Series 200
260 to 243
Num. Com-
ponent
Conditions Diagnosis
260
P1
The pressure measured
by the sensor is lower than
30 mbar
● Check the connection from the sensor to the correspond-
ing board.
●
check the power supply to the board (18 VAC for A2,
11.5VAC for A4)
●
Check that another component connected to the board is
not affecting the measurement from the sensor. Proceed by
a process of elimination by unplugging one after the other,
including the actuator potentiometers.
261
P2
262
P1
DANGER OF BURNS!
HANDLE WITH CARE!
During the pressure mode
the temperature rises but
not the pressure!
●
Turn off the unit in order to let it depressurise
● Before unlocking make sure that the pan is pressure-free
● Check the cleanliness of the pressure-
measuring circuit.
●
Clean the circuit.
● check the functioning of the pressure sensor P1 / P2 and
the pressure switches F7/F11, F12/F13
●
If all this is checked and ok, then recalibrate the unit. These
are the essential conditions: Enough water in the pan, insert
the core probe, the pan must be lined (no lining panel miss-
ing)
263
P2
XIII.09
v03 • July-2016 • Hen
Service message module
Line Units Serial number (starting from) Sw Revision
VCCM
VCCWE
All ExxXH1009xxxxxxx 01-00-08
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