Air Conditioning Maintenance Checklist

Prepared by: [Your Name]

Company: [Your Company Name]

Date: [Date]

I. System Inspection

• Visual Inspection: Check for any visible signs of wear and tear on the unit.

• Check for Leaks: Inspect refrigerant lines and connections for any signs of leaks.

• Condition of Ductwork: Ensure there are no blockages or damage in the ductwork.

II. Air Filter Maintenance

• Inspect Air Filters: Check filters for dirt and blockages.

• Clean or Replace Filters: Clean reusable filters or replace disposable ones as needed.

• Frequency of Maintenance: Note the recommended schedule for filter changes.

III. Refrigerant Levels

• Check Refrigerant Levels: Use gauges to ensure refrigerant levels are within the manufacturer’s specifications.

• Look for Refrigerant Leaks: Inspect all connections and joints for signs of leaks.

• Recharge Refrigerant: If levels are low, recharge the system according to manufacturer guidelines.

IV. Electrical Components

• Inspect Wiring and Connections: Check all electrical connections for signs of wear or corrosion.

• Test Capacitors: Ensure capacitors are functioning properly.

• Examine Disconnect Switches: Verify that all disconnect switches are operational.

V. Thermostat Calibration

• Check Thermostat Settings: Ensure the thermostat is set to the desired temperature.

• Test Functionality: Verify that the thermostat responds accurately to temperature changes.

• Inspect Wiring: Check the wiring connected to the thermostat for any issues.

VI. Drainage System

• Inspect Drain Lines: Check for clogs or blockages in the drainage system.

• Clean Drain Pan: Remove any debris from the drain pan to prevent overflow.

• Test Drainage: Ensure water is draining properly from the system.

VII. Lubrication

• Lubricate Moving Parts: Apply lubricant to fan motors, bearings, and other moving components.

• Check Lubrication Points: Ensure all lubrication points are accessible and functioning.

• Frequency of Lubrication: Follow the manufacturer's recommendations for lubrication intervals.

VIII. Cleaning

• Clean Coils: Remove dust and debris from the evaporator and condenser coils.

• Clean Fans and Blowers: Ensure fans are free of dust and functioning properly.

• Inspect Air Intake: Clear any obstructions around the air intake to maintain airflow.

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