SANY LATIN AMERICA
7-29
SY195/205/215/225C9 Crawler Hydraulic Excavator
Troubleshooting
Shop Manual - June 2013
Information in troubleshooting table
User Code
Service Code
Trouble
Title of failure shown in failure history
Display on monitor
—
Failure description
Failure is described on the monitor display.
Response from controller
When failure is detected, the controller has taken action to protect the affected
system or equipment.
Symptom of machine
Symptom that is shown on the machine due to action of controller.
Possible causes and standard value in normal state
Cause
Standard value in normal state and remarks on troubleshooting
1
Possible causes
of trouble (Given
numbers are ref-
erence numbers,
which do not indi-
cate priority)
<Inclusion>
●
Standard value under normal condition can be used to judge pos-
sible causes
●
Reference for passing the above "Good" or "No Good" judgement
<Symptom of Wiring Harness Failure>
●
Open circuit
Faulty contact with connector or open circuit in wiring harness
●
Faulty grounding
An ungrounded wiring is grounded.
●
Short circuit
A wiring has mistaken contact with a 24 V electric circuit.
2
3
4
5
Related circuit diagram
This is part of the circuit diagram which shows the portion where the failure occurred.
●
Connector No.: A connector number Indicates a connector.
●
Arrow: An arrow roughly indicates the installing location.
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