BENALLA RURAL CITY COUNCIL HVAC INSPECTION - BENALLA SENIOR CITIZENS

Title Page

Evaporative Air Conditioners

check and adjust bleed rate. adjust for even water over distribution pads (quarterly)
check operation of float valve and dump valve (quarterly)
Check that pads are uniformly wet adjust if necessary (quarterly)
inspect pads for cleanliness remove and hose down record and report if pads need replacing (quarterly)
remove inspection panel check belts (quarterly)
Switch on check pump operation (quarterly)
report if air filter (where fitted) requires replacing (quarterly)
flush drainage system with clean water (quarterly)
Drain and clean sump (quarterly)
inspect water strainer and clean where necessary (quarterly)
inspect water filter pads and record/report if new pads are required (quarterly)
reinstall drain plug in reservoir, fill reservoir and check ball valve setting clean line strainer. (quarterly)
apply grease film to blower shaft and bearings (quarterly)
Check belts for wear and adjust (quarterly)
check pulley adjustment (quarterly)
Check pulley alignment (quarterly)
clean water distribution channels (quarterly)
Empty and clean water reservoir (quarterly)
Examine for corrosion repair as necessary and report if painting is required. (quarterly)
lightly lubricate motor bearings to e manufacturers rc commendation where possible (quarterly)
Remove Hose Down and reinstall filter panels. (quarterly)

Reverse Cycle Air Con

Reverse Cycle Air Conditioning

Check the operation through heating and cooling sequence, including condensing unit. (Monthly)
Check casing wiring and insulation for corrosion, clean dry and check that all components are secure. Repair and report any faults. (Monthly)
Check for unusual noise or vibration in the outdoor unit and the condenser. (Monthly)
Check condenser drain and drop tray to ensure it is free from blockages (Monthly)
Check for unusual noise or vibration in the indoor unit and condenser (Monthly)
Check that condenser fans operates correctly (Monthly)
Check compressor and flare nuts for oil leaks (6 monthly)
Clean Air Filter (6 monthly)
Check indoor coil for cleanliness (6 monthly)
Ensure that TX valve is operating correctly and swapping from heating to cooling mode (6 monthly)
Check and record outdoor temperature and air on/off temperature for both heating and cooling (6 monthly)
Check all controllers for correct operation (6 monthly)

AIr Handling Unit Fans

Adjust belt tension as necessary check for wear (monthly)
Check drive shaft guard, see that it is firmly in place (monthly)
Check fan operates (monthly)
Check for vibration bearing noise of overheating (monthly)
Check mounts and holding down bolts for security (monthly)
Lightly lubricate bearings to manufacturers recommendations where possible (6 monthly)<br>
Spray or coat belts where required with commercial compound to reduce pulley slip. (6 monthly)
Check access panels for air leakage and seal (annual)
Check drive alignment annual)
Check that impeller and drive are tight on shafts (annual)
If accessible and drive are tight on shafts check cleanliness of fan blades and scroll or casing. Record or report if cleaning is required. (annual)
Inspect for evidence of corrosion wear on flexible connection and other deterioration clean and repair minor corrosion and report where repairs are necessary (annual)

Air Handling Unit Filters

Inspect system and filters and determine if maintenance is required
Advance roll filters when resistance exceeds the design amount
Check roll filters have adequate media.
Clean and dry out media regenerable filters when resistance exceeds the design amount
Clean washable filters when resistance exceeds the design amount
Order new filters or filter media if required at next service
Record and report on replacement of flat disposable panel filters when resistance exceeds design amount
Record and report on replacement of HEPA filters when resistance is more than the design amount
Check for air leakage around media sure that the media edge is in the channels provided.
Ensure that media is not desintegrating or delaminating
On plants over 500 l/s visually inspect filters. Clean as specified and as necessary (at least every three months)
Vacuum filter chamber and inlet screens after each filter change
Check zero setting on manometer
Lightly lubricate filter drives and check operation
Inspect HEPA filters (after any maintenance) and test for media or gasket leaks

Air Handling Unit

In units with spray coils, clean out algae and slime
inspection t and clean outdoor air intakes and exhaust air discharges (outlets) where necessary
Inspect drain trays, ensure drains are clear, trays are clean and drains have a water tap in them.
Check that appropriate indicating lights signify normal operation.
Simulate fire/smoke situation (for each system when separate) to effect changeover or shutdown as appropriate.
Switch system back to 'normal' and check that all equipment is in the correct designated mode
Check for leaks in coils and piping connections. Record and report any leaks
Check panels on doors fastenings and security. report and record and faults
Ensure insulation is secure report/record as necessary
Inspect flexible connections and report/record as necessary
Remove rubbish from conditioner housing
Replace defective lights
During. Fire mode test check that each item of equipment and any associated indicators have operated correctly and that the fans are running or are shut down in accordance with the correct operational sequence for the air handling system.
Inspect casing for corrosion and leaks
During a fire mode test check that the motorised outside air recycle air, air-controlled and spill air dampers and their associated motors are operating correctly
The system performance criteria of each zone smoke control systems should be verified between each zone.

Sign Off

CONTRACTOR: I certify that the testing and inspection of the HVAC system and associated equipment has been carried out in accordance with the tasks listed in this document.
COUNCIL OFFICER