HEATER KIT WIRING DIAGRAMS
BK
BK
FL
FL
FL
HTR 2 HTR 3
HTR 1
TL
TL
TL
RD
YL
BK
BL
CT1
BK
RD YL
OP
OP
OP
L1 L2 L3
MODEL - EHK4-60, EHK7-60
COMPONENT CODE
PC = 9 PIN CONNECTOR
HTR = HEATER ELEMENT
TL = THERMAL LIMIT
RS = RELAY/SEQUENCER
FL = FUSE LINK OR NONRESETTING THERMOSTAT
OP = OVERLOAD PROTECTION
CT = CONTACTOR
WIRING CODE:
HIGH VOLTAGE
LOW VOLTAGE
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
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.
FOR UNITS WITH SERIALS 1409 AND NEWER
BK
BK
FL
FL
FL
HTR 2 HTR 3
HTR 1
TL
TL
TL
YL
BK
RD
BL
CT2
BR
BR
BK
RD YL
OP
OP
OP
L1 L2 L3
BK
BK
FL
FL
FL
FL
HTR 2 HTR 3
HTR 1
HTR 1
TL
TL
TL
TL
YL
BK
RD
RD
CT3
CT4
WH
BK
RD YL
OP
OP
OP
L1 L2 L3
EHK4-60 / EHK7-60
BK
BK
FL
FL
HTR 2 HTR 3
TL
TL
YL
BK
M1
M2
RS1
BK
RD YL
OP
OP
OP
L1 L2 L3
PC
1
2
3
BL
4
BR
5
WH
6
7
PU
8
PU
9
0140L02356-B
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