Quantcast EVAPORATOR OR CONDENSER FAN FAILS TO OPERATE - TM-5-4120-361-14_55

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INSUFFICIENT COOLING - TM-5-4120-361-14_54
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TM-5-4120-361-14 Air Conditioner Vertical Compact 18 000 BTU/HR 208 Volts 3 Phase 50/60 Hz (Model 18K 208 3 60) Manual
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COMPRESSOR WILL NOT START - TM-5-4120-361-14_56
TM 5-4120-361-14 Table  4-2. Troubleshooting  -  Continued MALFUNCTION TEST OR INSPECTION CORRECTIVE  ACTION 3. EVAPORATOR Step 3. Step 4. Step 5. Step 6. Step 7. Step 8. Step 9. Step 10. 4. COMPRESSOR Step 1. Step 3. OR CONDENSER FAN FAILS TO OPERATE - Continued Check to see if mode selector rotary switch is improperly adjusted or is defective. Replace switch if defective (para 4-26). Check to see if evaporator fan speed control switch is defective. Replace defective switch (para 4-26). Check to see if condenser fan motor thermal protector is defective. Replace defective thermal protector (para 4-24). Check to see if evaporator fan motor thermal protector is defective. Replace defective thermal protector (para 4-22). Check to see if evaporator fan or condenser fans are binding. Relieve binding or replace fan (para 4-21). Check to see if condenser fan high-low thermostat switch is defective. Replace defective thermostat switch (para 4-31). Test condenser fan relay for defective operation. Replace defective relay (para 4-27). Test evaporator fan motor and condenser fan motor for defective operation. Replace defective fan motor (para 4-21 and 4-23). WILL NOT START Set circuit breakers to ON position. Turn mode selector switch to COOL position and temperature selector switch to COOLER position. Reset controls properly. Check for defective or tripped compressor internal temperature overload switch. Set circuit breaker and mode selector switch to off. Disconnect main power cable for 45 minutes;   then, reconnect cable and reset controls. If condition continues, report deficiency to direct support maintenance. Check for loose electrical connections or faulty wiring. Tighten loose connections. Repair faulty wiring. 4-11

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