TM-9-2320-361-24-2 Field Maintenance Manual Volume 2 for M44A2 Series Trucks
Page 886 of 1144
TM 9-2320-361-24-2 0433 00 0433 00-2 PERSONNEL HEATER OVERHEAT SWITCH AND RECEPTACLE REPLACEMENT (Contd) NOTE Prior to removal, tag lead wires for installation. OVERHEAT SWITCH REMOVAL 1. Remove nut-assembled lockwasher (1) and shutoff valve lead (2) from overheat switch (5). Discard nut-assembled lockwasher (1). 2. Remove nut-assembled lockwasher (9), receptacle lead (8), thermostat lead (7), and ignition control lead (6) from overheat switch (5). Discard nut-assembled lockwasher (9). 3. Remove two screw-assembled lockwashers (4) and overheat switch (5) from heater housing (3). Discard screw-assembled lockwashers (4). RECEPTACLE REMOVAL 1. Remove screw-assembled lockwasher (11) and restriction solenoid lead (12) from receptacle (25). Discard screw-assembled lockwasher (11). 2. Remove nut-assembled lockwasher (22) and thermostat lead (21) from overheat switch (20). Discard nut-assembled lockwasher (22). 3. Remove screw-assembled lockwashers (15) and (16) and leads (17) and (13) from flame detector switch (23). Discard screw-assembled lockwashers (15) and (16). 4. Remove nut (14) and receptacle ground lead (24) from stud (19). 5. Remove four screw-assembled lockwashers (10) and receptacle (25) from bracket (18). Discard screw-assembled lockwashers (10).