10-12. HEATER BLOWER MOTOR, FAN, RESISTOR, AND CAPACITOR REPLACEMENT

b. INSTALLATION - TM-9-2320-289-20_527

FOLLOW-ON TASKS - TM-9-2320-289-20_529

/.25ton/TM-9-2320-289-20 CUCV Series Trucks at Unit level Manual
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TM 9-2320-289-20 10-12. HEATER BLOWER MOTOR, FAN, RESISTOR, AND CAPACITOR REPLACEMENT. This task covers: a. Removal b. Installation INITIAL SETUP: Equipment Condition Materials/Parts • Rear battery removed (if removing blower • One blower motor seal motor and fan). (See paragraph 4-39) • One locknut Too/s/Test Equipment • ½ in. drive metric socket set a. REMOVAL If removing If removing If removing NOTE resistor (7), perform step 1. capacitor (3), perform step 2. heater blower motor (2) and fan (13), perform steps 2-4. 1. Disconnect leads (8) from resistor (7). Remove 2 screws (6) and remove resistor. 2. Disconnect leads (5) from capacitor (3). Remove screw (4) and capacitor. 3. Disconnect vent hose (9) from heater blower motor (2). Remove 5 screws (10), heater blower motor and fan (13) assembly, and 4. Remove locknut (11), washer (12), if damaged. Discard locknut. b. INSTALLATION If installing heater blower If in tailing capacitor (3), seal (14). Discard seal. and fan (13). Replace heater blower motor (2) and/or fan NOTE motor (2) and fan perform step 3. (13), perform steps 1-3. If installing resistor (7), perform step 4. 1. Install fan (13) on heater blower motor (2) with washer (12) and new locknut (11). 2. Install new seal (14) on heater blower motor (2) assembly and position on blower motor case (1). Install 5 screws (10). DO NOT install upper right-hand screw (4) at this time. Connect vent hose (9) to heater blower motor. 3. Install capacitor (3) with screw (4). Connect capacitor leads (5). 4. Install resistor (7) with 2 screws (6). Connect resistor leads (8). 10-34

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