Honeywell THM5421C1008 Benutzerhandbuch

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VISIONPRO
®
 IAQ TOTAL HOME COMFORT SYSTEM
68-0287—1
18
INSTALLER SYSTEM TEST
Use the Installer System Test to test the heating, cooling and 
fan (and emergency heat for heat pump systems).
CAUTION
Equipment Damage Hazard.
Minimum compressor off time is bypassed during 
Installer System Test
Avoid cycling compressor quickly.
How to Use the Installer System Test
The Installer Test is part of the Installer Setup Menu.
1. Enter the Installer System Test by entering the Installer 
Setup.
2. Note that the test appears at the end of the Installer 
Setup Numbers.
3. See Fig. 28 to review how the thermostat buttons are 
used during the Installer System Test. See Table 6 fo
available Installer System Tests.
4. If installed with a Discharge Air Temperature Sensor 
(ISU365=1) press the “MORE” button to view the dis-
charge temperature, and press Cancel to return to the 
Installer test screen.
Fig. 28. Review thermostat buttons used during Installer 
System Test.
700
Temperature 
Display Offset
-3
-2
-1
0
1
2
3
-3°F -1.5°C
-2°F -1°C
-1°F -.5°C
0°F
0. °C — (no difference in displayed 
temperature and actual room temperature)
1°F
.5°C
2°F
1°C
3°F
1.5°C
701
Humidity Display 
Offset
-5
-4
-3
-2
-1
0
1
2
3
4
5
-5%
-4%
-3%
-2%
-1%
0%
1%
2%
3%
4%
5%
710
Restore Factory 
Defaults
0
1
No
Yes
Restoring factory defaults will re-set installer setup and 
programming.
Table 3. Installer Setup Menu. (Continued)
ISU 
Parameter 
Number
Installer Setup 
Name
Settings
(Factory Defaults Shown in Bold)
Notes
DONE
M22428
SYSTEM TEST
NUMBER
SYSTEM STATUS
NUMBER
DONE KEY
EXITS INSTALLER 
SYSTEM TEST
UP ARROW KEY
ADVANCES TO 
NEXT SYSTEM 
TEST NUMBER
UP ARROW
TURNS THE 
SYSTEM ON
DOWN ARROW
TURNS THE 
SYSTEM OFF