Facilities & Property checklist
HVAC Preventive Maintenance Checklist
Run recurring HVAC preventive maintenance across air-handling units, filters and coils, fans and belts, condensate and drains, cooling and heating equipment, controls and sensors, ventilation and exhaust, electrical condition, operating readings, corrective work, seasonal readiness, and final sign-off.
Are filters, coils, fans, drains, controls, safety devices, operating readings, panels, and corrective actions ready for reliable HVAC service?
HVAC Supervisor | Control affected equipment | Repair and verify before return to normal service
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About this checklist
What an HVAC preventive maintenance checklist should help you complete
Standardize recurring HVAC maintenance, capture equipment condition and operating evidence, identify defects before failure, and make sure filters, coils, fans, drainage, controls, ventilation, electrical interfaces, and safety safeguards are properly restored.
When
Monthly, quarterly, seasonal, and manufacturer-scheduled HVAC preventive maintenance
Use it for recurring AHU, FCU, rooftop, split, heat-pump, chiller, exhaust, ventilation, and related HVAC service, plus pre-summer, pre-winter, post-repair, or contractor-maintenance rounds.
Who
HVAC technicians, facilities, engineering, maintenance supervisors, property teams, and specialist contractors
HVAC technicians, maintenance teams, engineers, facility managers, property teams, specialist refrigeration or controls contractors, and maintenance supervisors can complete tasks and own follow-up.
Outcome
Reliable HVAC service with documented condition, readings, defects, and accountable corrective work
Create one evidence trail for filters, coils, fans, belts, drainage, cooling and heating equipment, sensors, controls, ventilation, readings, service actions, defects, and final handback.
Complete HVAC preventive maintenance
60 checks across HVAC assets, air-handling units, filters and coils, fans and belts, condensate and drainage, cooling and heating equipment, controls and sensors, ventilation and exhaust, electrical condition, safe handback, readings, corrective work, and sign-off
Ten sections, sixty checks. Adapt the checklist to equipment type, manufacturer requirements, asset criticality, climate and season, service contracts, safe-work procedures, specialist licensing requirements, building operating strategy, and local regulatory obligations.
Section 1PM scope, HVAC asset register, criticality, service history, frequencies, and responsibilities
- Confirm the property, building, floor or zone, maintenance date, season or operating period, and HVAC preventive-maintenance scope are clearly identified.
- Identify each HVAC asset in scope by asset ID, location, equipment type, make or model where used, service duty, and criticality.
- Verify the current PM schedule defines required tasks, maintenance frequency, responsible technician or contractor, and expected completion date for each sampled asset.
- Review previous breakdowns, comfort complaints, high-energy-use observations, alarms, water leaks, condensate issues, repeat repairs, and open HVAC work orders before maintenance.
- Confirm current manufacturer instructions, approved maintenance procedures, safe-work requirements, specialist-service needs, and warranty conditions are available where applicable.
- Record property, asset group, maintenance date, technician, HVAC supervisor, facilities owner, contractor where applicable, and next planned PM date.
Section 3Filters, coils, heat-transfer surfaces, fins, cleaning, airflow resistance, and replacement status
- Inspect air filters for loading, damage, collapse, bypass gaps, moisture, incorrect installation, or overdue replacement.
- Confirm replacement filters match the approved type, dimensions, orientation, and performance specification for the equipment.
- Check filter frames, racks, clips, seals, access doors, and surrounding surfaces so unfiltered bypass air is minimized.
- Inspect accessible cooling and heating coils, fins, heat exchangers, and related surfaces for dust, debris, bent fins, corrosion, damage, or restricted airflow.
- Clean coils and heat-transfer surfaces using the approved method and record any chemical cleaner, rinse, fin repair, or specialist action where applicable.
- Record filter replacement date, coil condition, differential-pressure reading where used, and any abnormal restriction requiring follow-up.
Section 5Condensate pans, drains, traps, pumps, moisture, insulation, leakage, and water management
- Inspect drain pans, condensate trays, drain lines, traps, pumps, hoses, fittings, and discharge points for blockage, dirt, leakage, corrosion, or standing water.
- Clean or flush condensate drains and traps according to the approved PM method and verify free drainage where applicable.
- Check condensate pumps, float switches, overflow switches, alarms, or shutdown controls for visible condition and required functional evidence where included in scope.
- Inspect pipe insulation, vapor barriers, duct insulation, chilled-water lines, and nearby surfaces for condensation, damaged insulation, water staining, or mold-like growth.
- Confirm active leaks, recurring condensation, blocked drains, wet ceiling areas, or overflow conditions have been converted into corrective work rather than repeatedly cleaned.
- Escalate significant water leakage, failed condensate control, persistent moisture, damaged insulation, or repeated drainage failure for corrective maintenance.
Section 7Heating equipment, boilers, heat exchangers, electric heat, combustion interfaces, and seasonal readiness
- Inspect boilers, furnaces, electric heaters, heat pumps, heating coils, terminal heaters, or other heating equipment included in the HVAC PM scope.
- Check accessible heat exchangers, burners, heater banks, coils, cabinets, guards, flues, vents, and visible connections for damage, contamination, corrosion, or overheating clues.
- Verify required seasonal cleaning, burner or heater inspection, ignition checks, combustion service, descaling, or specialist tests are documented where applicable.
- Review approved temperature, pressure, flame, combustion, current, or safety-control readings where these are part of qualified maintenance procedures.
- Confirm high-limit controls, safety cutouts, guards, access panels, and other required safety devices disturbed during PM are restored before operation.
- Escalate combustion concerns, damaged heat exchangers, overheating, repeated lockouts, flue or vent problems, or other conditions requiring specialist service.
Section 9Ventilation, outdoor-air intake, exhaust, ducts, grilles, diffusers, dampers, airflow, and indoor-environment clues
- Inspect outdoor-air intakes, exhaust outlets, louvers, screens, bird guards, grilles, diffusers, registers, and accessible air paths for blockage, dirt, damage, or contamination.
- Confirm outside-air, return-air, relief, exhaust, or balancing dampers are not visibly stuck, disconnected, damaged, or obstructed.
- Inspect accessible ductwork, flexible connections, access panels, insulation, supports, dampers, and visible seals for damage, leakage clues, condensation, or deterioration.
- Review airflow, static pressure, temperature, humidity, carbon-dioxide or other indoor-environment readings where these are part of the approved facility monitoring plan.
- Check toilet, pantry, kitchen, parking, plant-room, or other local exhaust systems included in scope for operation, cleanliness, and reported airflow issues.
- Escalate persistent odor, poor airflow, condensation, occupant comfort complaints, failed exhaust, blocked intakes, or damaged ductwork requiring corrective action.
Section 2Air-handling units, fan-coil units, cabinets, panels, access, housekeeping, and visible condition
- Inspect air-handling units, fan-coil units, rooftop units, package units, split-system indoor units, or other air-side equipment included in the PM scope.
- Check equipment cabinets, access doors, panels, fasteners, hinges, latches, insulation, gaskets, and visible casing for damage, corrosion, looseness, or air leakage clues.
- Confirm service access around the HVAC unit is clear of storage, waste, contractor materials, blocked doors, or other obstructions.
- Inspect internal and external accessible surfaces for dust, debris, standing water, oil residue, biological growth clues, damaged insulation, or poor housekeeping.
- Verify access panels, filters, guards, covers, and service doors removed for maintenance are correctly reinstalled and secured before return to service.
- Escalate severe corrosion, damaged casings, unsafe access, missing panels, persistent water accumulation, or other conditions requiring corrective repair.
Section 4Fans, motors, belts, pulleys, bearings, mounts, vibration, lubrication, and mechanical condition
- Inspect supply, return, exhaust, condenser, or other HVAC fans and motors for visible damage, abnormal noise, vibration, looseness, or overheating clues.
- Check belts for cracking, glazing, fraying, wear, alignment, tension, contamination, and suitable condition where belt-driven equipment is used.
- Inspect pulleys, sheaves, couplings, shafts, bearings, fan wheels, blades, fasteners, guards, and motor mounts for damage, looseness, wear, or misalignment.
- Lubricate bearings, motors, linkages, or other components only where required by the approved maintenance procedure and record the lubricant or service performed.
- Review vibration, temperature, current, speed, noise, or other condition-monitoring readings where included in the HVAC PM plan and escalate abnormal trends.
- Confirm all belt, coupling, fan, and rotating-part guards are secure before the unit is returned to operation.
Section 6Cooling equipment, chillers, condensing units, compressors, refrigerant-system observations, and service condition
- Inspect chillers, condensing units, compressors, heat pumps, outdoor units, or packaged refrigeration components included in HVAC scope for visible service condition.
- Check for oil staining, frost or icing, abnormal vibration, unusual noise, damaged pipework, insulation deterioration, corrosion, or other clues requiring specialist review.
- Review approved operating pressures, temperatures, superheat or subcooling, approach temperatures, or other refrigerant-system readings only where these are part of qualified service procedures.
- Verify condenser coils, air intakes, discharge areas, cooling-tower interfaces, or heat-rejection surfaces are clean and unobstructed where applicable.
- Confirm refrigerant-related repairs, leak investigation, charging, recovery, or sealed-system work are assigned to appropriately qualified personnel under applicable requirements.
- Escalate suspected refrigerant leakage, compressor distress, repeated high-pressure or low-pressure trips, severe icing, or other abnormal cooling-system conditions.
Section 8Thermostats, sensors, actuators, dampers, valves, controls, BMS alarms, setpoints, and calibration clues
- Inspect thermostats, temperature sensors, humidity sensors, pressure sensors, control panels, actuators, dampers, valves, and accessible control devices included in scope.
- Confirm required setpoints, operating schedules, occupied and unoccupied modes, holiday schedules, and seasonal settings match the approved facility strategy.
- Review BMS or controls alarms, overrides, disabled points, failed sensors, communication faults, and repeated manual overrides for unresolved HVAC issues.
- Check damper and valve actuators, linkages, end positions, visible movement, and commanded response where functional verification is included in the PM procedure.
- Verify calibration or comparison checks for temperature, humidity, pressure, or other critical sensors are completed at the required interval where applicable.
- Escalate failed controls, stuck dampers, leaking valves, inaccurate sensors, repeated overrides, or unresolved BMS alarms into corrective maintenance.
Section 10PM close-out, electrical condition, safe handback, defects, readings, work orders, trends, and final sign-off
- Inspect visible electrical isolators, disconnects, starters, control enclosures, cables, conduit, wiring entries, and external components for damage, overheating clues, looseness, or poor condition.
- Confirm safe-isolation, permit, lockout or tagout, access-control, or other maintenance safety requirements were followed where applicable and all temporary controls were correctly cleared.
- Verify tools, rags, packaging, chemical containers, replaced filters, used belts, waste, temporary leads, and maintenance debris were removed from the HVAC work area.
- Record final operating readings, alarms, filter status, coil condition, condensate condition, fan or belt condition, control status, and other required PM results before close-out.
- Create or link corrective work orders for leaks, abnormal noise, failed controls, damaged insulation, refrigerant concerns, electrical defects, repeated alarms, or other unresolved HVAC findings.
- Record final HVAC PM status, critical open defects, overdue corrective work, seasonal risks, next PM date, technician, HVAC supervisor, facilities owner, and management approval.
Take it with you
Download the printable PDF to maintain HVAC assets consistently, capture operating readings and live condition evidence, and connect leaks, abnormal noise, drainage problems, control faults, electrical defects, specialist service, and follow-up work to accountable owners.
Use the complete checklist during your next HVAC preventive maintenance round
This internal Facilities & Property template supports HVAC preventive maintenance. Apply manufacturer instructions, approved maintenance methods, safe-isolation procedures, qualified refrigerant or combustion-service requirements, electrical-safety rules, building operating standards, service contracts, and local regulations.How to use it
Turn HVAC preventive maintenance into a controlled service-to-verification workflow
Confirm the asset and maintenance scope, complete the required service tasks, record operating condition and readings, then assign unresolved defects and verify safe handback before closing the PM.
Confirm asset and PM scope
Identify the HVAC asset, operating duty, criticality, prior faults, required maintenance tasks, approved parts and filters, safe-work controls, and specialist needs.
Service and inspect components
Clean or replace filters, inspect coils, fans, belts, drains, cooling and heating equipment, sensors, controls, ventilation paths, electrical condition, and equipment housekeeping.
Record readings and raise defects
Capture required temperatures, pressures, airflow or condition readings and create corrective work for leaks, noise, vibration, controls, drainage, electrical, or specialist defects.
Restore and verify operation
Reinstall panels and guards, clear tools and waste, remove temporary isolation correctly, check final operation and alarms, and record the next PM date.
Live interactive demo
See how HVAC preventive maintenance works when it is run in Taqtics
Use the digital workflow to assign recurring HVAC PM, capture filter, coil, fan, drain, control, and operating evidence, raise defects immediately, verify safe handback, and compare maintenance performance across properties.
Capture property, HVAC asset, PM task, technician, readings, filter and coil condition, live photo, defect, owner, corrective action, due date, and service history together.
Turn clogged filters, dirty coils, belt wear, water leakage, condensate problems, abnormal noise, controls faults, alarms, or electrical issues into accountable corrective work.
Track overdue PM, repeat breakdowns, filter changes, drain failures, abnormal readings, seasonal defects, contractor performance, corrective backlog, and verified closure across properties.
Illustrative website demo. Responses are not stored or submitted.
Why digitize it
A clearer way to manage HVAC preventive maintenance across every property
Taqtics connects scheduled HVAC PM, live asset evidence, operating readings, defects, specialist service, corrective actions, safe handback, repeat failures, seasonal trends, and reporting across properties.
Maintain every HVAC asset consistently
Capture property, asset, PM task, technician, readings, filter and coil status, photo, owner, due date, and maintenance history together.
Standardize service evidence
Use consistent completion rules, photo proof, reading fields, safe-handback criteria, parts or filter records, defect categories, and follow-up expectations.
Route defects to the right specialist
Assign mechanical, electrical, controls, drainage, insulation, refrigerant, combustion, air-balancing, contractor, or parts action without losing the PM evidence.
Compare HVAC performance across properties
Track overdue PM, repeat alarms, drainage failures, filter changes, abnormal readings, contractor misses, seasonal issues, breakdowns, and corrective closure across sites.
Frequently asked questions
HVAC preventive maintenance checklist FAQs
What should an HVAC preventive maintenance checklist cover?
It should cover HVAC asset identification, air-handling units, filters, coils, fans, motors, belts, bearings, condensate pans and drains, cooling and heating equipment, sensors and controls, ventilation and exhaust, electrical condition, operating readings, cleaning, lubrication, safe handback, corrective actions, and final sign-off.
How often should HVAC preventive maintenance be completed?
Frequency depends on equipment type, manufacturer instructions, operating hours, environmental conditions, asset criticality, filter loading, service history, climate, seasonal demand, warranty requirements, and the property's maintenance programme. Many assets use a mix of monthly, quarterly, seasonal, and annual tasks.
What should be checked on HVAC filters and coils?
Check filter loading, damage, fit, bypass gaps, correct specification, replacement date, and differential pressure where used. Inspect coils and fins for dirt, blockage, corrosion, bent fins, damage, and signs that cleaning or specialist repair is required.
What should be checked for HVAC condensate management?
Inspect drain pans, drain lines, traps, condensate pumps, float or overflow switches, pipe insulation, nearby surfaces, and discharge points for standing water, blockage, leakage, corrosion, condensation, or recurring moisture.
Should routine facilities staff work on refrigerant circuits?
Only within the limits of their training, authorization, and applicable legal requirements. Refrigerant recovery, charging, leak repair, sealed-system work, and other regulated activities should be assigned to appropriately qualified or licensed personnel where required.
What should happen when HVAC PM finds an unresolved defect?
Document the finding, make the equipment safe where needed, create corrective maintenance or specialist work, assign an owner and due date, record any operating restriction, and verify the repair before the defect is closed.
Digitize every stock audit
Run retail stock audits with live evidence and accountable variance control
Maintain one operational view of count completion, stock accuracy, value variance, shrink risk, open actions, approvals, and recurring inventory-control issues.
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