Lux Products RS4000 Thermostat User Manual


 
Installation – Powering Thermostat
Robertshaw
®
Value Series Thermostats may be powered by either
24V AC or 2 (AA) Batteries
Thermostats with batteries will continue to function if 24V AC fails
Installing Batteries
Battery tray is a drawer in the thermostat body
Pinch both sides and pull tray out from bottom
Install two AA batteries
Follow polarity as shown on inside tray
Slide tray back into the body
Battery Charge mode has two levels :
Level 1: Low battery icon. Change batteries soon.
Level 2: Low battery icon with flash. Change batteries
immediately because the system will not operate!