BAS-SVX48H-EN
55
Table 11. Diagnostics (continued)
Diagnostic
Probable Cause
Consequences Diagnostic Type
Entering Water Temp Failure Invalid or missing value for zone temperature.
• Fan Unaffected
(Enabled)
• Valves
Unaffected
• Outdoor Air
Damper
Unaffected
• DX/Electric Heat
Unaffected
Automatic
Discharge Air Temp Low Limit Discharge air temperature has fallen below the Discharge Air
Temperature Low Limit.
• Fan OFF
• Valves Open
• Outdoor Air
Damper Closed
• DX/Electric Heat
OFF
Smart reset/manual
Discharge Air Temp Failure Invalid or missing value for discharge air temperature.
• Simplified Zone
Control Algorithm
Runs
• Unit Shuts OFF if
Zone
Temperature
Fails
Automatic
Outdoor Air Temp failure Invalid or missing value for outdoor air temperature.
• Fan Unaffected
• Valved
Unaffected
• Outdoor Air
Damper
Minimum Position
• DX Cooling/
Electric Heat
Unaffected
Automatic
Humidity Input Failure Invalid or missing value for relative humidity.
• Fan Unaffected
• Valves
Unaffected
• Outdoor Air
Damper
Unaffected
• DX Cooling/
Electric Heat
Unaffected
Automatic
CO
2
Sensor Failure Invalid or missing value for CO
2
.
• Fan Unaffected
• Valves
Unaffected
• Outdoor Air
Damper
Unaffected
• DX Cooling/
Electric Heat
Unaffected
Informational
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