MAINTENANCE AND FAULT FINDING
L025317 Issue 5 July 2014 5-23
WATER CHILLER
• Check all hoses for blocking or holes on a regularly monthly basis.
• Never store the chiller without coolant.
• Exchange the coolant at least every two years.
• See the water chiller manual for the procedure to exchange the
coolant. (See Part 1 for safety guidelines).
• Avoid skin contact with the coolant. Always wear protective gloves and
safety goggles when working with the coolant.
• Coolant may be ordered from Domino.
TOUCHPANEL BUFFER BATTERY
This work should only be done by trained technicians.
An empty buffer battery is displayed by the error message
• 0271:Check da1ta and time settings. Press<F1>to resume, <F2> to
Setup
The TouchPanel stops booting and the date is set to “01/01/2010” and time
to “00:00”.
To replace the buffer battery:
• Disconnect the TouchPanel from power (external power and power via
X59 ethernet connection)
• Disconnect all cables and USB devices from the TouchPanel
• Dismount the TouchPanel out of the brackets and lay it with the front
side (touch screen) on a flat and soft surface to prevent damages to
the touch screen
• Remove all screws from the rear of the TouchPanel
• Open the TouchPanel carefully
• Locate the buffer battery
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