Ariston 100 L Manuale tecnico - Pagina 30
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Error
Component
F1
main board
Error
Component
F2
main board
Error
Component
F3
display
Error
Component
F4
Pro-Tech anode
Error
Component
F5
Pro-Tech anode
Error
Component
fan
H2
evaporator sensor
4-way valve
Fault cause
Fault mode
faulty component → bad data flash
Fault cause
Fault mode
Too many on/off attempts
Fault cause
Fault mode
missing communication between card
boards → info missing to work
Fault cause
Fault mode
water missing → open circuit
damaged wirings → open circuit
bad connection of wirings → open circuit
Fault cause
Fault mode
faulty component → short circuit
Fault cause
Fault mode
fan capacitor/motor broken → break
damaged wirings → not working
bad connection of wirings → not working
physical impediments to the movement of
fan blades → not working
blades broken
faulty component → out of tune
incorrect positioning
faulty component → break
damaged wirings → not working
bad connection of wirings → not working
What to check
Check the functionality after a
temporary power disconnection from
mains
What to check
What to check
Check the functionality after a
•
temporary power disconnection
from mains
Verify the connection between
•
boards
What to check
Verify if the water is inside the tank
Visual check of the component
Check the correct connection with the
mainboard
What to check
Verify with a tester that the resistance
between terminals is not zero
What to check
Check the functionality after a
•
temporary ON/OFF power
disconnection
Verify that the resistance between
•
terminals is between 200-500 Ω
Verify that the resistance between
•
the terminals and the ground
connection of the terminal block is
more than 1 MΩ
Visual check of the component
Check the correct connection with the
mainboard
Visual check of the component
Verify with a tester that the resistance
between terminals is compliant with
the "SENSOR TEST TABLE"
Verify the proper positioning
Check the functionality after a
•
temporary ON/OFF power
disconnection
Verify that the resistance between
•
terminals is not zero or infinite
Verify that the resistance between
•
the terminals and the ground
connection of the terminal block is
infinitive
Visual check of the component
Check the correct connection with the
mainboard
30
What to do
If the component is faulty, replace it
What to do
Temporarily power disconnection
from mains
What to do
If the component is faulty, replace it
What to do
Fill the tank
If the component is faulty, replace it
Place the component in the right
position
What to do
If the component is faulty, replace it
What to do
If the component is faulty, replace it
If the component is faulty, replace it
Place the component in the right
position
Clean the component
If the component is faulty, replace it
If the component is faulty, replace it
Place the component in the right
position
If the component is faulty, replace it
If the component is faulty, replace it
Place the component in the right
position