Trane ReliaTel Diagnostic Manual page 62

Thermostats and Sensors
BAYSENS019*/ASYSTAT666* (CV 3-50 Ton) (Obsolete)
Accessory Heat/Cool, programmable night set back Zone Sensor Module (ZSM), with LCD status
/ diagnostic indicators.
Figure 33. Programmable night set back Sensor Module (ZSM)
Component Description
BAYSENS019*
ASYSTAT666*
BAYSENS031A/ ASYSTAT707A (Obsolete)
Accessory Digital Heat Pump Zone Sensor Module (ZSM), Dual Set Point, Manual/Auto
Changeover.
Figure 34. BAYSENS031A/ASYSTAT707A Layout)
Component Description
BAYSENS031A
ASYSTAT707A
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MODE
HEAT COOL
AM
COOL
OCCUPIED
FAN
AUTO
ROOM TEMP
PROGRAM
TIME
DAY
ERASE
HOLD TEMP
MODE FAN
RT-SVD03G-EN