32
K6
K5
K7
K3
K4
P4
BLUE
P2
RED
K2
HIGH VOLTAGE
12V LOW VOLTAGE
LEGEND
P1
P3
GREEN
WHITE
BLACK
WHITE
Motors
Note: If any of the original
wire supplied with the unit
must be replaced, use only
TEW certified wire
IMPORTANT: Control low voltage is 12VAC
DO NOT CONNECT EXTERNAL POWER
SOURCES TO THE UNIT.
DEFROST DETAILS
P1
1 2
3
4
PIN 1 - RED
PIN 2 - ORANGE
PIN 3 - BLACK
PIN 4 - SPARE
PCB PLUG - IN
RED
BLACK
PLUG IN
BI-DIRECTIONAL
ORANGE
RED
BLACK
ORANGE
CONNECTOR
DAMPER MOTOR
59-TPD-W
AUTO-TRANSFORMER DETAIL
PINS 1, 2 AND 3 ARE OPTIONAL
3
2
2
1
1
5
6
4
P3
P6
P3
PIN 1 - BLUE
PIN 4 - RED
PIN 2 - YELLOW PIN 5 - WHITE
PIN 3 - BROWN PIN 6 - BLACK
P6
PIN 1 - GREEN
PIN 2 - GREEN
PLUG IN CONNECTOR
AUTO
TRANSFORMER
AUTO-
TRANSFORMER
BLACK
WHITE
Model RNC5 (Only)
SEE
DEFROST
DETAIL
ON
LOW
RED
YEL
GRN
HI
COM
NO
NC
BLK
Thermistor
(Not on all units)
Residential Wiring Diagram
Model HRV120SRD
Summary of Contents for Heat Recovery Ventilator HRV 120SRD
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