Start-up
TruVu™ VAVB3
-E2
CARRIER CORPORATION ©2022
Installation and Start-up Guide
All rights reserved
60
NOTES
•
For
Cool Max
,
Heat Max
, and
Occupied Min
–
When the setpoint is reached and stable, you can select
Lock
damper at current open position
on the
Locks
tab to prevent damper movement while you take flow
readings.
•
You can repeat a calibration step to further calibrate the airflow sensor.
•
An airflow sensor only reports air delivered from the air source. To adjust the cfm (liters/second) of variable
speed fans in parallel VAV reheat, close the primary air damper.
Damper Command
Action
Zero Calibrate
Closes the damper, takes a number of flow samples, then sets the zero calibration.
Damper Open
Opens damper fully and enables the
Damper Open
calibration fields.
Cool Max
Forces the damper to its maximum cooling position. Calibration fields apply only if the
primary use of this damper is cooling.
Occupied Min
Forces the damper to its minimum occupied position and enables the
Occupied Min
Flow
calibration fields.
Damper Close
Forces the damper to its full closed position.
Heat Max
Forces the damper to its maximum heating position. Calibration fields apply only if
the primary use of the damper is heating.
Automatic
Returns control of the damper to the control program.
You must perform this step
when you finish test and balance.
Upload calibration values to the i-Vu® application
CAUTION
If your system has an i-Vu® user interface, you
must
run the Test and Balance report in the i-Vu®
application after using TV-VAVB3-E2. Running the report uploads the values from the controller to the i-Vu®
application. You will lose all your calibrations if you download to the controller in the i-Vu® interface before
running this report.
1
In the i-Vu® interface, select the top level in the navigation tree.
2
Click
Reports
>
Commissioning
>
Test and Balance
.
3
On the
View
tab, click
Run
.
Go to Step 4: Run a report (Optional).