TW-357 REV E
Fill Solenoid Cycles On and Off
KRYOS features a
•Select MENU, USER OPTIONS, CONTROL OPTIONS,
If the controller detects that the valve is stuck in the open position (i.e., continues to fill after the valve is de- energized), it will attempt to
•To activate or
Repeated cycling of the solenoid valve could be attributable to moisture invasion on the controller circuit board.
1.Check gasket seals.
2.Access control board and allow time to fully dry.
Fill Solenoid Makes Humming Noise
Turn fill valve on and off using the control panel. If humming continues, it should continue to operate reliably. If the noise is excessive, replace solenoid valve.
Transformer Makes Humming Noise
This noise is a normal byproduct of most block transformers. The transformer has a
Display = “Check”
The word CHECK will flash during periods of
Lid Open Alarm
A lid switch is located on the front hinge. The switch lever should actuate when the hinge is opened and again when it is shut.
1.Confirm that the two spade connectors are connected to the back of the switch. They should be attached to the “G” and the “N/C” connections.
2.The switch can be bumped or moved during shipment. Adjust switch up until closed hinge will actuate switch lever.
QCF (Quick Chill Feature) Will Not Operate
See LID OPEN ALARM
To activate or adjust times: Select MENU, USER OPTIONS, CONTROL OPTIONS, LID/DEFOG SETTINGS, QUICK CHILL.
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