ACC-SVN264B-EN
19
Differential Dry Bulb
Parts List
Table 5.
Parts list
Qty
Description
1
Control harness
1
Temperature sensor
1
Bushing
1
Molded grommet
2
Wire tie
1
Installation instructions
Installation
1. Insert the molded grommet into the barometric relief
block-off panel.
2. Install the thermistor sensor into the grommet (refer to
for downflow and
for horizontal
installation).
Figure 34. Differential dry bulb thermistor location for
downflow LLE
Differential
Sensor
3. Connect the control harness and route the controls
harness from the sensor to the fresh air options module
located in the return enclosure using the factory installed
wire ties. Connect the harness J9 connector to the fresh air
options module P9 and fastened with wire ties to keep the
harness from any moving parts on the low leak
economizer. Confirm the harness has a secure
connection.
Notes:
•
Wire ties have a releasable feature to allow them to be
opened and closed.
•
Uninstalled components are located in the return
enclosure.
Figure 35. Wire harness routing
Pop-in Ties For Wire Routing
Differential Control Harness
Figure 36. Differential dry bulb thermistor location for
horizontal LLE
Return Damper
Actuator Access
Panel
Differential Sensor