Commissioning; Before Connecting The Power - Lennox BCK 020 Installation Operating & Maintenance Manual

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 conditions.
ENSURE THAT THE POWER SUPPLY
INCLUDES 3 PHASES AND A NEUTRAL
- 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.
- 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.
Language Language Language
Language Language
ENGLISH ENGLISH ENGLISH ENGLISH ENGLISH
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
Fig. 23
Fig. 24
or
The jumpers are factory set and the configuration switches
are adjusted depending on the option the type of unit.
Connecting the CLIMATIC diplays.
Close the 24V Control Circuit breakers.
The CLIMATIC 50 starts after 30s
Reset the DAD photo (If fitted)
Check and adjust the control settings.
Refer to the control section in this manual to adjust the
different parameters
IOM / ROOFTOP BALTIC Series - 0803 - E Page 27
Fig. 25
Fig. 26
Fig. 27