Electronic To Hot; Electronic Overheated - Henny Penny SmartCombi ESC 615 Troubleshooting Manual

SmartCombi™ Service
Consequence / description:
Error: "Electronic to hot:
The measured temperature of electronics amounts to at least 70°C (158°F). The cooked program is
stopped.
Error "Electronic overheated":
The measured temperature of electronics amounts to at least 80°C (176°F). The oven switches off
itself. After cooling down the device is operational again.
Position of the temperature probe:
The probe is located on the keyboard pcb on board. This cannot be exchanged one by one.
Troubleshooting:
Is the fresh air area free of dirt
(left hand side at the bottom of
the oven )?
No
Does the cooling fan work?
Check the function of relay K7
with the help of the relay test. In
the service area.
Yes
A device which produces high
temperatures is next to the left
side. Change structural situation.

Electronic to hot

Electronic overheated

Clean fresh air area.
No
Are 230 V at the supply of the
cooling fan during the unit is
running?
No
Exchange cooling fan.
Check the function of relay
K7 with the help of the relay
test. (Voltage measurement
at the respective outputs). If
No
the relay is broken, the
Yes
„reserve relay" function can
be use.
Exchange relay pcb if
necessary.
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