Checklist During Commissioning; Trial Operation And Testing; About Wiring Error Check - Daikin R32 Series Installer's Reference Manual

7 | Commissioning

7.4 Checklist during commissioning

7.5 Trial operation and testing

7.5.1 About wiring error check

Installer reference guide
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The stop valves (gas and liquid) on the outdoor unit are fully open.
Drainage
Make sure drainage flows smoothly.
Possible consequence: Condensate water might drip.
The indoor unit receives the signals of the user interface.
The specified wires are used for the interconnection cable.
The fuses, circuit breakers, or locally installed protection devices are installed according to
this document, and have NOT been bypassed.
Check if marks (room A~E) on the wiring and piping match for each indoor unit.
Check if the priority room setting is set for 2 or more rooms. Keep in mind that the DHW
generator for Multi or the Hybrid for Multi shall not be selected as the priority room.
To perform a wiring check.
To perform an air purge.
To perform a test run.
For the Hybrid for Multi, certain precautions are required before using this
function. For more information, see the indoor unit installation manual and/or the
indoor installer reference guide.
Before starting the test run, measure the voltage at the primary side of the safety breaker.
The piping and wiring work match.
The stop valves (gas and liquid) on the outdoor unit are fully open.
Initialization of the Multi system can take several minutes depending on the
number of indoor units and options used.
The wiring error check function will check and automatically correct any wiring
errors. This is useful for checking wiring that CANNOT be checked directly, such as
underground wiring.
This function CANNOT be used within 3 minutes after activating the safety breaker
or when the outside air temperature is ≤5°C.
3(A)MXM+3(A)MXF+4MXM+5MXM
R32 Split series
4P600463-1B – 2020.05