Carrier 42QHP09E8S - Electrical Wiring Diagrams; Operation Modes and Functions

Specifications
 Page 9 
2. Electrical Wiring Diagrams
2.1 Indoor unit
Abbreviation Paraphrase
Y/G Yellow-Green Conductor
ION Positive and Negative Ion Generator
CAP Capacitor
PLASMA Electronic Dust Collector
L LIVE
N NEUTRAL
Heater The Electric Heating Belt of Indoor Unit
T1 Indoor Room Temperature
T2 Coil Temperature of Indoor Heat Exchanger
INDOOR WIRING DIAGRAM
M
M
M
5(3 or 2)
2
PLASMA
OPTIONAL
OPTIONAL
OPTIONAL
X Y E 12V/5V
HA HB
To CCM Comm.Bus or
485 Wire-controller
To Randomly
Connected
Wire-controller
To Remote Switch
To Remote Alarm
4
3
3
Applicable to
AC motor only
OPTIONAL
- - - - This symbol indicates the
element is optional,the actual
shape shall prevail.
W
S
OPTIONAL
CAP
M
1(L)
OPTIONAL
S1_1
S1_2
9K
12K
18K
24K
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
S2
OFF
COOL ONLY
COOL/HEAT
ON
FUNCTION
9K
TYPE
2