COMMISSIONING
FLEXYII_WSHP-IOM-0909-E Page 45
THIS WORK MUST ONLY BE CARRIED OUT BY TRAINED REFRIGERATION ENGINEERS
FILL THE COMMISSIONNING SHEET AS YOU GO ALONG
Don’t forget to open the isolation Valves on the liquid line before starting the unit (see sticker below)
ELECTRICAL CONNECTIONS
- Ensure that the power supply between the building and the unit meets local authority standards and that the cable specification
satisfies the start-up and operating conditions.
ENSURE THAT THE POWER SUPPLY INCLUDES 3 PHASES
- Check the following wire connections for tightness: Main switch connections, mains wires linked to the contactors and
circuit breakers and the cables in the 24V control supply circuit.
PRELIMINARY CHECKS
- Ensure that all drive motors are secure.
- Ensure that the adjustable pulley blocks are secure and that the belt is tensioned with the transmission correctly aligned.
Refer to the next section foe details.
- Using the electrical wiring diagram, check the conformity of the electrical safety devices (circuit breaker settings, presence
and rating of fuses).
- Check the temperature probe connections.
ISOLATION VALVES MUST BE
OPENED BEFORE RUNNING
G1 G2
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