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12 C478SM-A (4/07)
Figure 3. EH3508/EH3512/EH3515 Series Wiring Diagram
1
2
3
4
5
6
7
8
9
10
INPUT, AC HIGH
INPUT, AC LOW (NEUTRAL)
120 VAC MODEL
DEFROSTER
FRONT HEATER
BLOWER (EH3512-1 AND
EH3515-1 ONLY)
REAR HEATER (EH3515 SERIES ONLY)
1
2
3
4
5
6
7
8
9
10
DIODE
BRIDGE
INPUT, AC HIGH
INPUT, AC LOW (NEUTRAL)
24 VAC MODEL
DEFROSTER BLOWER (EH3512-2 AND
EH3515-2 ONLY)
RED
BLK
RED
BLK
CAP
REAR HEATER (EH3515 SERIES ONLY)
FRONT HEATER
1
2
3
4
5
6
7
8
9
10
INPUT, AC HIGH
INPUT, AC LOW (NEUTRAL)
230 V AC MODEL
DEFROSTER
REAR HEATER (EH3515 SERIES ONLY)
FRONT HEATER
120 VAC BLOWER (EH3512-3 AND
EH3515-3 ONLY)
RESISTOR