T8624D CHRONOTHERM
®
IV DELUXE PROGRAMMABLE THERMOSTAT
68-0166—1
11
Table 8. Installer System Test Options.
3. Press the increase ▲ key again to display the software
identification code. (Example: 02 = software ID code 2)
NOTE: Press any key and the displayed numbers will
change. Press Time ▼▼ to go to the previous test
and Time ▲▲ to go to the next test. The Run
Program key will not exit from this test. To exit, go
to a different test and press Run Program.
Thermostat Information
1. Press the Time ▲ ▲ key to access the thermostat
information.
Key to
Press Test
Number Description
Heating Equipment System Test
Time ▲10 Enter heating equipment system test.
▲11 Stage-one heat comes on. The system fan is also energized.
▲ 12 Stage-two heat comes on. Stage-one heat and system fan remain on.
▼ 11 Stage-two heat turns off.
▼10 Stage-one heat and system fan turn off.
Cooling Equipment System Test
Time ▲30 Change from heating to cooling equipment system test.
▲31 Stage-one cool and system fan come on.
▲32 Stage-two cool comes on. Stage-one cool and system fan remain on.
▼ 31 Stage-two cool turns off.
▼30 Stage-one cool and system fan turn off.
Fan Equipment SystemTest
Time ▲40 Change from cooling to fan equipment system test.
▲41 Fan comes on.
▼40 Fan turns off.
Key Operation System Test
Time ▲60 2 Change from fan to key operation system test.
M4934
2. Press the increase ▲ key to display the production
date code. The first two large digits are the month and
the third digit is the last digit of the year (Example:
027=February 1997).
M10351
M4932A
4. Press the increase ▲ key again to display the software
revision number (Example: 001=Revision number 1).
M10229
5. Press the increase ▲ key again to display the
EEPROM identification code. (Example: 314 =
EEPROM ID 314)
M4933A
6. Press the Run Program key to exit the system test.
The system test times out after four minutes without
any key presses.