5396713-BIM-C-0319
Johnson Controls Ducted Systems
13
FIGURE 17:
EBE20*/EUE20* Wiring Diagram
D.O.E. OUTPUT CAPACITY - BTU
67,000
MAX. MOTOR-FLA
3.8
SINGLE BRANCH
CIRCUIT SERVICE
2 LEADS +
1 GROUND
NOMINAL CIRCUIT LOAD-AMPS
83.8
WIRE SIZE (75 C) COPPER
#2
WIRE SIZE (60 C) COPPER
#1
MAX. FUSE SIZE
(OR CB) - AMPS
110
DUAL BRANCH
CIRCUIT SERVICE
4 LEADS +
2 GROUNDS
CKT #1 CKT #2
BRANCH CKT. LOAD-AMPS
43.8 40.0
BRANCH CKT. MIN. AMPACITY
54.8 50.0
WIRE SIZE (75 C) COPPER
#6
#8
WIRE SIZE (60 C) COPPER
#6
#6
MAX. FUSE SIZE
(OR CB) - AMPS
60
50
240 VAC - 60 Hz - 1 PHASE
REQUIRES JUMPER BARS (P/N 3500-378/*)
SHOCK HAZARD
THIS FURNACE MAY BE CONNECTED TO MORE THAN ONE POWER SUPPLY.
TURN OFF ALL POWER TO THE FURNACE AT THE WALL BOX, AND LOCK IT OUT.
DO NOT OPEN THIS PANEL UNTIL ELECTRICAL POWER IS SHUT
OFF AT HOUSEHOLD SERVICE BOX. CHECK WITH A VOLTMETER
OR OTHER PROPER INSTRUMENT.
- HAZARD OF ELECTRICAL SHOCK -
SERVICE CONNECTION COVER MUST BE INSTALLED.
IF FILTERS ARE USED, CLEAN/REPLACE EACH SEASON
OR MORE OFTEN AS NEEDED.
CAUTION
IMPORTANT -
HIGH VOLTAGE
WARNING
5395388-UWD-A-0717
LINE
LOAD
XFMR
3A
FUSE
RED(8)
RED(9)
Y
G
W
HEAT/COOL
T'STAT
BLK(1)
M3
M1
M2
H2
M5
M6
H4
H3
WHT
BLK
SEQUENCER
60 AMP
CIRCUIT 1
240 VAC.
60Hz
1 PHASE
CIRCUIT #1
BREAKER
GND
60 AMP
CIRCUIT 2
240 VAC.
60Hz
1 PHASE
CIRCUIT #2
BREAKER
DUAL BRANCH
CIRCUIT SERVICE
YEL
60 AMP
CIRCUIT #1
BREAKER
60 AMP
240 VAC.
60Hz
1 PHASE
CIRCUIT #2
BREAKER
GND. LUG
SINGLE BRANCH CIRCUIT SERVICE
GND
ECM ELECTRIC FURNACE - 20kW
CONDENSING UNIT
CONTACTOR
YEL(13)
WHT(11)
M4
H1
RED
IF ANY OF THE ORIGINAL WIRE
SUPPLIED WITH THIS UNIT MUST BE
REPLACED. IT MUST BE REPLACED
WITH TYPE 105 C THERMOPLASTIC
WIRING MUST
CONFORM TO
LOCAL CODES
R
R
R
L
L
L
HEAT
ELEMENTS
LIMIT
SWITCHES
NOTE:
RED
YEL
YEL
ORG
ORG
BLK
REPLACE FILTER
WITH SAME SIZE
WHT
BLK
ORG
ORG
6
2
4 8
1
0
RELAY
6
2
4 8
1
0
RELAY
BRN
BLK
BLK
YEL(7)
ORG(5)
GRN(14)
(LOW)
(LOW/MED)
(MED)
(HIGH)
C
L
G
N
1
2
3
4
5
1
2
3
4
BLOWER
MOTOR
(MED/HIGH)
BLK(2)
YEL(6)
ORG (4)
BLK(3)
WHT (10)
YEL(13)
YEL (6)
ORG (4)
BLK (3)
WHT
YEL
RED
R
L
RED
M8
M7
BLK
BLK
LINE VOLTAGE
FIELD SUPPLY POWER
LOW VOLTAGE
FIELD INSTALLED CONTROL
GRN(12)
R
GRN (12)
