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VL Series Portable Chillers, 0.25 to 1.5 Tons UGH020/0301
3. Other parameters are accessed with the “UP” and “DOWN”
button. With the “SET” button, the actual setting of each
parameter is displayed. To change a parameter setting,
push the “SET” plus the “UP” (or “DOWN”).
4. The system will automatically return to its normal operating
mode a few seconds after the programming procedure is
completed or interrupted.
E. ERROR ANNUNCIATION
1. Any sensor input defect will be displayed as follows: “ - - - ”
in case of shorted sensor - “ EEE ”; in case of sensor break or
sensor absence. The “ EEE ” error message also appears in
the event of overrange of underrange of the system
temperature.
2. It is recommended to double check the sensor wiring
before diagnosing a probe as defective.
3.4 SHUT DOWN/DISCONNECT SEQUENCE
A. PRECAUTIONS/WARNINGS
1. The operator must precisely follow all shut down
procedures outlined in this manual. If the operator fails to
do so, an unsafe condition can develop resulting in damage
to the unit or injury and/or death to operating personnel.
B. UNIT SHUT DOWN (without system disconnect)
1. To shut down the unit: toggle ‘off’ the rocker switch and
disconnect the electrical supply.
