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RFHU Operator’s Manual - Shelf Control
RFHU OPERATING INSTRUCTIONS SHELF CONTROL- Continued
FAULTS
On occasion faults may be detected and displayed
such as; SENSOR FAULT, LOW TEMP FAULT and HIGH
TEMP FAULT. When a fault occurs, the specific fault
will be displayed on the runtime screen. For exam-
ple, in the below a “LOW TEMP FAULT” has occurred
in the “ROW 1 Top” temperature zone.
A fault indicator ( )also exists on top of the “grid”
icon in the lower right hand corner. See below.
The below runtime screen displays a sensor fault on
“Row 1 Top”.
The below runtime screen displays a High
Temperature fault on “Row 1 Top”.
When a fault occurs in a different temperature
zone but not on the active zone that is currently
displayed the icon will again be displayed on the
grid icon in the lower right hand corner even if the
current temperature zone does not have a fault.
When clicking on the grid icon the display of all
temperature zones with their setpoint temperature
will be displayed. Any zone that that contains a fault
will have an error icon displayed.
