Takeuchi TB 250 - The Dozer Blade Cannot Support the Machine; The Spontaneous Drop of Dozer Blade Is too Large

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DOZER BLADE
TROUBLESHOOTING
The spontaneous drop of the dozer blade is too large, or the dozer blade cannot support the machine
1
Is the spontaneous drop
of the dozer blade within
specs?
W
ithin specs
Normal
Out-of-specs
2
Check
for leakage inside
the dozer blade cylinder
Faulty
Repair
or replace the housing
block
Normal
3
Inspect
the swivel joint
and the control valve
Faulty
Repair
or replace the swivel
joint or control valve
1. Is the spontaneous drop of the dozer blade within
specs?
“2. Service data, Performance criteria”
2. Check for leakage inside the dozer blade cylinder
a. Using the hoe attachments, raise the machine, then
lower the blade fully.
b.
Disconnect the hose from the rod side of the dozer
blade cylinder and drain oil from the piping.
Install the plug (1) on the hose just disconnected.
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