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Dear Mr. AMR
Mr. TALHA sent you an excellant answer so i agree with him.
Preventative Maintenance of AC is important to thoroughly check your air conditioning system. Here is a list of what you should do:
· Check freon level and add up to2lbs (if needed)
· Examine electrical disconnect box connections
· Test voltages on outside unit
· Test compressor amp draw
· Check condenser fan motor amp draw
· Examine electrical connections and repair if needed
· Examine contactor
· Clean condenser coil (if accessible using customer water hose bib)
· Examine evaporator coil
· Brush/Surface clean evaporator coil (if accessible)
· Examine blower wheel
· Thoroughly wash air filter or replace with customer supplied filter
· Test float switch operation (if applicable)
· Vacuum drain line
· Check fan motor amp draw
· Examine electrical connections and repair if needed
· Test all controls for heating and cooling
· Check capacitors
· Test thermostat operation and calibrate if needed
· Test humidistat operation (if applicable)
· Check temperature differential
· Visual inspection of water heater (if applicable)
· Visual inspection of clothes washer hoses (if applicable)
· Visual inspection of ultra violet light (if applicable)