retainer (5) , nut6), and elbow (7) in pump (3). Tightennut (6).nstall new packing (8) and quick disconnectcoupling half (9) in elbow (7)..Apply a thin even coat of antiseize com-pound to cleaned external threads of twoscrews (10) before installation.Fill pump (3) with oil.Install retainer (11) and key (12) onpump (3).Install new gasket (13) on pump (3).Align key (12) in keyway of secondary drivegear. Secure pump (3) to transfer gearcase(14) with two new key washers (15) andscrews (10).Tighten two screws (10) to 35-40 lb-ft(47-54 N•m) torque. Use torque wrench.Secure pump (3) to secondary drive gearwith washer (16), nut (17), and new cotterpin (18).N O T ETwo washers (16) are the maximum used.If two washers were removed, two will beinstalled.22. Install washer(s) (16), to secure pump todrive gear.23.24.Connect oil inlet hose (19) to quick discon-nect coupling (9).Connect oil outlet hose (20) to elbow (2).BOTTOM ACCESS OPENING21-412 .13 .14.15.16.17.18.19.20.21.
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