Test thermostat and replace if necessary. Detach shroud from pan and coil. replace. Room air conditioners are not designed to cool multiple rooms. uneck assemoiy ana parts tor looseness, ruDDing and rattling. Resistor is energized during the "on” cycle of compressor or fan. Test fan motor and replace if inoperative. ), Prolonged off-cycles. If not within limits, call an electrician. Test cooling performance of unit. Remove resistor from bracket. Check voltage to electronic control board. Close doors. Check continuity between terminals "L2" and "3" of the system switch. Check voltage to resistor. If voltaqe is okay, check winng. Test overload protector and replace if inoperative. Instruct customer on proper use of control. Replace with larger unit. Coleman Mach Air Conditioner Troubleshooting, Friedrich air conditioner troubleshooting, Mitsubishi air conditioner troubleshooting, Panasonic air conditioner troubleshooting, Whirlpool air conditioner troubleshooting, Check for voltage at compressor. We carry more than 4 million parts from over 175 major brands, so chances are, we've got the part you need. Turn exhaust fans on when cooking or taking a shower to draw excess heat from the room, if the Friedrich air conditioner seems to run too frequently. replace fan motor. • The energy efficiency ratio (EER) and cooling capacity rating (Btu/h) listed on the unit’s rating plate are both agency certified. Air conditioner does not cool as it should. Direct test compressor. AC101. Disconnect power to unit. Units using slinger ring condenser fans must have 1/4" inch clearance to the base. Defective coil. Air conditioners are sized to meet the cooling load, and heater size is then selected to meet the heating load. • Since the fan does not circulate the room air continuously at this setting, the room air does not mix as well and hot (or cold) spots may result. Correct if none. • This may be normal for higher efficiency (EER) air conditioners. To contact our customer service department by telephone, please call: 1-800-541-6645. • The temperature of the room you are trying to cool is extremely hot. Block condenser coil and switch unit to cooling. Start doing it yourself with the confidence that comes with 100+ years of experience. (automatic operation). in the room. Check amperage draw of element. The reinstatement of power to the circuit might have tripped the plug's internal power-surge protector. • Make sure the air conditioner plug is pushed completely into the outlet. If the fan fails to blow, check the fan component for debris. Use high fan speed. Check Continuity. Refer to the circuit-breaker box to determine how much power load the circuit can take on and confirm that the appliances, which share the circuit, do not exceed the circuit-load limit. Check temperature rise across the coil. Test capacitor and replace if inoperative. If valve fails to make complete shift, replace valve. • The outside temperature is below 60° F (16® C).