6 Troubleshooting
Troubleshooting by protection code (Outdoor unit)
SMGB0135 rev.0 - 06/2020
79
6
Protection
code
P116
Software Ip cut stop
• Outdoor unit LED301 blinks 16 times.
• This protection code is displayed continuously until the abnormal situation ends, without leading to an alarm.
LD301 blinks 16 times.
Compressor stopped since current exceeded
the threshold value due to high load. It
restarts after a xed time (3 minutes).*
* This is not a failure in case that
operation continues after restarting.
High load stop
Yes
Abnormal
Abnormal
Normal
Normal
Yes
Yes
No
No
No
No
Is the heat exchanger of the outdoor unit clogged
or are its surroundings blocked by something?
Is there any abnormality in the refrigerating cycle?
Is the service valve open?
Check the compressor
for loose connectors and
continuity of the cord.
Is a leakage breaker
installed?
Is the insulation of the compressor
normal? Check it with a megger.
Replace the parts found to be
defective based on the results of
the “self-check” evaluation.
Replace the compressor and
inspect the outdoor electrical
parts.
Fix the point of
abnormality.
Open the service valve.
Conduct a “self-check”.
Remove the cause of the
problem.
Fix the point of abnormality.
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