5
Test Mode Table
Step
Mode
Fan
Econ
C1
C2
Heat 1
Heat 2
Heat 3
Defrost
Em Heat
1
Fan On
On
Min
Off
Off
Off
Off
Off
Off
Off
2 *
Econ.
On
Open
Off
Off
Off
Off
Off
Off
Off
3
Cool 1
On
Min
On
Off
Off
Off
Off
Off
Off
4
Cool 2
On
Min
On
On
Off
Off
Off
Off
Off
5
Heat 1
On
Min
Off
Off
On
Off
Off
Off
Off
6 *
Heat 2
On
Min
Off
Off
Off
On
Off
Off
Off
7 *
Heat 3
Not Applicable on Gas/Electric Units.
8 **
Defrost
Not Applicable on Gas/Electric Units.
9 **
Em Heat
Not Applicable on Gas/Electric Units.
*
With Optional Accessory **With Heat Pump
Note: Steps for optional accessories and modes not present in unit, will be skipped.
— The unit can be left in this step for up to one hour. If
allowed to remain in any test step for more than one hour,
the test mode will terminate and control will revert to the
zone sensor.
— To terminate the test mode, remove the resistance, and
cycle the unit power at the unit disconnect.
Resistance Values Chart
STEP
MODE
Ohms
1
FAN ON
2.2K
2*
ECONOMIZER
3.3K
3
COOL 1
4.7K
4
COOL 2
6.8K
5
HEAT 1
10K
6*
HEAT 2
15K
7*
HEAT 3
22K
8**
DEFROST
33K
9**
EM HEAT
47K
* with optional accessory
** with heat pumps
NOTE: Steps 7, 8 & 9 are not applicable
on the Gas/Electric units.