TROUBLESHOOTING
SEQUENCE OF EVENTS IN TROUBLSHOOTING
SEQUENCE OF EVENTS IN TROUBLESHOOTING
Office, shop @-“;
m Jobsite
step 1
1 Examination, confirmation of syrnptoms~
1) When a request for reparrs is recerved,
first ask the following points.
.
Name of customer
.
Type. serial number of machme
.
Detarls of jobsite. etc.
2) Ask questrons to gain an outline of the
problem.
* Conditron of failure
.
Work being carried out at the time
of the failure
\
Ring! Ring!
--------
’ Operating envwonment
* Past history. details of maintenance,
etc.
1 I Look at the troubleshooting sectron of the
shop manual to find locations of possrble
causes
step 3
1 Preparation of troubleshootmg tools]
1 I Look at the table of troubleshooting tools
in tlie shop manual and prepare the
necessary tools.
* T-adapter
.
Hydraulic pressure gauge kit, etc.
2) Look in the parts book and prepare the
necessary replacement parts.
Drive and operate the machrne to confirm
the condition and judge
rf there is really a
Was there anything strange about the
machine before the failure occurred?
Did the failure occur suddenly’
Had any repairs been carried out before the
failure?
J
XlODD060
20-65
0
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