Commissioning; Before Connecting The Power - Lennox Baltic BCK 020 Installation, Operating And Maintenance

COMMISSIONING

THIS WORK MUST ONLY BE CARRIED
OUT BY TRAINED REFRIGERATION
ENGINEERS
FILL THE COMMISSIONNING SHEET AS
YOU GO ALONG

BEFORE CONNECTING THE POWER:

- 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 condi-
tions.
ENSURE THAT THE POWER SUPPLY
INCLUDES 3 PHASES + NEUTRAL IF THE
UNIT IS EQUIPPED WITH A POWER
EXHAUST FAN
- 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.
How to connect roof curbs and energy recovery module
Connector for the Energy recovery
damper and pressure switch
Page 48 - IOM / ROOFTOP BALTIC Series - 0704 - E
Connector for the
extraction fan motor
Connector for the
extraction damper motor
Fig. 11
Fig. 12
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 11.
It's the same procedure when you have an energy recovery
module, as shown on the figure 12.
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.
STARTING THE UNIT
At this point the unit circuit breakers should be open
You will need a DS50 maintenance controller or Climalook
with appropriate Interface.
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E N G L I S H E N G L I S H E N G L I S H E N G L I S H E N G L I S H
RT 050.001 RT 050.001
RT 050.001 RT 050.001 RT 050.001
BIOS 0000 Boot 0000 BIOS 0000 Boot 0000 BIOS 0000 Boot 0000 BIOS 0000 Boot 0000 BIOS 0000 Boot 0000
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