How to Guide
STEP 8 - outside
1. Remove the electrical cover.
2. Wires and terminals that are numbered should 
be matched and connected accordingly.
3. If the unit is a 115 volt system (12K), hook to 
terminals _L1_ and __N and Ground. 
4. If the unit is a 208/230 volt system (all other 
sizes), hook to terminals _L1_ and _L2_ and Ground.
Refer to the diagrams / photo at the bottom left.
WARNING
BEFORE PERFORMING ANY ELECTRICAL WORK, TURN OFF ALL 
POWER TO THE SYSTEM. 
1. Wire colors of this series / model may differ from previous 
models, other series and general conventions. 
2. All wiring must be performed in accordance with the 
wiring diagrams shown here and all municipal, state and 
federal regulations.
4. Be sure whether your unit is 115 volt (12K only) or 208/230 
volt (all other sizes). Incorrect voltage can cause serious 
damage to the system and void the warranty.
5. A certified electrician is required to supply power from a 
disconnect of an appropriate rating - see manual. 
STEP 7 - outside
GREEN
Y/G
32 L1L21
3
21
L1L2
WIRE CONNECTING DIAGRAM
OUTDOOR UNIT TERMINAL
TO INDOOR UNIT
208/230V
POWERSUPPLY
GREEN
Y/G
32 L N1
3
21
L N
OUTDOOR UNIT TERMINAL
TO INDOOR UNIT
115V
POWERSUPPLY
WIRE CONNECTING DIAGRAM
12K
models
only
all 
other 
models
RED
WHITE
BLACK
RED
WHITE
wrap from 
bottom to top 
to ensure tape 
overlap sheds 
water
wrapped from
inside unit
Quick Connect
®
connections
keep line excess 
bundled and coiled 
then wrap together
wrap the Quick Connect® 
connections with the black 
sound deadening pads.






