Manuale di Istruzione
Instruction Manual
27/10/2010
15-D0410-/Y -/Z Rev. 1 EN
54
6.1
Troubleshooting
The following table provides a list of possible causes and checks in case a faulty
condition is encountered:
difetto riscontrato:
Type of fault
Actions
The equipment does not turn
ON (red pilot light OFF)
x
Check that mains supply voltage matches the functioning mains
voltage of the equipment (see data on the machine plate);
x
Check mains power supply line and proper plugging of mains
power cable
x
Check the status of the line fuses FU1 and replace if necessary
(item 14 of chapter 7);
x
Check the status of the mains switch QF1 and replace if (item 13
of chapter 7);
x
Check the status of the red pilot light HL3 and replace if necessary
(item 1 of chapter 7).
The equipment turns ON (red
pilot light ON) but, pressing
the
START
pushbutton the
power circuits do not activate
x
The
EMERGENCY BUTTON
has been pressed; release it;
x
Check the status of the
EMERGENCY BUTTON
and of its
contact SB1 and replace if necessary (items 11 and/or 12 of
chapter 7);
x
Check the status of the
START
push button and relevant contact
SB3 and replace if necessary (items 2and/or 4 of chapter 7);
x
Check the status of the
STOP
push button and relevant contact
SB2 and replace if necessary (items 6 or 7 of chapter 7);
x
Check the status of the functioning mode selector SB4 and replace
if necessary (item 8 of chapter 7);
x
Check the status of the timer TR1 and replace if necessary (item
10 of chapter 7);
x
Check the status of relay KA1 and replace if necessary (item 9 of
chapter 7).
The power circuits of the
equipment activate but the
START
lamp remains OFF
x
Check the status of the bulb of the
START
push button HL1 and
replace if necessary (item 3 of chapter 7).
The power circuits of the
equipment activate (
START
lamp ON) but the motor does
not activate
x
Check the status of relay KA1 and replace if necessary (item 9 of
chapter 7);
x
Check the status of the motor MF1and replace if necessary (item
17 of chapter 7).
Selecting the
TIMER
CONTROLLED
functioning
mode the seiving does not
start and does not stop at the
end of the preset time
x
Check the status of the timer TR1 and replace if necessary (item
10 of chapter 7).
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