Daikin RXMQ4 5 6PVE, Service Manual

Page: 260 / 262

Si34-603
Drawings & Flow Charts iii
Drawings & Flow Charts Drawings & Flow Charts Drawings & Flow Charts Drawings & Flow Charts
A
Abnormal Discharge Pipe Temperature ...............155
Actuation of High Pressure Switch .......................147
Actuation of Low Pressure Sensor .......................149
Address Duplication of Central Remote
Controller ......................................................185
Address Duplication, Improper Setting .................195
C
Centralized Control Group No. Setting ...................88
BRC1C Type ...................................................88
BRC4C Type ...................................................89
BRC7C Type ...................................................89
BRC7E Type ....................................................89
Group No. Setting Example .............................89
Check for causes of drop in low pressure ............203
Check for causes of rise in high pressure ............202
Check for Fan Motor Connector ...........................204
Check Operation ....................................................75
Check Operation not Executed ............................177
Check Work Prior to Turn Power Supply On ..........74
Compressor Motor Lock .......................................151
Contents of Control Modes ....................................90
How to Select Operation Mode ........................91
Cooling Operation Fan Control ..............................52
D
Display “Under Host Computer Integrate Control”
Blinks (Repeats Double Blink) ......................201
Display “Under Host Computer Integrate Control”
Blinks (Repeats Single Blink) ........................198
Display of sensor and address data .....................122
Drain Level above Limit .......................................139
Drain Pump Control ...............................................65
When the Float Switch is Tripped and “AF” is
Displayed on the Remote Controller ...66
When the Float Switch is Tripped During Heating
Operation ............................................66
When the Float Switch is Tripped while the
Cooling Thermostat is OFF ................65
When the Float Switch is Tripped while the
Cooling Thermostat is ON ..................65
E
Error of External Protection Device ......................130
Excessive Number of Indoor Units .......................184
F
Fan Motor (M1F) Lock, Overload .........................134
Freeze Prevention ..................................................70
Functional Parts Layout .........................................46
H
High Pressure Protection Control ...........................60
High Voltage of Capacitor in
Main Inverter Circuit ......................................171
I
Improper Combination of Optional Controllers for
Centralized Control ...................................... 193
Inverter Compressor Abnormal ........................... 167
Inverter Current Abnormal ................................... 168
Inverter Protection Control .................................... 63
Inverter Start up Error ......................................... 169
L
Louver Control for Preventing Ceiling Dirt ............. 67
Low Pressure Drop Due to Refrigerant Shortage or
Electronic Expansion Valve Failure ............. 173
Low Pressure Protection Control .......................... 61
M
Malfunction of Capacity Determination
Device .......................................................... 140
Malfunction of Discharge Pipe Thermistor
(R2T) ............................................................ 158
Malfunction of Drain Level Control System
(33H) ............................................................ 132
Malfunction of High Pressure Sensor .................. 163
Malfunction of Inverter Radiating Fin
Temperature Rise ........................................ 166
Malfunction of Inverter Radiating Fin
Temperature Rise Sensor ............................ 172
Malfunction of Low Pressure Sensor .................. 164
Malfunction of Moving Part of Electronic
Expansion Valve (20E) ................................ 137
Malfunction of Moving Part of Electronic Expansion
Valve (Y1E, Y3E) ......................................... 153
Malfunction of Outdoor Unit Fan Motor ............... 152
Malfunction of Subcooling Heat Exchanger Gas
Pipe Thermistor (R6T) ................................. 162
Malfunction of Swing Flap Motor (MA) ................ 135
Malfunction of System, Refrigerant System
Address Undefined ...................................... 189
Malfunction of Thermistor (R1T) for
Outdoor Air ................................................... 157
Malfunction of Thermistor (R1T) for
Suction Air .................................................... 143
Malfunction of Thermistor (R2T) for
Heat Exchanger ........................................... 141
Malfunction of Thermistor (R3T) for Gas Pipes ... 142
Malfunction of Thermistor (R3T, R5T) for
Suction Pipe 1, 2 .......................................... 159
Malfunction of Thermistor (R4T) for
Outdoor Unit Heat Exchanger ...................... 160
Malfunction of Thermistor (R7T) for
Outdoor Unit Liquid Pipe .............................. 161
Malfunction of Thermistor for Discharge Air ........ 144
Malfunction of Thermostat Sensor in Remote
Controller ..................................................... 145
Malfunction of Transmission between Central
Remote Controller and Indoor Unit .............. 186
Malfunction of Transmission between Centralized
Remote Controller and Indoor Unit .............. 190