TM-9-2320-361-24-2 Field Maintenance Manual Volume 2 for M44A2 Series Trucks
Page 830 of 1144
TM 9-2320-361-24-2 0420 00 0420 00-4 ENGINE COOLANT HEATER COMPONENT BRACKET MAINTENANCE (Contd) ASSEMBLY 1. Install receptacle (16) on heater component bracket (14) with four new screw-assembled lockwashers (20). 2. Install resistor holder (18) on heater component bracket (14) with new nut-assembled lockwasher (15). 3. Install resistor (1) on resistor holder (18) with screw (19) and new nut-assembled lockwasher (17). 4. Install terminal strip (12) and spacer (13) on heater component bracket (14) with four new screw-assembled lockwashers (11). 5. Install diode holder (5) on heater component bracket (14) with screw (7). 6. Install diode (6) on diode holder (5) with arrow pointed in direction previously noted. 7. Install resistor leads (2) and (9), diode lead (4), and diode holder (5) on terminal strip (12) with screw-assembled lockwashers (3), (8), and (10). INSTALLATION 1. Install heater component bracket (14) on heater housing (34) with four screws (30). 2. Install leads (26), (27), and (29) on heater component bracket (14) with two new screw-assembled lockwashers (28). 3. Place grommet (33) on leads (27) and (31) and install on heater housing (34). 4. Install leads (21), (22), (24), and (37) on flame detector switch (35) with three new screw-assembled lockwashers (23). 5. Install leads (31) and (27) on restriction thermostat (32). 6. Install new tiedown strap (25) around wires. 7. Install engine coolant heater blower motor (WP 0418 00). 8. Connect battery ground cable (WP 0126 00). 9. Release parking brake and remove wheel chocks (TM 9-2320-361-10).