Mitsubishi Heavy Industries FDCW60VNX-W, Installation Manual

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71
Disturbance in comfort
Alarm
nr.
Alarm text on the
display
Description May be due to
263 Inv. err. Voltage from the inverter outside the parameters
four times within 30 minutes. Ŷ,QFRPLQJSRZHUVXSSO\LQWHUIHUHQFH
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265 Inv. err. Continuous deviation on power transistor for 15
minutes. Ŷ'HIHFWLYHIDQPRWRU
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267 Inv. err. Failed start for compressor Ŷ'HIHFWLYHFLUFXLWERDUGLQ)'&:
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268 Inv. err. Overcurrent, Inverter A/F module Ŷ6XGGHQSRZHUIDLOXUH
271 Lw otd tmp Temperature of BT28 below the value that
permits operation Ŷ&ROGZHDWKHUFRQGLWLRQV
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272 High otd tmp Temperature of BT28 above the value that
permits operation Ŷ:DUPZHDWKHUFRQGLWLRQV
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277 Sensor fault from heat
pump Sensor fault, heat exchanger in FDCW(Tho-R). Ŷ2SHQFLUFXLWRUVKRUWFLUFXLWRQVHQVRULQSXW
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278 Sensor fault from heat
pump Sensor fault, outdoor temperature sensor in
FDCW (Tho-A). Ŷ2SHQFLUFXLWRUVKRUWFLUFXLWRQVHQVRULQSXW
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279 Sensor fault from heat
pump Sensor fault, hot gas in FDCW (Tho-D). Ŷ2SHQFLUFXLWRUVKRUWFLUFXLWRQVHQVRULQSXW
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294 Incompatible heat pump Heat pump and indoor module do not work
properly together due to technical parameters. Ŷ2XWGRRUPRGXOHDQGLQGRRUPRGXOHDUHQRW
compatible.
343 Low temp water out Low water out temperature during cooling or
tank defrost operation Ŷ7RRORZZDWHUÀRZ
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347 Temp high press Temporary high pressure alarm Ŷ1RORZZDWHUÀRZ
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403 Sensor fault from PCA
154 Sensor fault, Sensor incoming water in indoor
unit (BT3). Ŷ2SHQFLUFXLWRUVKRUWFLUFXLWRQVHQVRULQSXW
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