© COPYRIGHT 2010 PECO, INC. ALL RIGHTS RESERVED.
P/N 70476 3220-2265 REV 01
12
If the Indoor Remote Zone Sensor is working properly, the primary display (center) shows
the correct temperature taken at the location where Indoor Remote Zone Sensor is
currently installed (see Fig. 24).
troUBleshootInG: InDoor remote zone sensor
If the thermostat Home Display appears as follows (see Fig. 25), then the Indoor Remote
Zone Sensor is not connected properly. Two dashes and the Service Indicator (wrench)
appear as the error message.
If the Indoor Remote Zone 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 and 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.
Figure 25
Thermostat
Display
shows Zone
Sensor error
message if
Sensor is
not working
properly.
Figure 24.
Thermostat
Display
shows
temperature
from Zone
Sensor
if working
properly.
Performance PRO is a trademark, and PECO is a registered trademark of PECO, Inc. The PECO logo is a trademark or servicemark of PECO, Inc.
