34
IOM
IOM
W415-2288 / 08.29.2019
3
Power
Distribution
Block
Fuse Holders
BREAKERS
B2
Contactor
X13
Molex
Capacitor
DO NOT TOUCH!
VESTIBULE
A1
AC Molex
TRANSFORMER
A2
TERMINAL
BLOCK
1
2
3
1. Turn Main Power disconect OFF.
Air Conditioning Section: Pull the lower door off.
HEATING
MODULE
VESTIBULE
AIR
CONDITIONING
SECTION
1 2
RELAYS
FUSE
B1
NOTE:
If harness needs to be
disconnected from the
Low Voltage Terminal Block,
the connection wires
SHOULD BE LABELED
prior the module removal.
WARNING
! !
ALL ELECTRICAL WORK MUST BE DONE BY A TRAINED, QUALIFIED TECHNICIAN. IMPROPER MODIFICATIONS OR
ADJUSTMENTS CAN RESULT IN FIRE OR EXPLOSION, CAUSING PROPERTY DAMAGE, SEVERE PERSONAL
INJURY OR LOSS OF LIFE.
TERMINAL BLOCK WIRING
Ground
Block
G
W
C
Y/Y2
R
Transformer
Low Voltage
Fuse 2.5 A
BLACK
B - HARNESS
YELLOW
RED
BLACK
WHITE
BLUE
BLUE
G=Fan
W=Heat
C=Common
Y/Y2=Cool
R=Power
BROWN
ORANGE
ORANGE
BROWN
Relay 1
BLACK
Relay 2
Relay 3
Terminal Block
Thermostat
RED
Note: *Refer to “5.1.5 Wiring Diagrams”.
NOTE: The number of breakers and relays on the control panel will vary
depending on the heating capacity of the unit. Refer to “5.2.4 Electrical and
Physical Data”.
5.2 REMOVAL OF HEATING MODULE, CONDENSER FAN AND INDOOR BLOWER