38
BYPASS DAMPER WITH INTEGRATED PRESSURE CONTROL
WITH INTEGRATED BYPASS CONTROL
BYPASS DAMPER WIRING DIAGRAM
(airflow) or RIGHT to increase airflow until too noisy.
the Integrated Pressure Control LEFT to lower noise
3. Verify noise at zone registers is not excessive. Adjust
2. Verify all zone dampers are closed except calling zone.
1. Make cool call at the zone thermostat of smallest zone.
PRESSURE CONTROLLER
BYPASS CHECKOUT FOR STATIC
balance modes for simplified bypass setup.
On Zonex Systems
GEN II
and
ModCom II
, use air
dampers fully open and lock out compressor.
make full cool calls on all thermostats. This will modulate
remove Y outputs to unit on the zone control board and to
Note #1:
To open all dampers, it may be necessary to
translates to inches of W.C.
one) next to the potentiometer. The Voltage reading
the leads on the “C” terminal and “TP1” (test point
relationship. Use a multi meter set on VDC and place
voltage (DC) to inches of W.C. (static pressure)
pressure – voltage chart.
(Exhibit A). This chart shows
static pressure using a multi meter and the static
Control Board can be field configured for specified
4.
Static Pressure Option: The Integrated Pressure
“
RO” GREEN LED means damper opening.
“
RC” RED LED means damper closing.
turns off. The
IPC is ready for operation.
on. Now rotate LEFT just slightly, until RC LED
slowly rotate RIGHT, until the “RC” RED LED turns
damper control board to the full left position and
3.
Quick Set Option: Turn the potentiometer on the
