25
22
Ref
rigeration Overload Protection
2
3
2
4
I
ndoor
High Temperature Protection
2
5
f
re
ezing Protection in Refrigeration Room
2
6
2
7
Func
tion protection prompt of frequency
S
ee
the Error List
2
8
Tr
oubleshooting Guide on Category-L Failures
S
ee
the Error List
E
xample:
Explanation
of error
Cause: explain the principle of the specific error.
Inspection path: The basic order of troubleshooting. Related key
position
T
ools
required
for inspection
Tools that should be carried for such troubleshooting, and
replacing parts that may be necessary for such error.
F
requent
problematic
part
Any possibly broken part related to the error may be the parts that
need to be replaced.
I
ns
pection
procedure
and key
points
All the troubleshooting procedures for the reference of
maintenance staff are prepared from simple to complex, from
surface to Indoor Unit, and from test to replacement.MAlthough
these key points do not cover all the error, and difficult or special
problems are not included as well, but they can cover most of the
common error.
S
pe
cial
attention
Here are some often-overlooked problems for the reference of the
maintenance personnel.
T
he
problems in the market are always more than we think, so it is necessary for the
maintenance personnel to understand the principle of air conditioning operation, and
to make a flexible judgment of the fault in combination with the actual conditions. We
we qlcome the maintenance personnel to constantly put forward new problems in the
actual work, record the solutions and enrich our troubleshooting guide list.
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