Fan Coil Unit Daily, Weekly, Monthly, preventive maintenance checklists
Daily Maintenance Checklist
- Listen carefully while the unit is running.
- Identify any irregular sounds such as rattling or grinding.
- Check for vibrations that may indicate loose components.
- Document any concerns for further inspection.
- Set the thermostat to a specific temperature.
- Verify that the unit responds appropriately to changes.
- Ensure the display is functioning and shows accurate readings.
- Clean any dust from the thermostat area.
- Remove the air filter from its housing.
- Inspect for dirt, dust, and debris buildup.
- Clean or replace filters as necessary.
- Ensure filters are properly seated back in place.
- Inspect the drain line for blockages.
- Check for water pooling around the unit.
- Flush the drain line with water if necessary.
- Ensure the drain pan is clean and free of debris.
- Use a thermometer to measure supply air temperature.
- Compare it with the expected temperature range.
- Record return air temperatures for analysis.
- Look for significant temperature differentials.
- Check around joints and fittings for moisture.
- Look for oil spots indicating refrigerant leaks.
- Inspect the area beneath the unit for water stains.
- Document any leaks for maintenance follow-up.
- Inspect circuit breakers for any that are tripped.
- Use a multimeter to check voltage at the unit.
- Ensure connections are secure and undamaged.
- Document any electrical issues encountered.
- Stand close to the unit while it operates.
- Identify any irregular sounds such as humming or buzzing.
- Check for changes in sound that may indicate failure.
- Log any unusual noises for review.
- Observe the fan blades while the unit runs.
- Ensure there are no wobbles or irregular movements.
- Check the fan speed against specifications.
- Lubricate any accessible fan motor components.
- Hold your hand near the vent to feel airflow.
- Inspect vents for any visible blockages.
- Ensure furniture or other items are not obstructing airflow.
- Document any airflow issues for further action.
- Wipe down the exterior surfaces with a damp cloth.
- Remove any dirt, dust, or leaves from around the unit.
- Check for signs of corrosion or rust.
- Ensure the area around the unit is clear.
- Record the start and stop times of the unit.
- Note operating temperatures and any fluctuations.
- Document any maintenance issues or concerns.
- Store logs for future analysis.
- Inspect the control panel for any signs of wear.
- Check wiring for frays or exposed areas.
- Ensure all connections are secure.
- Document any damage for repair.
- Activate safety controls to ensure proper function.
- Check that emergency shutoff features engage correctly.
- Document the results of the tests.
- Address any safety concerns immediately.
- Look for tears or wear in insulation materials.
- Check for damp spots that could indicate moisture issues.
- Ensure insulation is properly in place.
- Document any insulation concerns for repair.
Weekly Maintenance Checklist
- Turn off the fan coil unit.
- Remove the air filter from its housing.
- Inspect the filter for dirt and damage.
- Clean the filter with water or replace it if necessary.
- Reinstall the filter securely.
- Turn off the power to the unit.
- Remove any access panels to the fan and motor.
- Check for unusual wear or noise.
- Look for loose connections or damaged components.
- Document any findings for further action.
- Turn off the unit's power supply.
- Inspect all electrical connections for tightness.
- Look for signs of corrosion or wear.
- Tighten any loose connections securely.
- Ensure safety measures are followed while handling electrical components.
- Inspect all accessible ductwork visually.
- Check for signs of air leaks or blockages.
- Use a flashlight if necessary for better visibility.
- Report any issues and schedule repairs as needed.
- Seal any leaks with appropriate materials.
- Examine the exterior casing closely.
- Look for signs of rust or corrosion.
- Use a wire brush to remove minor rust.
- Apply protective paint or coating if needed.
- Document any significant corrosion issues.
- Inspect the drain line for blockages.
- Clear any clogs using appropriate tools.
- Verify proper drainage by observing water flow.
- Check the drain pan for signs of overflow.
- Confirm thermostat is set to the desired temperature.
- Use a calibrated thermometer to check accuracy.
- Adjust settings if temperature readings differ.
- Ensure thermostat display is functioning correctly.
- Cycle through all fan speed settings.
- Listen for abnormal sounds at each setting.
- Confirm airflow is consistent across speeds.
- Check for any vibration issues during operation.
- Examine lines for moisture or corrosion.
- Check insulation for tears or wear.
- Look for frost buildup indicating a leak.
- Report any damage for further inspection.
- Use a level to check the unit's position.
- Clear any debris from around the unit.
- Ensure air intake and exhaust areas are unobstructed.
- Adjust mounting if necessary to maintain level.
- Listen for rattling, buzzing, or grinding sounds.
- Document any irregular sounds for reference.
- Compare normal operation sounds to observed sounds.
- Investigate sources of unusual noise if present.
- Use a soft cloth or vacuum to clean surfaces.
- Avoid using harsh chemicals that may damage the unit.
- Focus on the grille and surrounding areas.
- Ensure all cleaning is done safely and thoroughly.
- Test the emergency shut-off switch.
- Verify sensor readings against expected values.
- Inspect wiring for any signs of wear.
- Ensure all safety features engage as intended.
- Look for any visible damage to insulation.
- Check for gaps or exposed areas.
- Ensure insulation is securely attached.
- Replace any damaged sections as needed.
- Examine past maintenance entries for patterns.
- Identify frequent issues that may require action.
- Discuss findings with maintenance team.
- Plan corrective measures for recurring problems.
Use in Manifestly