Daikin R-410A Service Manual page 4
Vrv ii-sr-410a heat pump 50hz
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Also See for R-410A:
- Service manual (381 pages) ,
- Installation manual (177 pages) ,
- Technical manual (44 pages)
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SiBE39-402A
Table of Contents
4.18 "E7" Malfunction of Outdoor Unit Fan Motor..........................................130
Valve132
4.20 "F3" Outdoor Unit: Abnormal Discharge Pipe Temperature ..................134
(R4T) for Outdoor Unit Heat Exchanger...............................................138
4.25 "J9" Malfunction of Receiver Gas Pipe Thermistor (R5T).....................139
4.26 "JA" Outdoor Unit: Malfunction of High Pressure Sensor......................140
4.27 "JC" Outdoor Unit: Malfunction of Low Pressure Sensor.......................141
Temperature Rise.................................................................................142
4.29 "L5" Outdoor Unit: Inverter Compressor Abnormal ...............................143
4.30 "L8" Outdoor Unit: Inverter Current Abnormal.......................................144
4.31 "L9" Outdoor Unit: Inverter Start up Error..............................................145
Control PC Board .................................................................................146
Rise Sensor..........................................................................................148
Electronic Expansion Valve Failure......................................................150
4.36 "U2" Power Supply Insufficient or Instantaneous Failure ......................151
4.37 "U3" Check Operation not Executed......................................................153
Indoor Unit............................................................................................156
Remote Controllers ..............................................................................157
in the Same System .............................................................................158
4.42 "UA" Excessive Number of Indoor Units ................................................160
4.43 "UC" Address Duplication of Central Remote Controller ........................161
and Indoor Unit.....................................................................................162
4.45 "UF" Refrigerant System not Set, Incompatible Wiring/Piping ...............164
Controller and Indoor Unit ....................................................................166
5.2 "M1" PC Board Defect ............................................................................167
Centralized Control...............................................................................168
5.5 "MC" Address Duplication, Improper Setting ..........................................171
6.1 Operation Lamp Blinks .........................................................................172
(Repeats Single Blink)..........................................................................174
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