PERSONNEL AIR DUCT VENTILATING FAN REPAIR (CONTINUED)QRSTRemove flat washers (29), bearing (30), flat washers (31),and lock ring (32) from armature (33).Remove armature (33) from motor field and frame assem-bly (34).Remove bearing (35), flat washer (36) and lock ring (37) fromarmature (33).Remove spring tension washer (38) and flat washer (39)from motor field and frame assembly (34).INSPECTION AND REPAIRNOTERebalance impeller after removing nicks.AInspect impeller (5) for cracks. Replace if cracked.BInspect impeller (5) for nicks. Remove nicks with soft stoneor fine mill file.CInspect housing (24) for damage. Repair as appropriate.DInspect housing (24) for damage due to impeller (5) rubbing.Straighten housing or remove high spots as appropriate.EInspect shaft key (6) for damage. Replace if damaged.8-3TA309818TM 9-2350-267-34
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