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If the Indoor Remote Sensor is functioning properly, the primary display (center) shows
the correct temperature taken at the location where Indoor Remote Sensor is currently
installed (see Fig. 25).
Figure 25.
Thermostat
Display
shows
temperature
from Zone
Sensor
if working
properly.
troUBleshootInG InDoor remote sensor
If the thermostat Home Display appears as follows (see Fig. 26), then the Indoor Remote
Sensor is not connected properly. Two dashes and the Service Indicator (wrench) appear
as the error message.
Figure 26.
Thermostat
Display
shows Zone
Sensor error
message if
Sensor is
not working
properly.
If the Indoor Remote Sensor is not connected properly, check the following:
• Make sure sensor is wired properly and connected to terminals S1 and SC
on the thermostat wallplate (see Table 1, Terminal Designations & System Types).
• If using multiple sensors, make sure wiring follows diagrams in Sensor Wiring for
Temperature Averaging.
• Make sure to select "01" in Service Menu 170.
locate & moUnt Peco oUtDoor remote sensor
Following are instructions on the PECO Outdoor Remote Sensor.
Mount the sensor where:
• It can measure true outdoor ambient temperature
• There is good air and circulation
• Surface is fl at
• Wire distance between the sensors cannot be tampered with
Do not mount the sensor in any of the following:
• In direct sunlight
• Where hot or cold air blows on the sensor.
• Where discharge line from an outdoor compressor unit, vent, or fan causes
inaccurate temperature readings
• Where snow, ice, or debris can cover it
▲
!
mUst Be moUnteD caBle
Inlet FacInG Down
© COPYRIGHT 2011 PECO, INC. ALL RIGHTS RESERVED.
caUtIon
Do not moUnt wIth caBle
Inlet FacInG UP
oUtDoor remote sensor InstallatIon
Use the following steps to mount the Outdoor Remote Sensor.
steP 1
steP 2
steP 3
steP 4
steP 5
steP 6
12
P/N 70568 3220-2287 REV 00
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