Source 1 S1-THEH21NS - Front Panel Overview; Mode and Fan Control Switches; Temperature Adjustment Controls; Auxiliary Heat Switch Function

Front Panel
Page 4
BATTERY
DOOR
Emergency
Normal
Lockout
AUX HEAT
SWITCH
OWNER'S MANUAL
S1-THEH21NS
COOLER &
WARMER
BUTTONS
MODE SWITCH
Cool, Off, or Heat
On or Auto
FAN SWITCH
DISPLAY