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Example of the abnormality before previous display
While the previous display still appears,
press UP (TIMER)
Further details of the problem can be
displayed by pressing the SET switch.
Problem details
Problem display
••
• The display can be switched between the previous problem and the one before that by pressing the UP / DOWN
(TIMER) switches.
• After eliminating the cause of the problem, press the CHECK
switch once more to return to the normal display.
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