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10.3 Eco-Navi operation doesn’t work
(PC/FC/IC cooling condition is normal)
NR-BY552 / NR-BY602
YES
NO
Turn off setting
YES
NO
NO
It is normal (keep a wait and see)
If it meets the above condition, ECO-NAVI operation begins and the lamp lights when the door opening and closing
is not done for 3 hours. (with some exceptions)
Test of ECO-NAVI operation. (Quickly confirms for turning on the { ECO-NAVI } lamp)
7
White in service mode, shield the sensing part of ECO-NAVI sensor from the light.
Keep 1 minute without door opening and closing to turn on the { ECO-NAVI } lamp.
Precondition : The refrigerator compartment and freezer compartment are set to { 2 (Middle) }.
Press “Freezer” button 5 seconds.
6
Is the FC temperature -17
°C or below?
4
3
Does LED indicate “Econavi Led” or
“Quick Freezing” or “Freezer Control”
LED lighting and blinking?
Does “Quick Freezing” function
operating?
2
Is the temperature control set to
{ 2 (Middle) } for FC?
1
• Faulty control PCB.
• Faulty operation panel PCB.
NO
• The internal temperature is high,
ECO-NAVI will not operate.
Does “Freezer Control” LED turn on
MAX blink?
5
YES
YES
• Some LED indicator is displayed on
the notice indicator area, ECO-NAVI
will not operate.
NO
• FC set to { 2 (Middle) }
• Faulty operation panel PCB.
Unlit (ECO-NAVI)
YES
• Quick Freezing is operating,
ECO-NAVI will not operate.
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