Aprilaire 8353 - Manual

1
Installation Guide
IMPORTANT SAFETY INFORMATION WARNING:
• Always turn off power at the main power source by unscrewing
fuse or switching circuit breaker to the off position before installing,
removing, cleaning, or servicing thermostat.
• Read all of the information in this manual before installing or
programming this thermostat.
• This is a 24V AC low-voltage thermostat. Do not install on voltages
higher than 30V AC.
• All wiring must conform to local and national building and electrical
codes and ordinances.
• Do not short (jumper) across terminals on the gas valve or at the
system control to test installation. This will damage the thermostat
and void the warranty.
5 - 2 Day Programmable
1 Heat / 1 Cool
Electric / Gas
MODEL 8353
User’s Manual
Installation and
Programming
ELECTRONIC THERMOSTATS
®