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The display shows
"OFF 31C” the
machine is out of
order
Temperature probe cut off
Change the temperature probe
Il display shows
"
PLEASE LOAD
THE MASTER
PROGRAM
"
It has not been loaded any
master program in the CPU
board
Ask to Rhea technical service the correct
master file and load the file master with
flash card into the machine
17.2 Miscellaneous shortcomings
The shortcomings described in this section are not indicated by any message displayed on the machine.
SYMPTOM
PROBABLE CAUSE
SOLUTION
The machine does not switch
on (no component is
powered)
No mains voltage
Wait for the resetting of mains voltage
The boiler is overheated
Reset the safety thermal switch boiler.
Check the correct operation and cable of the
thermal probe or the resistance in the boiler
and replace them if necessary
One general fuse) is burnt
out
Replace it
The general safety switch
is faulty
Replace it
The machine does not switch
on (some components are
powered but the display is
off)
The fuse on the CPU
board (8.5 V) is burnt out
Replace it
The display is badly
connected to the board
Check the correct connection
The machine is on, the
selection starts regularly but
neither water nor ingredients
are dispensed
The power fuse (24 V) on
the board is burnt out
Replace it
MAN1260007 V.1 – 18/12/2014
32
Содержание Horeca Large 380
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