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12.4 Self-checking
If the warming device does not work at all (operating light is dark), please check the following points
before contacting the customer service:
+
Is the power supply interrupted?
+
Has a fuse blown (check auxiliary appliances)?
+
Is the plug correctly inserted in the socket?
+
Has the On switch been turned on?
+
Have the electronics been set incorrectly?
If the warming device is working, but incorrect (the products are too lukewarm or too hot), please check
the following points before contacting the customer service:
+
Is the ambient temperature too high?
+
Are there too many or too cool / hot products in the appliance?
+
Is the unit exposed to strong draughts?
+
Are the positions of the rotary switches correct?
If the listed possibilities are not the cause of the malfunction, please contact the cus-
tomer service.
We are not liable for loss of goods, even if the appliance is still covered by warranty. It
is therefore recommended that the temperature of the appliance be checked period-
ically.
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