Y-8
Y-8
Operation Check (Crane Operation)
43
WY05-4510E
2. Hoisting
[Condition]
• L
oad
: None
•
Engine speed : Approximately 670 min
-1
to medium speed
[Procedure]
1. Shift the boom telescoping lever to full stroke first.
2. Make sure that the main winch moves slowly
while the auxiliary winch lever is slightly operated.
3. Make sure that the main winch does not move
while the auxiliary winch lever is operated to full
stroke.
3. Backward stability control
[NOTICE]
Extend the outrigger, and set up the machine
horizontally.
1. Select the on-rubber for outrigger set status on
the AML.
2. Direct the boom to over-front. The boom raising
operation must be stopped at 78° automatically.
3. If the boom cannot be directed to over-front, direct
it to over-side. The boom raising operation must
be stopped at 57° automatically.
4. The boom lowering must be available.
4. Outrigger emergency setting
[NOTICE]
For the location of the switch, refer to “Z-10 Electric
Parts Location Diagram (Upper), 1. Inside cab”.
1. Turn ON the emergency outrigger state register
switch (CN907) of the upper panel in the cab.
2. Icon flashes on the AML display.
3. Check that the extension width smaller than the
detected value can be registered on AML
manually.
5. Jib side up function
1. Automatic stop by two-blocking must not occur
while the jib set status is registered.
2. While the jib is mounted, check that the jib
stowing (by retracting the cylinder) is not available
when the jib connection pin is not inserted.
3. Check the jib lock icon (indicating that the jib lock
pin is inserted).
•
When the jib is secured on the bottom face of
the boom, the icon shown below appears.
•
After jib side-up stowing operation is completed,
check that the symbol goes out.
4. Check the jib drop prevention function.
Register the jib set status and perform the
following check.
•
While the jib lock pin is inserted and jib
connection is not inserted (assuming the
condition that the jib is swung from the bottom
face of the boom to the front of the boom
during jib mounting), check that you cannot
extend the boom when the boom angle is less
than 73°.
•
While the jib lock pin and jib connection pin are
inserted (assuming the condition that the jib is
secured on the bottom face of the boom and
going to be stowed by side-up), check that
you cannot extend the boom when the boom
angle exceeds 5°.
Содержание GR-500EXL-3
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Страница 8: ...7 WA04 4610E 6 Group index System Diagrams Data Adjustment and Checks Y Z Y Z...
Страница 96: ...Z 6 Z 6 Hydraulic Parts Location Diagram Upper 25 WZ07 3970E 5 Return 6 Drain 4 343 466 14000 3 343 466 15000...
Страница 102: ...Z 7 Z 7 Hydraulic Parts Location Diagram Lower 31 WZ07 3950E 2 Steering 2 346 418 02000...
Страница 107: ...Z 9 Z 9 Pneumatic Parts Location Diagram 36 WZ08 0590E 2 Service brake related lower 7 349 232 70000...
Страница 108: ...37 WZ08 0590E Z 9 Z 9 Pneumatic Parts Location Diagram 3 Control parts lower 4 349 232 60000...
