Daikin SkyAir RZQ200 · 250C7Y1B Service Manual page 85

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4.26 "JC" Malfunction of Low Pressure Sensor .............................................140
4.27 "L1" Faulty Outdoor Inverter PC board ..................................................142
4.28 "L4" Radiation Fin Temperature Increased ...........................................143
4.29 "L5" Momentary Overcurrent of Inverter Compressor ...........................145
4.30 "L8" Inverter Compressor Overcurrent ..................................................147
4.31 "L9" Compressor Inverter Start up Error ...............................................149
4.32 "LC" Malfunction of Transmission between Inverter and
Control PC Board .................................................................................151
4.33 "P1" Inverter Over-Ripple Protection......................................................154
4.34 "PJ" Defective Combination of Inverter and Fan Driver ........................155
4.35 "U0" Gas Shortage (Malfunction) ..........................................................156
4.36 "U1" Reverse Phase...............................................................................157
4.37 "U2" Power Supply Insufficient or Instantaneous Failure ......................158
4.38 "U4" Malfunction of Transmission
(between Indoor and Outdoor Unit)......................................................161
4.39 "U5" Malfunction of Transmission
(between Indoor Unit and Remote Controller)......................................163
4.40 "U8" Transmission Error between Main Remote Controller and
Sub Remote Controller.........................................................................164
4.41 "U9" Malfunction of Transmission between Indoor and
Outdoor Units in the Same System ......................................................165
4.42 "UA" Malfunction of Field Setting Switch and Transmission Line ..........167
4.43 "UC" Centralized Address Duplicated ....................................................169
4.44 "UE" Malfunction of Transmission between Centralized Controller
and Indoor Unit.....................................................................................170
4.45 "UF" Transmission System Malfunction
(between Indoor and Outdoor Units) ....................................................172
SiBE26-701
Troubleshooting