3
AF-T908X
AF-R908X
AF-R1108X
AF-R1208X
ELECTRICAL PARTS
Models
AF-T908X,AF-R908X AF-R1108X
AF-R1208X
Running capacitor
370V-35
µ
F
370V-40
µ
F
370V-60
µ
F
Fan capacitor(indoor/outdoor)
250V-3
µ
F/250V-6
µ
F
250V-6
µ
F/250V-6
µ
F
250V-6
µ
F/250V-6
µ
F
Thermistor
15k
Ω
at 78˚F
Fan motor
RMLA046/RMLA045
RMLA044/RMLA043
RMLA044/RMLA043
Overload relay
MRA12061-9201
MRA98965-9200
MRA12053-9200
Figure W-1 .
WIRING DIAGRAM
POWER SUPPLY CORD
CONTROL BOARD UNIT
DISPLAY
BOARD
UNIT
115V
60HZ
RIBBED
COMPRESSOR
NON
RIBBED
4A
125V
OVERLOAD
RELAY
GR
BK
BK
C
1
1
2
3
4
3 5 7
R
RE
WH
RUNNING
CAPACITOR
INDOOR
FAN MOTOR
FAN MOTOR
CAPACITOR
(INDOOR)
THERMAL
PROTECTOR
S
T1
RE OR WH
MRY
OUT
FU1
NR
BCN1
WIRE COLOR
BK : BLACK
BL : BLUE
RE : RED
WH : WHITE
GR : GREEN
GY : GRAY
OR : ORANGE
YELLOW
ORANGE
THERMISTOR
(ROOM TEMP.)
THERMISTOR
(PIPE TEMP.)
C1
TR
CN1
CN2
CN3
CN4
BCN2
BCN3
IN
GY
GR
BK
BL
A.C
H
M
L
M.C
CNR1
CNR2
CNR3
CNR4
CNR5
RY1
RY2
RY3
RY4
RY5
GY
GY
1 3 5
OUTOOR
FAN MOTOR
FAN MOTOR
CAPACITOR
(OUTDOOR)
THERMAL
PROTECTOR
RE
WH
GR
BK
BL
A.C
H
L
M.C
GY
MEGGER TESTING
Check the resistance between connector terminal and motor shaft.
Reading must be more than 10M
Ω
at DC 500V.
(2) Connect RED and GRAY wires to proper source and
make run test by rotating the motor shaft by hand.
MODEL
Indoor fan motor
MAIN COIL
SUB COIL
CON1
CON2
AF-R908X, AF-T908X
approx. 58.95
Ω
approx. 102.16
Ω
approx. 87.89
Ω
approx. 77.26
Ω
approx. 34.75
Ω
approx. 18.16
Ω
approx. 11.89
Ω
approx. 12.30
Ω
AF-T1108X, AF-T1208X
MODEL
Outdoor fan motor
MAIN COIL
SUB COIL
CON1
AF-R908X, AF-T908X
approx. 51.40
Ω
approx. 38.06
Ω
approx. 29.30
Ω
approx. 37.32
Ω
approx. 21.10
Ω
approx. 25.22
Ω
AF-T1108X, AF-T1208X
FAN MOTOR
(1) Using a volt-ohm-meter set on resistance range, check the resistance between the motor windings.
THERMAL
PROTECTOR
OFF 125˚C
BLACK
GRY
GRY
CAP
BLUE
Indoor fan motor
MAIN
CON1
LOW
WHITE
HI
RED
115V, 60Hz
THERMAL
PROTECTOR
OFF 125˚C
BLACK
SUB
CAP
BLUE
Outdoor fan motor
MAIN
SUB
CON1
CON2
LOW
WHITE
MID
ORANGE
HI
RED
115V, 60Hz