Chiller Commissioning Checklist

• Chiller Description

• Location of Use
  Address

• Completed by

• Authorized by

• Date

  Date

Before Start-up

• Read and understand all manuals (chiller, controls, etc.)

  ✔️

  ❌

  N/A

• Read and understand manuals for third party components (electric motors, valves, etc.)

  ✔️

  ❌

  N/A

• Check unit installation and vibration damper adjustment

  ✔️

  ❌

  N/A

• Carry out functional testing of safety equipment

  ✔️

  ❌

  N/A

• Read the opening pressures on all safety valves, and check that they are correct

  ✔️

  ❌

  N/A

• Carry out vacuum test

  ✔️

  ❌

  N/A

• Check Unisab set-up (see list of settings), and check VSD set-up, as applicable

  ✔️

  ❌

  N/A

• Check oil level

  ✔️

  ❌

  N/A

• Check that the heating element in the oil has been on for 6-8 hours before start

  ✔️

  ❌

  N/A

• Take a sample of the primary refrigerant (must be free from water, air, etc.)

  ✔️

  ❌

  N/A

• Check that the motor rotation direction is correct

  ✔️

  ❌

  N/A

• Check that the coupling is aligned

  ✔️

  ❌

  N/A

• Check that compressor cooling is connected correctly

  ✔️

  ❌

  N/A

• Check that the plant is not leaking

  ✔️

  ❌

  N/A

• Check that the valves are in the correct position for operation

  ✔️

  ❌

  N/A

After Start-up

• Check that the capacity regulation system is working correctly

  ✔️

  ❌

  N/A

• Check the refrigerant charge (at full load)

  ✔️

  ❌

  N/A

• Check the unit for vibrations

  ✔️

  ❌

  N/A

• Check the unit for vibrations using variable speed

  ✔️

  ❌

  N/A

• Make a start-up log at full load

  ✔️

  ❌

  N/A

• Take out a representative lubricating oil sample after about 1 hour of operation, and save it for minimum 1 year from commissioning date

  ✔️

  ❌

  N/A

Observation

• Operation time [hours]

• Suction pressure [°C/R]

• Suction temperature [°C]

• Superheating, suction gas [K]

• Discharge pressure [°C/R]

• Discharge temperature [°C]

• Oil pressure, compressor [bar]

• Oil pressure, filter [bar]

• Oil temperature [°C]

• Oil temperature, separator [°C]

• Oil collection from shaft seal [ml]

• Oil level [0, 1/4, 1/2, 3/4, Full]

• Charged oil [Liter]

• Motor 1/1 load [amp.]

• Capacity load [%]

• Noise level

  OK

  Not OK

  N/A

• Vibrations (0-100% capacity)

  OK

  Not OK

  N/A

• Brine temperature, outlet - Evaporator [°C]

• Brine temperature, outlet - Condenser [°C]

• Refrigerant charge [Kg]

Completion

• Additional Observations

• Inspector Name & Signature

  Sign

• Supplier/Installer Name & Signature

  Sign

• Manager/Supervisor Name & Signature

  Sign