T822/T827 Series • Owner's Manual
Set heat anticipator (model T822K only)
Move the adjustment arrow to the
proper setting for your system
(see table below).
Your system
Steam
Hot water heat
Warm air (high efficiency)
Warm air (standard)
Electric heat
Thermostat mounting
Align the slots on the cover with tabs on the
sides of the base, then push gently until the
cover snaps into place.
69-2251EFS—03
Setting
1.2
0.8
0.8
0.4
0.3
Tab
4
M27307
U P
V E R T .
M27308A