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Troubleshooting
Safety, Operation and Maintenance Manual - Aug 2012
6-4
SY115C9/135C/155H Crawler Hydraulic Excavator
6.1.2 Troubleshooting procedure
1. Check and determine failure symptom.
Ask for the following information upon ser-
vice request of a client.
●
Name of client
●
Model and serial number of machine
●
Detailed information on job site, etc.
Obtain general information through ques-
tions.
●
Failure encountered
●
Working condition when failure occurs
●
Working environment
●
Repair and maintenance history
2. Determine possible locations of failure.
Refer to Troubleshooting Section in this
manual in order to find possible locations
of the failure.
3. Prepare tools for troubleshooting.
Tools required:
●
T-connector
●
Hydraulic gauge, etc.
●
Refer to the Parts Book and prepare
necessary replacement parts.
4. Go to job site.
5. Ask operator for more information on the
failure.
●
Is there any abnormality before the fail-
ure occurred?
●
Does the failure occurred suddenly?
Содержание SY115C9
Страница 109: ...System Functions Safety Operation and Maintenance Manual Aug 2012 3 4 SY115C9 135C 155H Crawler Hydraulic Excavator ...
Страница 193: ...Operation Safety Operation and Maintenance Manual Sep 2012 4 4 SY115C9 135C 155H Crawler Hydraulic Excavator ...
Страница 263: ...Maintenance Safety Operation and Maintenance Manual Aug 2012 5 4 SY115C9 135C 155H Crawler Hydraulic Excavator ...
Страница 403: ...Specifications SY115C9 135C 155H Crawler Hydraulic Excavator 7 2 Safety Operation and Maintenance Manual Aug 2012 ...