General condition

Compliance with minimum standards
(Questions 2 to 23,32 and 33)

Maintenance quality
(Questions 5,12,26 to 32 and 34 to 40)

Is the plant running

Is the unit and it's associated plant secure from unauthorised access

Is the unit safely accessable for inspections and maintenance

Is the air intake positioned to avoid short circuiting with extract or foul air from other sources such as had scavenging outlets

Are all inspection lights working

Are motorised dampers fitted to the intake and discharge

For belt driven fans, is the drive visible without removing covers

For plug and EC fans is the fan visible without removing covers

Is the cooling coil located in the discharge side of the fan

Is the energy recovery system required (state type)

Are condensate drainage systems fitted to ask energy recovery systems, cooking could and humidifiers in accordance with chapter 13 of HTM 03-01 part B

Are drainage traps clean and filled with water? (See table 3 in HTM 03-01 part B)

Is the drain trap air break at least 15mm?

If a humidifier is fitted state the type

Is the humidifier capable of operation?

Is there space to safely change the filters?

Are there test holes in all the principle ducts?

Are the test holes capped?

What is the general condition of the exterior of the AHU?

Are the principal ducts lagged?

Is the system clearly labelled?

Record pre filter differential pressure

Record main filter differential pressure

Switch plant of and fit padlock to isolator

Did the motorised dampers close on plant shut down?

Is the vermin/pest screen clean?

Is the intake section including the fog coil clean

Are the pre filters correctly fitted with no bypass

Are drive belts correctly aligned and tensioned

Is the cooling coil matrix clean?

Are all drip trays fully accessable or capable of being removed for cleaning and have a fall to drain?

Are the drainage trays stainless

Are the drainage trays clean?

Is the internal base of the AHU free from any sign of ponding?

Is the matrix clean for each heater battery

Have the main filters been correctly fitted with no air bypass?

Is the AHU and it's associated main ductwork clean internally?

Energise plant

Did the unit start satisfactorily

Test automatic fan motor change over if fitted

Did automatic change over operate satisfactorily?

Additional comments

Please note that this checklist is a hypothetical example and provides basic information only. It is not intended to take the place of, among other things, workplace, health and safety advice; medical advice, diagnosis, or treatment; or other applicable laws. You should also seek your own professional advice to determine if the use of such checklist is permissible in your workplace or jurisdiction.