Start-up sequence
Unit power supply ON
Yes / No
1
Compressor carter resistances operating at least since 8 hours
2
Off-load voltage measure
3
Phase sequence check
4
Pump manual start-up and flow check
5
refrigeration circuit shut-off valves opening (if applicable)
6
Unit ON
7
load voltage measure
8
If remote On-Off:
set dip-switch S5-3 on ON
9
If units in modular configuration
set dip-switch S12-2 on ON
10
Verify the lack of bubbles in the liquid light (if applicable)
11
Check of all fan operating
12
Measure of return and supply water temperature
13
Super-heating and sub-cooling measure
14
Check no anomalous vibrations are present
15
Set-point personalization
16
scheduling customisation
17
Complete and available unit documentation
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