Honeywell RTH3100C User Manual

Operating Manual
Quick reference to display screen
Current inside temperature
Low battery warning
Temperature setting
System Status
• Cool On: Cooling system is on.
• Heat On: Heating system is on.
• Em: Emergency heat is on.
If flashing, compressor
protection is engaged
(see page 8). •
• Aux: Auxiliary heat is on.
4

Honeywell RTH3100C Specifications

Weight and Dimensions

master carton dimensions	7.25 x 19 x 9.25 in.
master carton weight	4.0 lbs
retail package dimensions	7 x 9 x 2.25 in.
unit weight	0.55 lbs