Komatsu Avance WA500-3 User Manual

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ATTACHMENTS, OPTIONS
HANDLING AUTO-GREASING SYSTEM
TROUBLESHOOTING
If any abnormality occurs in the greasing system, the error codes will flash alternately to display the type of
abnormality.
Error code Item Cause Remedy
E
→
a Defective
pressurizing of
pump
Air in main piping
Air inside pump
Grease tank is empty
Grease leaking from main
piping
Run pump as necessary and release
grease from end of piping to bleed air
Release grease from air bleed in pump
to bleed air
Add grease
Check, tighten connections of main
piping (including hoses)
E
→
b Abnormality in
release of
pressure
Abnormality in
pressure-releasing
structure built into pump
Abnormality in
pressure-detection
equipment built into pump
Disassemble pressure-releasing portion
carefully, then check and clean
Check limit switch at pressure-detection
portion
E
→
c Abnormality in
pressure
detection
Abnormality in
pressure-detection
equipment built into pump
Abnormality in
pressure-releasing
structure built into pump
Check limit switch at pressure- detection
portion
Disassemble pressure-releasing portion
carefully, then check and clean
E
→
0 Empty tank
Greasing frequency limit
has been reached
Grease added during
frequency count
Add grease
Reset frequency counter to zero.
Confirm that 0 flashes three times on
7-segment LED by pressing reset button
on controller for more than 5 seconds.
6 - 11

Komatsu Avance WA500-3 Specifications

General

Brand	Komatsu
Model	Avance WA500-3
Category	Compact Loader
Language	English