Takeuchi TB216 Workshop Manual

3
5
ARM
TROUBLESHOOTING
5G1AX00ARM
Arm cylinder operation is slow or lacks force
1
Is the speed of the arm
cylinder within spec?
Within spec
Normal
Out-of-spec
2 Check the pilot valve
Faulty
Repair or replace the pilot
valve.
Normal

Check the spool opera-
tion
Faulty

block.
Normal
4
Test the port relief valve
with a replacement valve

The port relief valve faulty
Repair or replace the port re-
lief valve.

5
Check for leak inside the
arm cylinder
Faulty
Repair or replace the arm cyl-
inder.
1. Is the speed of the arm cylinder within spec?

2. Check the pilot valve.
“Arm cylinder does not move, 2. Check the pilot
valve”
3. Check the spool operation.

operation”
4. Test the port relief valve with a replacement valve.

the port relief valve”

Takeuchi TB216 Specifications

General

Engine Make	Yanmar
Engine Model	3TNV70
Transport Width	980 mm
Bucket Capacity	0.04 m³
Maximum Reach	4, 040 mm
Max Reach at Ground Level	3, 980 mm