TM 5-3805-262-343-15. AUXILIARY STEERING PUMP AND MOTOR MAINTENANCE (CONT)d. AuxiliarySteeringMotor(Cont).DISASSEMBLY (SHEET 5 OF 5)(21) Put commutator end cover (37) on wood blocks in hydraulic press withbrush plate (32) mounting surface upwards. Using 1-3/8 inches diameterrod or sleeve, press expansion plug (36) from commutator end cover.NOTEDon’t perform following steps unless inspection indicates replacement ofbearings (17 and 18) or fan (19) is necessary.(22) Install bearing collar between bearing (17) and armature (21) shaft. Putarmature in hydraulic press, fan (19) end down. Using 3/8 inch diametersleeve or rod, press armature shaft from bearing.(23) Install bearing collar between fan (19) and armature (21) shaft. Put ar-mature in hydraulic press, fan end upward. Using 3/8 inch diameter rod,press armature shaft from fan (19) and bearing (18).(24) Using hammer and punch, push Woodruff key (20) end opposite armature (21)shaft end down into shaft. Then, using hammer and punch, remove Woodruffkey by pushing key up off armature shaft.(25) If necessary to replace two terminal studs (43), remove three nuts (38),lock washers (39), two washers (40), insulator washers (41), bushings(42), terminal studs (43), terminal (44), washer (45), and two insulatorwashers (46).NOTEDon’t try to remove field coil (47) from housing (48). Field coil andhousing are replaced as an assembly.3-546
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