Attach Thermostat To Subbase
WE RECOMMEND THAT YOU SET OPTION SWITCHES TO DESIRED POSITION BEFORE ATTACHING ON SUBBASE (see OPERATION). WE ALSO RECOM-
MEND THAT YOU PROGRAM THE THERMOSTAT WITH BATTERY INSTALLED BEFORE ATTACHING ON SUBBASE (see OPERATION GUIDE for program- ming instructions).
USE SYSTEM TO TURN THERMOSTAT OFF BEFORE
SWITCH
ATTACHING THERMOSTAT TO WALL. FAILURE TO TURN THERMOSTAT OFF MAY CAUSE EQUIPMENT DAMAGE DUE TO RAPID COMPRESSOR CYCLING.
To attach thermostat to subbase, line up the plastic snap guides at the top of the thermostat and the 4 connector pins on the thermostat with the connectors near the top right section of the subbase (when viewed from the front).
Gently pivot the thermostat down until the
ENGAGE TWO UPPER GUIDES;
PIVOT DOWN
Figure 7. Attaching thermostat to subbase
OPERATION
SYSTEM CONFIGURATION
NOTE
ANY TIME OPTION SWITCHES #1 OR #2 ARE CHANGED, THE 9 VOLT ENERGIZER® BATTERY MUST BE REMOVED FOR A MINIMUM OF 2 MINUTES.
Set Option Switches
1.For furnaces not requiring a G terminal to energize fan (systems with fan/limit switch or automatic fan on/ off operation):
ON |
|
|
|
|
|
|
| Switch #1 ON | |
|
|
|
|
|
|
|
|
| Switch #2 OFF |
|
|
|
|
|
|
|
|
| Switch #3 (see step 4) |
1 2 3 4 |
| Switch #4 (see step 5) |
2.For systems with electric furnace, and where blower is energized through fan relay (no sequence to ener- gize blower):
ON |
|
|
|
|
|
|
| Switch #1 OFF | |
|
|
|
|
|
|
|
|
| Switch #2 OFF |
|
|
|
|
|
|
|
|
| Switch #3 (see step 4) |
1 2 3 4 |
| Switch #4 (see step 5) |
3. For systems with an economizer for first stage cooling:
ON |
|
|
|
|
|
|
| Switch #1 (see steps 1 & 2) | |
|
|
|
|
|
|
|
|
| Switch #2 ON |
|
|
|
|
|
|
|
|
| Switch #3 (see step 4) |
1 2 3 4 |
| Switch #4 (see step 5) |
Battery | |
Option switches |
Figure 8. Back of thermostat
NOTE
Set option switches #1 and #2, install the battery, and program the thermostat before changing option switch #3 or #4.
4.To enable total keypad lockout (ALL buttons will be disabled and will not operate until configuration is changed):
ON |
|
|
|
|
|
|
| Switch #1 (see steps | |
|
|
|
|
|
|
|
|
| Switch #2 (see step 3) |
|
|
|
|
|
|
|
|
| Switch #3 ON |
1 2 3 4 |
| Switch #4 (see step 5) |
Switch #3 in ON position disables all buttons.
6