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THX9321 PRESTIGE
®
2.0 AND THX9421 PRESTIGE
®
IAQ 2.0 WITH EIM
68-0311—01 48
INSTALLER TESTS
Use the installer tests to check out the system:
• Equipment Test: Tests the heating, cooling, fan, and IAQ
systems. The test allows you to manually call for each
system to ensure the equipment and thermostat operate
properly. Any minimum off timers are ignored during the
system test. You can test the following equipment:
—Heat
—Em Heat
—Cool
—Fan
— Humidification
— Dehumidification
— Ventilation
— Economizer
— Time of Day
• Wireless Signal Strength Test: Run this test to verify that
the thermostat can communicate properly in the installed
location. If not, the thermostat may have to be moved. The
test measures the signal strength between the
— Thermostat and the Equipment Interface Module (in
non-zoned applications)
— Thermostat and the TrueZONE Wireless Adapter (in
zoned applications)
How to Access Installer Tests
1. Press MENU on the home screen, then scroll down to
press Installer Options.
2. Enter the date code (password) when prompted. The
date code is printed on the back of the thermostat or
press MENU > EQUIPMENT STATUS to find the date
code.
3. Press Installer Test.
Fig. 40.
4. Select Equipment Test or Wireless Signal Strength Test.
Fig. 41.
CAUTION
Equipment Damage Hazard.
Minimum compressor off time is bypassed during
the Equipment Test
Avoid cycling compressor quickly.
How to Use the Equipment Test
1. Press Equipment Test on the Installer Test screen (see
Fig. 41). Turn the equipment on/off as needed and then
press Next Test to test the remaining equipment. The
time out for the Equipment Test mode is 30 minutes (if
there is no keypress for 30 minutes, the thermostat will
automatically exit the Equipment Test).
2. Run Time, Discharge, Return and Delta T data are dis-
played for heating and cooling tests (requires Discharge
and Return Air Sensors). The Discharge, Return and
Delta T are updated every 30 seconds during the test.
The Run Time counter starts over when the next stage is
turned on.
Fig. 42.
3. Discharge, Return and Delta T are updated every 30
seconds during the equipment test.
Fig. 43.
4. When that equipment test is complete, press Next Test.
5. When system testing is complete, press Exit Test.