Daikin VRV III REYQ8PY1, Service Manual

Page: 448 / 452

Si37-701
Drawings & Flow Charts v
Drawings & Flow Charts
A
Abnormal Discharge Pipe Temperature ...............263
Abnormal Outdoor Fan Motor Signal ...................268
Actuation of High Pressure Switch .......................251
Actuation of Low Pressure Sensor .......................253
Address Duplication of Centralized Controller .....329
Address Duplication, Improper Setting .................340
B
Broken Wire Check of the Connecting Wires .......352
C
Cancel of Emergency Operation ..........................206
Centralized Control Group No. Setting .................179
BRC1C Type .................................................179
BRC4C Type .................................................179
BRC7C Type .................................................179
BRC7E Type ..................................................179
Group No. Setting Example ...........................180
Check 1 ................................................................347
Check 2 ................................................................347
Check 3 ................................................................348
Check 4 ................................................................349
Check 5 ................................................................350
Check 6 ................................................................351
Check 7 ................................................................352
Check 8 ................................................................353
Check 9 ................................................................354
Check 10 ..............................................................355
Check 11 ..............................................................356
Check 12 ..............................................................357
Check 15 ..............................................................360
Check for Causes of Drop in Low Pressure .........351
Check for Causes of Rise in High Pressure .........350
Check for Causes of Wet Operation. ...................355
Check for Overcharge of Refrigerant. ..................356
Check for Shortage of Refrigerant. ......................357
Check on Connector of Fan Motor
(Power Supply Cable) ...................................347
Check Operation Function ...................................203
Check Operation not Executed ............................310
Check the Factors of Overheat Operation ...........348
Concept of Inverter-related Malfunction Codes ....360
Contents of Control Modes ..................................180
How to Select Operation Mode ......................181
Current Sensor Malfunction .................................271
D
Defective Inverter PC Board ................................283
Detailed Setting Procedure of Low Noise Operation
and Demand Control .....................................202
Discharge Pipe Protection Control .......................128
Display “Under Centralized Control” Blinks
(Repeats Double Blink) .................................346
Display “Under Centralized Control” Blinks
(Repeats Single Blink) ................................. 343
Drain Level above Limit ....................................... 244
Drain Pump Control ............................................. 139
When the Float Switch is Tripped and “AF” is
Displayed on the Remote
Controller
......................................... 140
When the Float Switch is Tripped During Heating
Operation ......................................... 140
When the Float Switch is Tripped while the
Cooling Thermostat is OFF .............. 139
When the Float Switch is Tripped While the
Cooling Thermostat is ON ............... 139
E
Electronic Expansion Valve Malfunction /
Dust Clogging .............................................. 240
Emergency Operation ......................................... 204
Error of External Protection Device ..................... 230
Example of Connection (R-410A Type) .............. 413
Example of Transmission Line Connection ......... 197
F
Fan Motor (M1F) Lock, Overload ........................ 234
Faulty Field Setting after Replacing Main PC Board or
Faulty Combination of PC Board ................. 302
Field Setting from Outdoor Unit ........................... 182
Mode Changing Procedure ................... 188
,
189
Setting by Dip Switches ................................ 184
Freeze Prevention ............................................... 142
Functional Parts Layout ........................................ 62
REMQ10P, 12P .............................................. 65
REMQ14P, 16P .............................................. 66
REMQ8P ......................................................... 64
REYQ14P, 16P ............................................... 63
REYQ8P, 10P, 12P ........................................ 62
G
Gas Shortage Alert .............................................. 304
H
Heat Exchanger Control ...................................... 110
High Pressure Protection Control ........................ 124
How to Check How Many Units are
Connected .................................................... 157
I
Improper Combination of Indoor and Outdoor Units,
Indoor Units and Remote Controller ............ 323
Improper Combination of Optional Controllers for
Centralized Control ...................................... 338
Inspection Mode .................................................. 220
Inverter Compressor Motor Lock ......................... 255
Inverter Compressor Starting Failure .................. 292
Inverter Over-Ripple Protection ........................... 298