Daikin B-Series Service Manual page 347

J8 ....................................................................204
J9 ....................................................................204
L3....................................................................206
L4....................................................................208
L5....................................................................210
P4 ...................................................................204
U0 ...................................................................212
U2 ...................................................................214
U4 ...................................................................186
UA...........................................................188, 215
UH ..................................................................215
error codes and description of fault.......................176
F
F3 ..........................................................................198
F6 ..........................................................................199
fan control ...............................................................83
fan motor ...............................................................303
removal of ...............................................257, 285
fan motor connector output check.........................216
fan motor or related abnormality
AC motor ........................................................182
DC motor ........................................................183
fan speed control.....................................................59
fan speed setting.......................36, 38, 40, 42, 44, 47
filter
air purifying filter with photocatalytic deodorizing
function ................................................70
air-purifying filter ...............................................70
mold proof air filter (prefiter) .............................70
photocatalytic deodorizing filter ........................69
titanium apatite photocatalytic air-purifying filter
.............................................................69
forced operation mode ............................................90
forced operation ON/OFF switch
...........................................36, 38, 40, 42, 44, 49
four way valve
removal of ...............................................291, 307
four way valve abnormality....................................196
four way valve coil
removal of .......................................................305
four way valve operation compensation..................80
four way valve performance check........................218
four way valve switching .........................................80
freeze-up protection control ............................82, 189
freeze-up protection control or
high pressure control .....................................180
frequency control.....................................................77
frequency principle ..................................................56
FU1 .....................................36, 38, 40, 42, 44, 47, 50
FU201 .....................................................................50
functions....................................................................2
fuse .....................................36, 38, 40, 42, 44, 47, 50
G
gas pipe isothermal control during cooling..............87
gas pipe thermistor....................72, 74, 284, 297, 306
H
H6..........................................................................201
H8..........................................................................202
ii
H9......................................................................... 204
HA .................................................................... 36, 40
Hall IC .................................................... 59, 182, 183
Hall IC check ........................................................ 225
heat exchanger thermistor ................................... 306
heating peak-cut control ......................................... 82
high pressure control in cooling ........................... 199
HOME LEAVE operation ................................ 67, 137
hot start function..................................................... 69
I
indoor heat exchanger thermistor .................... 73, 75
indoor unit PCB abnormality ................................ 179
input current control ............................................... 81
input over current detection.................................. 194
installation condition check .................................. 220
instruction ............................................................... 97
insufficient gas ..................................................... 212
insufficient gas control............................................ 89
INTELLIGENT EYE ........................................ 65, 314
INTELLIGENT EYE operation .............................. 139
INTELLIGENT EYE sensor .................................... 39
INTELLIGENT EYE sensor PCB...................... 37, 41
inverter PCB ................................................. 284, 302
inverter PCB (MID2) ............................................... 53
inverter POWERFUL operation .............................. 68
inverter units refrigerant system check................. 222
J
J3 ......................................................................... 204
J4 ......................................................................... 313
J6 ......................................................................... 204
J8 ......................................................................... 204
J9 ......................................................................... 204
JA ..................................... 36, 38, 40, 42, 44, 47, 313
JB ..................................... 36, 38, 40, 42, 44, 47, 313
JC ..................................... 36, 38, 40, 42, 44, 47, 313
jumper setting....................................................... 313
L
L1 ........................................................................... 49
L2 ........................................................................... 49
L3 ......................................................................... 206
L4 ......................................................................... 208
L5 ......................................................................... 210
LED A ................................. 36, 38, 40, 42, 44, 47, 49
LED1 .................................. 36, 38, 40, 42, 44, 47, 49
LED2 .................................. 36, 38, 40, 42, 44, 47, 49
LED3 .................................. 36, 38, 40, 42, 44, 47, 49
LED4 ...................................................................... 49
liquid compression protection function 2 ................ 83
liquid pipe thermistor ...................... 73, 284, 297, 306
low Hz high pressure limit ...................................... 85
low-voltage detection ........................................... 214
M
main circuit electrolytic capacitor check ............... 224
main structural parts............................................... 71
MID1....................................................................... 53
MID2....................................................................... 53
mode hierarchy ...................................................... 76
Si12-714
Index