TM  10-3930-638-24&P 3-24. STEERING SYSTEM MAINTENANCE (cont) b. Steering Gear (cont). STEP LOCATION ITEM ACTION REMARKS 35 REASSEMBLY (cont) f. New dirt seal (1) Install In counterbore of upper cover (14) (cont) NOTE If steering gear is to be stored, plug two cylinder ports and fill in- let port with clean hydraulic oil (refer to current lubrication order). Rotate input shaft (27) until hydraulic oil appears at outlet port, and plug inlet and outlet port. INSTALLATION/REPLACEMENT 36 Instrument a.  Steering  gear Position From bottom of instrument panel panel center b. Four cap screws Install  and Until steering gear is securely mounted and lock washers tighten NOTE Remove O-ring tube fitting or plugs from cylinder, inlet, or outlet ports as necessary. c. Hoses and fittings Reconnect Para 2-48b(2) d.  Steering  column Install Para  3-24a and wheel NOTE If input shaft (27) and/or upper cover (14) have been replaced, check difference in torque required for left turn and right turn (para 3-22, MALFUNCTION 3). If torque difference is more than 2 pound inches, remove steering gear and add or remove shims. (Add shims to increase effort in left turn. Remove shims to increase steering effort in right turn). 3-178