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When you have finished making connections. hook
the top of the body onto the base, swing the body
down, and snap the body onto the base.
5 Install Batteries
6 Check Unit
The 8022C requires batteries to operate
your furnace and retain its programming in
memory.
Switch MODE switch to OFF and
the FAN switch to AUTO.
Remove the front panel battery cover and
install 2 AA alkaline batteries according to
the polarity noted in the compartment.
Initially, all LCD segments will go on.
Press the RESET button to clear transient
program memory.
NOTE: Replace the batteries when this LOW battery
indicator appears on the display or once a year. When
replacing batteries, you have approximately 1/2 minute before
your custom program is lost.
Follow these procedures to verify you have correctly installed the unit.
To check HEAT mode:
Set the mode switch to HEAT. Set the fan
switch AUTO.
Using the TEMP UP button raise the set point
to 90deg allow the system 5 min to respond.
Verify that heat is blowing from the system.
To check COOL mode:
Set the mode switch to COOL.
Press the TEMP DOWN button to a temp 5
degrees below the room temperature.
Allow the system 5 minutes to respond.
Verify that cool air is blowing from the system.
To check Fan: (If you connected the G wire - fan relay)
C
RC
O
B
RH
W
Y
G
HEAT COOL
AUTO ON
OFF
FAN
AA
AA
HEAT COOL
AUTO ON
OFF
FAN
TEMP
UP button
TEMP
DOWN button
Set Temp
Display
Mode
Switch
Fan
Switch
PG 7
PG 8
SET CLOCK
SDP
COPY
HOME
TEMP HOLD
PROGRAM
TIME SLOT
TIME SET
RESET
NEXT
P
TIME
TIME
DAY
TEMP
UP
DOWN
MODE
FAN
BATTERY
FILTER
REVIEW
SET TEMP
PM
P2
F
SET TEMP
PM
F
P2
SET TEMP
PM
P2
F