 |
|||
|
|
|||
|
Page Title:
HOOK ARM DOES NOT UNLOAD. (Cont) |
|
||
| ||||||||||
|
|
 TM 9-2320-364-34-1
4. HOOK ARM DOES NOT UNLOAD (CONT).
3.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Does hook
Unit Troubleshooting tasks
Operation test.
on Page 2-291
arm unload
completed.
with harness
Hook arm loads.
REASON FOR QUESTION
DC valve OK.
connectors disconnected
LH and RH Hook arm cylinders
If load control valve on port VB
from safe lowering solenoid
OK.
side of LH or RH hook arm
valves at port VA side of LH
manifold is faulty, fluid cannot
or RH hook arm manifolds
POSSIBLE PROBLEMS
enter cylinder while unloading. If
and safe lowering button
load control valve on port VA
pushed in?
Load control valve faulty.
side of LH or RH hook arm
manifold is faulty, fluid cannot
exit cylinder while unloading.
Safe lowering solenoid valves on
port VA side of LH and RH hook
arm manifolds only bypass load
Go to Step 5 of this
NO
control valves on port VA side.
Fault.
YES
2-290
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals