IOM – FLEXY II – 1007 – E Page 30
THIS WORK MUST ONLY BE CARRIED OUT
BY T RAI NED REFRI G ERA TION 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)
ISOLATION VALVES M UST BE
OPENED BEFORE RUNNING
G1
G2
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 a n d o p e ra ting
conditions.
EN S U R E TH A T TH E P O W ER S UP P L Y
INC LUDES 3 PHAS ES
- Check the f ollowing wire connections f or tightness:
Main swit c h connec t ions, mains wires linked to t he
contactors and circuit breakers and the cables in the
24V control supply circuit.
How to connect roof curbs and energy recovery module
Cables and their connectors corresponding to the roof
curb’ motor and actuator and extraction box’ ones are
already rolled up in these elements; it is enough to bring
them through the openings envisaged and to connect them
on the sites indicated on the figure 10.
It’s the same procedure when y ou hav e an energy
recov ery module.
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 f uses).
- Check the temperature probe connections.
curb motor or th e
extractio n box’ one
curb act ua tor or the
extractio n box’ one
energ y reco ver y
mo dul e + F r es h ai r
sensor
Fig. 10
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