Komatsu WA500-6H, Operation & Maintenance Manual, Page: 369 / 412

Attachments, Options 6.1 Handling load meter
WA500-6H – VEAM430100
6-17
5. Press the (
‘
) portion of the character display mode selector
switch.
“CALIBRATION EMPTY BUCKET“ is displayed on the char-
acter display.
6. Press the (Ø) portion of the character display mode selector
switch.
“STEP 1“ is displayed on the top line of the character dis-
play, and “FULLY ROLL BACK“ and “AT CARRY POSI“ are
displayed in turn for 3 seconds each on the bottom line.
7. Tilt the bucket back fully, then lower the lift arm to set to the
travel posture.
When the lift arm is lowered, the display on the character
display changes to “STEP 2 RAISE TO TOP“.
8. Raise the lift arm to the maximum height at the same speed
as for actual operations.
Depress the accelerator pedal to the same angle as for
actual operations. Do not change the angle of the accelera-
tor pedal. Always keep it constant. To make the lift arm
RAISE speed constant, carry out at the lift arm RAISE
detent.
This completes the calibration with empty bucket.
If the calibration is completed correctly, the buzzer sounds
and the character display returns to the normal service
meter and clock display.
If the calibration with empty bucket cannot be completed cor-
rectly, the buzzer sounds and the character display shows
“CALIBRATION“ on the top line and “EMPTY BUCKET“ on
the bottom line.
9. If the calibration with empty bucket cannot be completed cor-
rectly, carry out the procedure from Step 6 again.
C A L I B R A T I O N > <
E M P T Y B U C K E T
„
‘
S T E P 1
F U L L Y R O L L B A C
„
K
S T E P 1
A T C A R R Y P O S I
„
S T E P 2
R A I S E T O T O P
„
1 9 . 0 h
0 3 : 0 9
C A L I B R A T I O N > <
E M P T Y B U C K E T
„
‘