Mitsubishi Electric CMB-WM350F-AA Installation Manual page 23

Flowchart for air vent operation (Turn on DIP SW002-3.)
Air 1 Intermittent operation of water pump (20 min)
Air 2 Water supply to all indoor units (20 min)
Water supply to individual port
Air 3
Operation of all indoor units
Air 4
in the Heating mode (20 min)
(1) The operation can be forced to stop by turning on DIP SW002-4.
(2) If it is found during any step that air has not been discharged to the desired degree, repeat the air discharge operation from the
beginning.
(3)
discharge operation from the beginning.
3. Final step
(10 min per port)
The operation is performed to
discharge air from the water
circuits. [Air1]
Supplying water to all indoor units
lightly removes the air from the
system. [Air2]
Supplying water to individual port
removes the air from the indoor
units more thoroughly. [Air3]
Heating operation of all indoor
units extracts and releases
saturated air from the water
•
ON.
• Individually executed with DIP SW001-10
(only after the outdoor unit is connected)
• Perform this process only when the outdoor
temperature is lower than °C.
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