ACCESSORIES WIRING DIAGRAMS
HTR2
FL
HTR3
FL
HTR4
BL
Y
Y
L1
L2
L1
L2
EQUIPMENT GROUND
USE COPPER OR ALUMINUM WIRE
HIGH VOLTAGE!
DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS
UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO
DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
Y
TL
BL
TL
BK
BL
R
M5
M7
BL
RS2
M6
M8
BR
W
BL
BK
R
Typical Wiring Schematic MBR Blower with Electric Heat.
This wiring diagram is for reference only. Not all wiring is as shown above.
Refer to the appropriate wiring diagram for the unit being serviced.
BK
PC
1
R
2
R
PU
BL
3
BL
4
BR
5
6
W
7
8
9
G
W BR
PK
BL
R
TR
R
R
1
4
208/240
24V
2
BK
3
5
BL
BL
PU
EBTDR
G
NO
R
K1
XFMR-R
XFMR-C
COM
K1
C
NC
SPEEDUP
M1
SR
R
77