T822/T827 Serie s • Owner's Manua l

69-2251EFS—01 4
Align the slots on the cover with ta bs on the
sides of the bas e, then push gentl y until the
cover snaps into pl ace.
Thermostat mounting
M27308
Tab
Move the adjustment arrow to the
proper setting for your system
(seetablebelow).
Your system Setting
Steam 1.2
Hot water heat 0.8
Warmair(highefciency) 0.8
Warmair(standard) 0.4
Electricheat 0.3
M27307
Set heat anticipator (model T822K only)