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FIGURE 11 – WIRING VENTILATION CONTROL TO A HEAT PUMP
R & C = 24 VAC
Y = COMPRESSOR
W1 = 1st STAGE AUX. HEAT
O = REV. VALVE, COOLING
GS = FAN INPUT
GH = FAN OUTPUT
MODEL 8145 – CONNECTING THE CONTROL TO THE VENTILATOR
Plug the Control Connector into the back of the
control at the location shown in FIGURE 12 . Route
the connector wire through the channels in the
control and reattach the control to the mounting
plate . Restore power to the HVAC system and plug
in the ventilator when complete .
MODEL 8145 – OPERATION
The display will appear faint normally; the first press of any button will turn on the display at full power .
Use for Rater/Inspector Verification .
Press and hold for 5 seconds to
enter Test Mode or Set Up Menu .
Lights green when ventilating .
HEAT PUMP THERMOSTAT
R
C
Y
W1
O
G
R
C
Y
W
O
G
HEAT PUMP
FIGURE 12 – PLUG THE CONTROL INTO THE VENTILATOR
CONTROL MOUNTING PLATE
Shows the ventilation time setting (minutes/hr), mode of operation
(Code or Comfort) and whether the HVAC fan has been turned on when ventilating .
CODE
VENTILATION CONTROL
R
WIRE NUT
C
(FIELD
SUPPLIED)
Y
W
O
GS
GH
CONTROL BACK
MIN/
HR
ODT
VENT
CONTROL FRONT
Use to override the calculated ventilation
time setting (6 – 60 minutes/hr) . Press
and hold
to turn ventilation OFF .
To return to the calculated setting, go
completely through the Set Up Menu .
English 7
90-2291
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