NEW Monthly AHU Servicing

• AIR HANDLING UNIT (AHU) & FAN COIL UNIT (FCU) MONTHLY INSPECTION / MAINTENANCE REPORT

• Equipment Label

  Air Handling Unit

  Make-Up Air Unit

  Fan Coil Unit

• AHU

  Select N/A 1-1 3-1 3-2 3-5 3-6 5-3 5-4 5-5 5-8 7-1

  • N/A
  • 1-1
  • 3-1
  • 3-2
  • 3-5
  • 3-6
  • 5-3
  • 5-4
  • 5-5
  • 5-8
  • 7-1

• FCU

  Select N/A 1-1 3-1 3-2 3-5 3-6 5-3 5-4 5-5 5-8 7-1

  • N/A
  • 1-1
  • 3-1
  • 3-2
  • 3-5
  • 3-6
  • 5-3
  • 5-4
  • 5-5
  • 5-8
  • 7-1

• Conducted on

  Date

• Completed on

  Date

• Prepared by :

  Mohd Safri Bin Jusoh

  Alan Cheong Kian Ling

  Santhanakumar Periyasamy

  Chua Teong Soon

  Ho Hoi Mun

• together with :

  Select Mohd Safri Bin Jusoh Alan Cheong Kian Ling Santhanakumar Periyasamy Chua Teong Soon Ho Hoi Mun

  • Mohd Safri Bin Jusoh
  • Alan Cheong Kian Ling
  • Santhanakumar Periyasamy
  • Chua Teong Soon
  • Ho Hoi Mun

Work Description

• 1) Ensure that you are equipped with all necessary tools and materials.
  2) All switches are to be return to their normal operating condition upon completion of maintenance work.
  3) Check on the "Clear" Condition column if it is in working condition. Check on the "Not Cleared" Condition column if it is in non-working condition if unable to rectify on the spot and record down the defect found at the Remarks column. Check “NA” if it is not applicable.

1) GENERAL

• 1) Check and chilled water strainer for any chokage and clean when required

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• 2) Check and clean condensate drain pan, drain pipe and floor drains. Flush drain pipe with approved chemical or vacuum if necessary

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• 3) Check evaporator and cooling coil cleanliness and water-jet if necessary

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• 4) Check pipe insulations, unit casing, air filters and passages around coils for any deterioration or damage, causing air leakage. Rectify if needed

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• 5) Check for any damaged insulation to ductworks and repair or replace if necessary

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• 6) Check pipe insulation if condensation occurs, re-insulate if necessary

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• 7) Check the flexible connection between the unit and the main duct. Replace if damaged

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• 8) Inspect and clean return air grilles. Clean or replace filters as required.

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• 9) Check for proper operation of control valves and isolating valves and for correct positions. Rectify if required

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• 10) Check modulating valve for correct movement

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• 11) Check for remote valve position from BMS. Repair if necessary

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• 12) Check and clean blower fan and its bearings and housing.

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• 13) Lubricate fan bearings as required

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Add media

  Media

• 14) Inspect for rust and corrosion. Remove rust and corrosion and apply paint when applicable

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• 15) Check all anti-vibration isolators for deterioration of rubber springs

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• Check and clean blower fan and its bearings and housing.

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• 17) Check and replace defective light bulbs in AHU room

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• 18) Inspect for leakage and cracks in the floor, walls and ceiling

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• 19) Inspect and adjust thermostat, safety cut outs, modulating dampers and other automatic controls

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• 20) Check that fire extinguishers are serviced

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

2) MOTORS , VSDs

• a) Record and compare the following to ensure motor is operating under normal conditions:-

• i) Motor nameplate ampere

• ii) Motor nameplate frequency

• iii) Motor running ampere

• iv) Motor running frequency

• Add media

  Media

• b) Check motor casing. Lubricate motor bearings if necessary

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• c) Check and adjust and rectify defect if necessary for the following circuit protective devices

• i) Starters

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• ii) Control Gears

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• iii) Relays ancillary apparatus

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• iv) Bearings and moving parts

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• v) Electric contactors

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• vi) Fuses

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• d) Check electrical circuits. Rectify and loose connections or bad contacts

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• e) Check motor drive. Check condition of pulleys and V-belts and adjust belt tension if required. Ensure pulley and belting alignment

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media

• f) Check for excessive heat and abnormal running noise and vibration. Replace bearings and anti-vibration rubber and springs if necessary

  Clear

  Not Clear

  Not Applicable

  Refer to remarks

• Remarks:

• Add media

  Media