266180-BIM-B-0209
10 Johnson Controls Unitary Products
SECTION VII: WIRING DIAGRAMS
FIGURE 16: EB10C Wiring Diagram
3A
LINE
LOAD
2
4
5
6
1
3
*
NOTE:
IF ANY OF THE ORIGINAL WIRE SUPPLIED
WITH THIS UNIT MUST BE REPLACED. IT
MUST BE REPLACED WITH TYPE 105°C
THERMOPLASTIC OR ITS EQUIVALENT.
FACTORY WIRING SHOWN SOLID. FIELD
WIRING SHOWN BROKEN.
MODEL: EB10C
4-SPEED BLOWER
EB SERIES FURNACES
BLEND AIR
CONTROL BOX
HEAT/COOL
T’STAT
COND. UNIT
CONTACTOR
MOTOR
TRANSFORMER
FUSE
BLOWER
RELAY
2 SPADE (INSUL.) TERMINALS
USED WHEN CHANGING SPEEDS
SEQUENCER
CIRCUIT #1
BREAKER
ELEMENTS
LIMIT
SWITCHES
GND.
LUG
240 VAC.
60 Hz
1 PHASE
SINGLE BRANCH
CIRCUIT SERVICE
R
R
H2
H1
M3
M4
M1
M2
60 AMP
YEL
YEL
ORG
ORG
BLU
YEL
YEL
YEL
GRN
ORG
YEL
BLK
BLK
BLK
RED RED
WHT
GRN
WHT
RED
BLK
G
W
RH
Y
BRN
ORG
CAPACITOR
BLU-MED. HIGH SP
.
YEL-MED. LOW
SP.
BLK-COOLING SP.
RED-HEATING SP.
ORG-COMMON.
D.O.E. OUTPUT CAPACITY - BTU
34,000
MAX. MOTOR-FLA
4.0
SINGLE BRANCH
CIRCUIT SERVICE
2 LEADS + 1 GROUND
NOMINAL CIRCUIT LOAD-AMPS
44.0
WIRE SIZE (75° C) COPPER
WIRE SIZE (60° C) COPPER
#6
#6
MAX. FUSE SIZE (OR CB) - AMPS
60
240 VAC - 60 Hz - 1 PHASE
WIRING MUST CONFORM TO LOCAL CODES
APPROVED FOR CU CONDUCTORS ONLY.
L
L
FIGURE 17: EB12C Wiring Diagram
3A
LINE
LOAD
2
4
5
6
1
3
*
MODEL: EB12C
4-SPEED BLOWER
EB SERIES FURNACES
BLEND AIR
CONTROL BOX
HEAT/COOL
T’S TAT
COND. UNIT
CONTACTOR
MOTOR
TRANSFORMER
FUSE
BLOWER
RELAY
2 SPADE (INSUL.) TERMINALS
USED WHEN CHANGING SPEEDS
SEQUENCER
CIRCUIT #1
BREAKER
GND.
LUG
240 VAC.
60 Hz
1 PHASE
SINGLE BRANCH
CIRCUIT SERVICE
R
R
H2
H1
M3
M4
M1
M2
60 AMP
YEL
BLK
BLU
YEL
RED
YEL
ORG
YEL
BLK
BLK
BLK
RED RED
WHT
GRN
WHT
RED
BLK
G
W
RH
Y
BRN
ORG
CAPACITOR
BLU-MED. HIGH SP
.
YEL-MED. LOW
SP.
BLK-COOLING SP.
RED-HEATING SP.
ORG-COMMON.
RED
D.O.E. OUTPUT CAPACITY - BTU
39,000
MAX. MOTOR-FLA
4.0
SINGLE BRANCH
CIRCUIT SERVICE
2 LEADS + 1 GROUND
NOMINAL CIRCUIT LOAD-AMPS
50.7
WIRE SIZE (75° C) COPPER
WIRE SIZE (60° C) COPPER
#6
#4
MAX. FUSE SIZE (OR CB) - AMPS
70
240 VAC - 60 Hz - 1 PHASE
GRN
60 AMP
CIRCUIT #2
BREAKER
JUMPER BARS
NOTE:
IF ANY OF THE ORIGINAL WIRE SUPPLIED
WITH THIS UNIT MUST BE REPLACED. IT
MUST BE REPLACED WITH TYPE 105°C
THERMOPLASTIC OR ITS EQUIVALENT.
FACTORY WIRING SHOWN SOLID. FIELD
WIRING SHOWN BROKEN.
WIRING MUST CONFORM TO LOCAL CODES
APPROVED FOR CU CONDUCTORS ONLY.
ORG
L
L
ELEMENTS
LIMIT
SWITCHES
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