TM 9-2350-261-20-2R E P L A C E T H E R M O S T A T , H O U S I N G , A N D D E A E R A T I O N E L B O WDESCRIPTIONThis task covers: Remove (page 8-15).Install (page 8-16).INITIAL SETUPTOOLSGeneral Mechanics Tool Kit (Item 30, App D)Socket Wrench Set (Item 89, App D)Torque Wrench (Item 95, App D)Materials/Parts:Sealing compound Item 51, App C)Sealing compound (Item 48, App C)Deaeration elbow gasketHousing gasketKey washer (2)Lockwasher (6)Thermostat gasketPersonnel Required:Unit MechanicReferences:see your -10Equipment Conditions:Engine stopped/shutdown (see your -10)Carrier blocked.Trim vane lowered and power plant frontaccess door open (see your -10)Drain cooling system (page 8-3).Remove air cleaner housing and element(page 7-7).R E M O V E1.2.3.4.5.6.7.Loosen two clamps (1). Disconnect hose (2)from elbow (3), and hose (4) from elbow (5).Remove elbow (3) and drain cock (6) fromdeaeration elbow (7). Remove bushing (8)from thermostat housing (9).Loosen two clamps (10). Disconnect hose (11)from deaeration elbow (7) and tube (12).Remove two screws (13), key washers (14),deaeration elbow (7), and gasket (15) fromthermostat housing cover (16). Discard keywashers and gasket.Loosen two clamps (17). Disconnect hose (18)from cover (16).Remove four screws (19), lockwashers (20),washers (21), cover (16), and gasket (22)from housing (9). Discard lockwashers andgasket.Remove thermostat (23), seal (24), and draincock (25) from cover (16).GO TO NEXT PAGEChange 48-15
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