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MOUNTING THE RETROFIT
Calibration Data Tag
POT Cable
Control Arm
8 | VVR– Manual | AntecControls.com
Pre-Installation Checks
The following checks are required prior to installation:
•
Visually inspect the valve for damage – If damage is found DO NOT INSTALL. Please
contact a Price representative.
•
Visually inspect the Retrofit for damage – if damage is found DO NOT INSTALL.
Please contact Antec Field Support.
•
Locate Calibration Data Tag with CFMs and VPOT points.
•
Verify the potentiometer excitation voltage using a voltmeter, while the original
controller or equipment powers it. Measure the voltage across the red and black
wires.
Valve Preparation
The following steps should be performed for any VVR installation.
•
Disconnect the three (3) potentiometer (POT) wires from the terminals on the control
board.
NOTE: Remove the control components from the base plate on the valve. Components may
vary depending on the control solution mounted on the valve but the valve should be left
with the control arm, POT and POT wires.
VVR - MANUAL
CAUTION
DO NOT cut the POT cable.
The system may still have airflow, to
reduce the chance of damage to the
existing valve, set the valve to the min
position before removing control
components.
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