AC Inspection Checklist

This AC Inspection Checklist can be used by staff conducting air conditioning unit servicing, to follow standardized checks and complete a service report.

AC Inspection Checklist



UV Lights

1. Has the electrical wiring been inspected?


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2. Is the unit checked to ensure it is coming on?


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3. Are the UV bulbs checked for replacement?


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Post Service Checks

1. Is the company sticker placed on the serviced equipment and is the work documented?


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2. Are all areas checked to ensure they are neat and clean?


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3. Is the power turned on before leaving?


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4. Is the thermostat returned to the original settings recorded at the beginning?


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5. Is a copy of the service checklist and work order sent to the customer?


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Job Information

1. What is the job number?


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2. Who is the customer?


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3. Who is the technician?


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4. What is the date?


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5. What is the equipment made of?


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6. What is the model?


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7. What serial number is it?


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Pre-Service Check

1. Is the customer satisfied with the system's performance?


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2. What is the recorded thermostat temperature setting?


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3. What is the thermostat mode?


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4. Is the thermostat interior cleaned?


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5. Is the thermostat level and properly secured to the wall?


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6. What is the recorded control circuit amperage?


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7. If the customer is dissatisfied with temperature control in the heating season, has the anticipator or cycle rate of the thermostat been adjusted?


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8. Is the thermostat setting adjusted to operate the system?


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Blower Compartment Checks

1. Is the supply voltage checked and recorded at the junction box?


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2. Is the blower motor amperage checked and recorded?


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3. What is the nameplate reading?


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4. Is the power at the main unit turned to OFF?


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5. Is all wiring checked for loose connections and bad insulation?


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6. Is the filter cleaned and changed?


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Direct Drive Blower

1. Are the blower (motor) bearings checked?


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2. Are the blower (motor) bearings lubricated?


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3. Is the blower and compartment cleaned?


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4. Is the blower wheel checked for free and balanced rotation?


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5. Are all blower housing mounts and set screws checked for tightness?


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6. Are the unused motor leads taped and out of the way?


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Air Filters

1. Is the EAC electrical wiring checked?


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2. Does the EAC cycle when the blower operation ceases?


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3. Is the EAC test button checked?


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4. Is the power turned off to the EAC?


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5. Are the air filters and pre-filters cleaned or replaced?


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6. Is the power turned on to the EAC?


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Indoor Unit

1. Is the electrical wiring checked for connections and insulation?


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2. Is the evaporator coil checked and cleaned?


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3. What is the static pressure of the system?


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4. Is the condensate trap and drain checked and cleaned?


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Outdoor Unit

1. Is the electrical wiring checked for connections and insulation?


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2. Is the condenser coil checked and cleaned?


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3. Is the condenser fan motor lubricated?


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4. What is the supply voltage?


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5. Is the amperage draw of the compressor recorded?


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6. Is the condenser fan motor checked and its nameplate readings recorded?


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7. Is the compressor checked and its nameplate readings recorded?


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Charging Section

1. Has the system been run for 15 minutes to allow refrigerant temperature and pressures to stabilize?


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Outdoor Ambient Temp

1. Are the outdoor wet bulb temperature initial readings recorded?


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2. Are the final adjustments made and recorded?


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Indoor Wet Bulb Temp

1. Are the indoor wet bulb temperature initial readings recorded?


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2. Are the final adjustments made and recorded?


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Suction Pressure

1. Are the suction pressure readings recorded?


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2. Are the final adjustments made and recorded?


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Liquid Line Pressure

1. Are the initial liquid line pressure readings recorded?


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2. Are the final adjustments made and recorded?


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Liquid Line Temp (TXV)

1. Are the initial liquid line temperature readings (TXV) recorded?


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2. Are the final adjustments made and recorded?


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Calculate Subcooling (TXV)

1. Are initial subcooling calculations (TXV) performed and recorded?


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2. Are the final adjustments made and recorded?


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Suction Line Temp (Fixed Orfc)

1. Are the initial suction line temperature readings (Fixed Orifice) recorded?


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2. Are the final adjustments made and recorded?


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Calculate Superheat (Fixed)

1. Are the initial superheat calculations (Fixed) performed and recorded?


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2. Are the final adjustments made and recorded?


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Temp Drop Over Coil

1. Are the initial temperature drop readings over the coil recorded?


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2. Are the final adjustments made and recorded?


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3. What was done to adjust the charge?


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Humidifier

1. Is the electrical wiring inspected?


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2. What is the transformer voltage reading?


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3. Is the damper position checked?


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4. Is the orifice checked and cleaned?


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5. Is the solenoid valve checked and cleaned?


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6. Is a new pad installed or is the water reservoir cleaned?


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7. Is the overflow/drain line checked?


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Checklist by GoAudits.com – Please note that this checklist is intended as an example. We do not guarantee compliance with the laws applicable to your territory or industry. You should seek professional advice to determine how this checklist should be adapted to your workplace or jurisdiction.

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