– 52 –
[No working
●
Not working correctly)
100V through terminal A
●
B?
3A fuse, thermo-fuse is
normal?
Is electric circuit normal?
Confirm 35V, 12V, 5V by
tester
Is LD202 (red color) turning
on and off?
Turn on outdoor unit
following “Manual of outdoor
unit single operation”.
Check self-checking lamp
signing.
In case 3A fuse is melted
and cut off, observe any
break down in other parts.
(Mostly Barista 2, Diode
stuck, Balance capacitor,
etc)
Check if there is anything
loose or out of place in the
connecting parts?
(CN8B, CN10, CN1, etc)
Is switching electrical circuit
ok?
Refer the mode of self-
checking lamp setting.
Exchange break-down parts.
Connecting tight.
Exchange break-down parts.
Inspection of outdoor
unit electrical
Ye s
Ye s
No
Ye s
No
No
Ye s No
Ye s
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