• Home
  • Download PDF
  • Order CD-ROM
  • Order in Print
READING SERVICE CODES WITHOUT EXCAVATOR DIAGNOSTICS PROGRAM
ENGINE AND PUMP CONTROLLER FUNCTIONS

Maintenance Manual For Hydraulic Excavator Model 230Lcr
Page Navigation
  474    475    476    477    478  479  480    481    482    483    484  
img
TM 5-3805-280-24-1
Tests
9. Use the following procedure to clear existing
For more than one, the LED will have a flashing
service codes:
sequence for each existing service code with an
approximate 3 second interval between each
a. Install jumper wire into the top two terminals of
sequence. The flashing sequence continues as long
diagnostic port.
as the key switch in ON and jumper wire is
installed.
b. Turn the key switch ON.
NOTE: If no service codes exist or trouble is beyond
the scope of self-diagnosing function, the LED
c. Remove jumper wire from diagnostic port.
is ON for several seconds then goes OFF and
remains OFF.
d. Wait for two second.
With key switch ON but no jumper wire
e. Install jumper wire into the top two terminals of
installed in the diagnostic port, the LED comes
diagnostic port.
ON for several seconds, goes OFF, and then
starts a steady one seconds ON, one seconds
f. Check for service codes. The LED is ON for
OFF flashing sequence.
several seconds then goes OFF and remains
OFF if all necessary repairs were made.
6. Turn the key switch OFF.
g. Turn the key switch OFF
7. Remove jumper wire from diagnostic port.
h. Remove jumper wire from diagnostic port.
8. Make necessary repairs.
9025
25
27
CED,TX08227,2997
1913FEB982/2
6-157


Privacy Statement
Press Release
Contact

© Copyright Integrated Publishing, Inc.. All Rights Reserved.