Owners Manual

7
Electrical Connections
Page 32mrcool.com
WIRES
This is dangerous and can cause the air
conditioning unit to malfunction. Make
sure you clearly distinguish the Live (”L”)
Wires from the other wires.
All wiring must be performed in
accordance with the wiring diagrams
the images shown here.
E G L K N
general conventions.
below.
TO INDOO UNIT
115
POWER SUPPLY
Y/G
RED
3
2 L N1
3
21
WHITE
BLACK
L N
OUTDOO UNIT TE MIN L
TO INDOO UNIT
208/ 230
POWER SUPPLY
Y/G
RED
3
2 L1L21
3
21
WHITE
BLACK
L1L2
OUTDOO UNIT TE MIN L
Fig. 7.1
WIRE CONNECTING DIAGRAM (12K Unit Only)
Connect signal and power cables
A comprehensive wiring diagram is printed on the inside of the wiring cover.
WIRES AND TERMINALS ARE NUMBERED TO
CORRESPOND WITH ONE ANOTHER AS SHOWN
BELOW.