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THERMOSTAT OPERATION (CONT.)
Call for cooling
When the thermostat calls for cooling, the word COOL will be
displayed on the LCD (Figure 16).
Figure 16
ADVANCED FUNCTIONS
Damper posi� on override
The thermostat has a damper posi� on override feature to
assist in air balancing and bypass damper setup. With the
thermostat unlocked, press and hold the SETUP key un� l the
word DAMPER appears on the LCD (Figure 17).
Figure 17
Date: 8-2021
Supersedes: NEW
Nailor reserves the right to change any information concerning product or specification without notice or obligation.
Installation and Operation Manual
UNI2-VAV Electronic Thermostat
●
ADVANCED FUNCTIONS (CONT.)
Override to open
∆
Press the (
) and ( ) keys un� l the word OPEN appears on the
LCD and then press the ENTER key. The damper will drive open
and remain in the open posi� on un� l the override is canceled
(Figure 18).
Figure 18
Override to close
∆
Press the (
) and ( ) keys un� l the word CLOSE appears on
the LCD and then press the ENTER key. The damper will drive
closed and remain in the closed posi� on un� l the override is
canceled (Figure 19).
Figure 19
Canceling the damper override
In order for the thermostat to control normal damper opera� on,
the override must be canceled. Press and hold the SETUP key
un� l the word DAMPER OPEN or DAMPER CLOSE appears on
∆
the LCD. Use the (
) and ( ) keys un� l only the word DAMPER
is displayed and then press the ENTER key. The thermostat will
then resume normal opera� on.
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IOM-UNIVAVETINST
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