Wiring Diagrams - Midea MTA-76CRN1 Service Manual

DM13-01.01.16en

6. Wiring Diagrams

6.1 MTA-76CRN1, MTA-96CRN1, MHB-76CRN1, MHB-96CRN1
TO WIRE
CONTROLLER
CN11
CN8
CN20
RED
BLUE
RED
BLUE
INDOOR POWER
TO OUTDOOR
Item
CAP1-CAP2 Indoor fan cap
FAN1-FAN2 Indoor fan
XP1 Connector
XT2,XT3 Mid terminal
Service manual
MAIN CONTROL BOARD
CN7 CN3 CN2
Y/G
Name
CN1-3,CN7,CN8, CN10,
CN11,CN15,CN20
RT1
XS1
RL1,RL2,RL3
CN10 CN15
RL1 RL2
CN1
WHITE
HIGH
BLACK
BLACK
N-LINE
RED
WHITE
(GRAY)
Item
PCB sockets
Room temp.
sensor
Connector
Relay
RL3
SLOW
WHITE
LOW
Y/G
WHITE WHITE
WHITE
(GRAY)
Name Item
T4
RT2
XT1
-
Air-cooled Package
RED
Y/G
Name
Transformer
Pipe temp.
sensor
7-way terminal
-
15