MARMON ANGELO PO BX101E, Technical Manual

Page: 113 / 121

Copyright by Servizio Clienti ANGELO PO Spa
113
7. ALARMS
7.1. Alarm Table BX standard
Display Problem Solution Note Note for Service
H2O
No water in the
chamber, or water
pressure too low
Check that
mains water is
present or
adjust the
pressure; if the
problem persists
inform the after-
sales service.
Convection
cooking cycles
can still be
carried out.
Check correct working conditions
of chamber water solenoid valve
and pressure switch. Check the
fuse F5 (1 A). Pressure Switch
connection: Common is connected
to fuse F5 and normally open (NO)
is connected to pin 42 of the power
board. The Solenoid Valve is
connected to Neutral and pin 6 of
the power board. Verify the inlet
water supply pressure and the
adjustment of the water pressure
reducer (about 1 bar)
E12
(ex Gas)
No mains gas, or
gas pressure too
low, or flame
detection failure.
Press reset
button (the
button may have
to e pressed
several times); if
the problem
persists inform
the after-sales
service.
Stop cooking if
this message is
repeated more
than once.
See “GAS ALARMS table”
OPE
Oven door opening
or closure request.
Open or close
the oven door.
Inform the after-
sales service if
this message
continues to be
displayed.
The cooking
cycle does not
start until the
door has been
opened or
closed as
required.
Check with a tester the function of
the door switch (remove the
connector from the power board).
The door switch is connected with
a 2 pole connector pin 21 & 22. On
older model with an 8 pole
connector on pin 27 & 28. It could
be interruption or short circuit.