Wiring Diagram; Unit - Sharp AF-T908X Service Manual

ELECTRICAL PARTS
Models
Running capacitor
Fan capacitor(indoor/outdoor)
Thermistor
Fan motor
Overload relay
POWER SUPPLY CORD
115V
60HZ
NON
RIBBED
GR
RIBBED
OVERLOAD
RELAY
BK
C
COMPRESSOR
R S
RE WH
RUNNING
CAPACITOR
FAN MOTOR
(1) Using a volt-ohm-meter set on resistance range, check the resistance between the motor windings.
Indoor fan motor
AF-R908X, AF-T908X
MODEL
approx. 58.95 Ω
MAIN COIL
approx. 87.89 Ω
SUB COIL
approx. 34.75 Ω
CON1
approx. 11.89 Ω
CON2
Outdoor fan motor
AF-R908X, AF-T908X
MODEL
approx. 51.40 Ω
MAIN COIL
approx. 29.30 Ω
SUB COIL
approx. 21.10 Ω
CON1
(2) Connect RED and GRAY wires to proper source and
make run test by rotating the motor shaft by hand.
MEGGER TESTING
Check the resistance between connector terminal and motor shaft.
Reading must be more than 10MΩ at DC 500V.
AF-T908X,AF-R908X AF-R1108X
370V-35µF
250V-3µF/250V-6µF
15kΩ at 78˚F
RMLA046/RMLA045 RMLA044/RMLA043
MRA12061-9201

WIRING DIAGRAM

CONTROL BOARD UNIT
MRY
OUT
FU1 NR
IN
4A
125V
BK
T1
1 3 5 7
GY
RE OR WH
M
INDOOR
H
FAN MOTOR
THERMAL
PROTECTOR
GR
M.C
BK
GY
FAN MOTOR
CAPACITOR
(INDOOR)
Figure W-1 .
AF-T1108X, AF-T1208X
approx. 102.16 Ω
approx. 77.26 Ω
approx. 18.16 Ω
approx. 12.30 Ω
AF-T1108X, AF-T1208X
approx. 38.06 Ω
approx. 37.32 Ω
approx. 25.22 Ω
370V-40µF
250V-6µF/250V-6µF
MRA98965-9200
1
YELLOW
2
C1
TR
3
ORANGE
4
BCN1
CN1 CN2
1 3 5
RE
WH
H L
OUTOOR
L
FAN MOTOR
THERMAL
PROTECTOR
GR
A.C A.C
M.C
BK
BL BL
GY GY
CAP
THERMAL
PROTECTOR
OFF 125˚C
CAP
THERMAL
PROTECTOR
OFF 125˚C
3
AF-R1208X
370V-60µF
250V-6µF/250V-6µF
RMLA044/RMLA043
MRA12053-9200
WIRE COLOR
THERMISTOR
(ROOM TEMP.)
BK : BLACK
BL : BLUE
RE : RED
WH : WHITE
GR : GREEN
THERMISTOR
GY : GRAY
(PIPE TEMP.)
OR : ORANGE
BCN2
CN3
DISPLAY
BOARD

UNIT

CN4
BCN3
FAN MOTOR
CAPACITOR
(OUTDOOR)
Indoor fan motor
BLUE
SUB
MAIN CON1 CON2
BLACK
HI MID
RED ORANGE
GRY
115V, 60Hz
Outdoor fan motor
BLUE
SUB
MAIN CON1
BLACK
HI LOW
RED WHITE
GRY
115V, 60Hz
AF-T908X
AF-R908X
AF-R1108X
AF-R1208X
LOW
WHITE