12 | Commissioning
Installer reference guide
61
2(A)MXM40+50 + 2(A)MXF40+50
R32 Split series
4P600463-2C – 2020.08
2 Measure the temperature at the indoor unit inlet and outlet after running the
unit for about 20minutes. The difference should be more than 8°C (cooling)
or 15°C (heating).
3 First check operation of each unit individually, then check simultaneous
operation of all indoor units. Check both heating and cooling operation.
4 When test run is finished, set the temperature to a normal level. In cooling
mode: 26~28°C, in heating mode: 20~24°C.
INFORMATION
▪ Test run can be disabled if necessary.
▪ After the unit is turned OFF, it cannot be started again for 3 minutes.
▪ During cooling operation, frost may form on the gas stop valve or other parts.
This is normal.
INFORMATION
▪ Even if the unit is turned OFF, it consumes electricity.
▪ When the power turns back on after a power break, the previously selected
mode will be resumed.
12.6 Starting up the outdoor unit
See the indoor unit installation manual for configuration and commissioning of the
system.
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