Daikin VRV R-407C PLUS Series, Руководство по обслуживанию

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Troubleshooting SiE 00-07
154 Troubleshooting R-407C PLUS Series
3.32 Excessive Number of Indoor Units
Remote Controller
Display
UA
Supposed Causes Excess of connected indoor units
Defect of outdoor unit PC board (A1P)
Troubleshooting
The number of indoor units that can be connected to a single outdoor unit system depends on the type of
outdoor unit.
∗
RSXYP16~20KJY1 ··· 20 units
RSXYP24~30KJY1 ··· 32 units
(VF059)
The total
of indoor units
displaying "UA" and indoor
units connected to the same
refrigerant system is
20 or 32 units or
less.
∗
Replace outdoor unit PC board (A1P).
Normal
NO
NO
There are too many indoor units within
the same refrigerant system.
Push and hold the RESET
button on the outdoor unit PC
board for 5 seconds.
YES
YES
Does a malfunction occur?