Information
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Naming Convention: YYMMDD SITE AHU Checklist ###### (Event Number)
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Conducted on
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Client / Site
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Location / Room
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Asset / Equipment ID
AC01 - Fans & Motors
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What type of service are you conducting?
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CHECK there are no physical obstructions likely to impede performance.
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CHECK motor and all bearings for noise, overheating and excessive vibration.
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CHECK flexible connections, where fitted, for leaks, tearing or fraying.
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CHECK fan belts for wear.
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CHECK guards and safety features or satisfactory condition.
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CHECK lubrication of bearings and lubricate as required.
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Is there any actions or recommendations for the Fans & Motors?
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CHECK there are no physical obstructions likely to impede performance.
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CHECK motor and all bearings for noise, overheating and excessive vibration.
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CHECK flexible connections, where fitted, for leaks, tearing or fraying.
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CHECK fan belts for wear.
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CHECK guards and safety features or satisfactory condition.
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CHECK lubrication of bearings and lubricate as required.
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CHECK couplings for tightness.
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CHECK fan belts for correct tension.
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CLEAN fan blades and scrolls.
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Is there any actions or recommendations for the Fans & Motors?
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CHECK there are no physical obstructions likely to impede performance.
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CHECK motor and all bearings for noise, overheating and excessive vibration.
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CHECK flexible connections, where fitted, for leaks, tearing or fraying.
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CHECK fan belts for wear.
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CHECK guards and safety features or satisfactory condition.
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CHECK lubrication of bearings and lubricate as required.
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CHECK couplings for tightness.
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CHECK fan belts for correct tension.
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CLEAN fan blades and scrolls.
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CHECK pulley wheels and couplings for alignment.
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CHECK casing, guards and impeller for corrosion.
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SUPPLY and REPLACE all drive belts.
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CHECK electrical connections, isolators and terminal box.
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Is there any actions or recommendations for the Fans & Motors?
AC01 - Air Handling Unit
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What type of service are you conducting?
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CLEAN and FLUSH condensate trays and drains.
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Are cooling and heating coils fitted?
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COMB fins straight and CLEAN coils as required, using biodegradable, non-toxic, water-based odour-free foaming detergent.
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RINSE coils thoroughly with clean water after applying detergents.
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SUPPLY and REPLACE failed light globes installed inside Air Handling Units, as required.
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Is there any actions or recommendations for the Air Handling Unit?
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CLEAN and FLUSH condensate trays and drains.
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Are cooling and heating coils fitted?
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COMB fins straight and CLEAN coils as required, using biodegradable, non-toxic, water-based odour-free foaming detergent.
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RINSE coils thoroughly with clean water after applying detergents.
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SUPPLY and REPLACE failed light globes installed inside Air Handling Units, as required.
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CHECK unit and seals for air leakage.
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CHECK insulation on pipework and the unit. REPORT any damage.
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Is there any actions or recommendations for the Air Handling Unit?
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CLEAN and FLUSH condensate trays and drains.
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Are cooling and heating coils fitted?
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COMB fins straight and CLEAN coils as required, using biodegradable, non-toxic, water-based odour-free foaming detergent.
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RINSE coils thoroughly with clean water after applying detergents.
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SUPPLY and REPLACE failed light globes installed inside Air Handling Units, as required.
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CHECK unit and seals for air leakage.
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CHECK insulation on pipework and the unit. REPORT any damage.
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CHECK panels, doors and fastenings for security and air leaks. REPAIR any air leaks.
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CHECK that insulation is clean and secure. REPAIR as required.
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Is there any actions or recommendations for the Air Handling Unit?
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CLEAN and FLUSH condensate trays and drains.
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Are cooling and heating coils fitted?
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COMB fins straight and CLEAN coils as required, using biodegradable, non-toxic, water-based odour-free foaming detergent.
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RINSE coils thoroughly with clean water after applying detergents.
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SUPPLY and REPLACE failed light globes installed inside Air Handling Units, as required.
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CHECK unit and seals for air leakage.
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CHECK insulation on pipework and the unit. REPORT any damage.
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CHECK panels, doors and fastenings for security and air leaks. REPAIR any air leaks.
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CHECK that insulation is clean and secure. REPAIR as required.
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CHECK and RECORD air on coil temperature.
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CHECK and RECORD air off coil temperature.
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CHECK and RECORD room temperature.
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CHECK and RECORD return air temperature.
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CHECK and RECORD outside air temperature.
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Is there any actions or recommendations for the Air Handling Unit?
Ductwork
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What type of service are you conducting?
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CHECK ductwork for air leakage. REPAIR minor leaks.
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CHECK external insulation for retainment. REPAIR as required
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CHECK and CLEAN all fresh air intakes, return air grilles, exhaust outlets and air relief transfer grilles.
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Is there any actions or recommendations for the Ductwork?
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CHECK ductwork for air leakage. REPAIR minor leaks.
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CHECK external insulation for retainment. REPAIR as required
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CHECK and CLEAN all fresh air intakes, return air grilles, exhaust outlets and air relief transfer grilles.
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REPORT severe deterioration of ductwork, insulation, dampers, heater banks and any build up of impurities.
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CHECK integrity of flashing at external penetrations.
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CHECK that all automatic terminal units are fully operable and that linkages are free to move.
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CHECK that manual volume control dampers are correctly positioned and are freely adjustable.
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CHECK and CLEAN the Ductwork in the vicinity of moisture producing equipment
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CHECK and CLEAN the Drainage facilities associated with moisture producing equipment
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CHECK and CLEAN the Air terminal units, including air registers
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CHECK and CLEAN the Steam and spray humidifiers, including line strainers, valves, sparge pipes, spray nozzles and other components discharging moisture into the airstream.
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Is there any actions or recommendations for the Ductwork?
Air Control Dampers - Recycle Air, Relief Air, Smoke Spill and Outdoor Air
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What type of service are you conducting?
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CHECK that the damper is capable of operating from fully open to fully closed, and is clear of obstructions. Where the damper is not required to fully open or close, check that it is capable of operating between maximum and minimum positions.
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Is there any actions or recommendations?
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CHECK that the damper is capable of operating from fully open to fully closed, and is clear of obstructions. Where the damper is not required to fully open or close, check that it is capable of operating between maximum and minimum positions.
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ENSURE damper(s) moves to its fire mode position upon removal of power source.
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CHECK that there is no excessive leakage past dampers when in the closed position. (Only where dampers are required to close fully.)
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CHECK linkage and damper bearings.
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If motors are pneumatic, CHECK for air leaks in the air lines and connections.
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Is there any actions or recommendations?
Air Control Dampers – Supply, Return and Exhaust Air
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What type of service are you conducting?
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CHECK that the damper is capable of operating from fully open to fully closed, and is clear of obstructions. Where the damper is not required to fully open or close, check that it is capable of operating between maximum and minimum positions.
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ENSURE damper moves to its fail-safe position on removal of power source.
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ENSURE damper(s) moves to its fire mode position upon removal of power source.
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CHECK that there is no excessive leakage past dampers when in the closed position. (Only where dampers are required to close fully.)
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CHECK linkage and damper bearings.
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If motors are pneumatic, CHECK for air leaks in the air lines and connections.
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REMOVE any combustible material from the vicinity of the intakes.
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CHECK intake louvres for corrosion and damage.
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CHECK and clean insect screens, notify if damaged.
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Is there any actions or recommendations?
Outdoor Air Intakes
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What type of service are you conducting?
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REMOVE any combustible material from the vicinity of the intakes.
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CHECK and clean insect screens, notify the Principal’s Representative if damaged.
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Is there any actions or recommendations for the Outdoor Air Intakes?
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REMOVE any combustible material from the vicinity of the intakes.
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CHECK and clean insect screens, notify the Principal’s Representative if damaged.
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Is there any actions or recommendations for the Outdoor Air Intakes?
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REMOVE any combustible material from the vicinity of the intakes.
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CHECK and clean insect screens, notify the Principal’s Representative if damaged.
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Is there any actions or recommendations for the Outdoor Air Intakes?
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REMOVE any combustible material from the vicinity of the intakes.
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CHECK and clean insect screens, notify the Principal’s Representative if damaged.
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Is there any actions or recommendations for the Outdoor Air Intakes?
Variable Frequency Inverters (VFIs) (where applicable)
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Is there a Variable Frequency Inverter? (VFI)
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What type of service are you conducting?
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CHECK for dust and accumulated dirt on vents and circuit boards and clean where necessary. Where there is evidence of moisture, report to customer representative.
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CHECK electrical connections, tighten where necessary.
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CHECK the operation of all cooling fans.
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Is there any actions or recommendations for the VFI's?
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CHECK for dust and accumulated dirt on vents and circuit boards and clean where necessary. Where there is evidence of moisture, report to customer representative.
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CHECK electrical connections, tighten where necessary.
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CHECK the operation of all cooling fans.
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CHECK for evidence of damage or overheating and clean or repair where necessary.
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Is there any actions or recommendations for the VFI's?
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CHECK for dust and accumulated dirt on vents and circuit boards and clean where necessary. Where there is evidence of moisture, report to customer representative.
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CHECK electrical connections, tighten where necessary.
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CHECK the operation of all cooling fans.
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CHECK for evidence of damage or overheating and clean or repair where necessary.
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CHECK calibration and set point of all adjustable components including customer settings and correct if necessary.
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CHECK operation of fire-mode override functions and correct if necessary.
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Is there any actions or recommendations for the VFI's?
Declaration
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For electrical installations, this certifies that the electrical installation, to the extent it is affected by the electrical work, has been tested to ensure that it is electrically safe and is in accordance with the requirements of the wiring rules and any other standard applying under the Electrical Safety Regulation 2013 to the electrical installation. Issued in accordance with s227 of the Electrical Safety Regulation 2013.
