69-1049—1
7
T8501D DELUXE ZONE THERMOSTAT
Table 4. Installer Self-Test Options
(Continued).
NOTE:
Press and hold the increase
▲
and decrease
▼
keys together for three seconds to exit the system-test. The
system-test will time out after ten minutes without any key presses.
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).
3. Press the increase
▲
key again to display the
software identification code.
THERMOSTAT INFORMATION
1. Press the Information
i
key to access the thermo-
stat information.
4. Press the increase
▲
key again to display the
software revision number (Example: 001=Revision
number 1).
M4864
M10444
M4866
M6791
Key to
Press
Test
Number
Description
Key Operation System-Test
IMPORTANT
Test numbers will only be displayed when the system is configured for the selected function.
EXAMPLE: Numbers 60, 61 and 62 are the only numbers that will be displayed when a system
is configured for heat only.
System Key System-Test
i
60
Change from cooling or fan to key operation system-test.
System
61
Heat Test Number is displayed.
System
62
Off Test Number is displayed.
System
63
Cool Test Number is displayed.
System
64
Auto Test Number is displayed.
Fan Key System-Test
Fan
68
Fan on Test Number is displayed.
Fan
69
Fan off Test Number is displayed.
