Shop Manual

20-137
Hydraulic Sedimentation
Special Tool
Serial No. Description Quantity
A Tape 1
1. Scraper blade oil cylinder extends
1) Start engine after test the pressure and
increase the hydraulic oil temperature
to such range of 40±5℃.
2) Put the bottom edge of scraper blade
on the ground and push oil cylinder to
leave the front wheel from the ground
for 300 mm.
3) Stop engine for 10 minutes and use
the disc tape to measure shrink value
of oil cylinder and piston rod.
2. Scraper blade oil cylinder retracts
1) Start engine after test the pressure and
increase the hydraulic oil temperature
to such range of 40±5℃.
2) Put the bottom edge of scraper blade
on the ground and push oil cylinder to
leave the front wheel from the ground
for 300 mm.
3) Stop engine for 10 minutes and use
the disc tape to measure shrink value
of oil cylinder and piston rod.
3. Scarifier oil cylinder extends (optional)
★ Use the same method with “Scraper
blade oil cylinder extends” to
measure.
4. Scarifier oil cylinder retracts (optional)
★ Use the same method with “Scraper
blade oil cylinder retracts” to measure.
5. Rear ripper oil cylinder extends (optional)
★ Use the same method with “Scraper
blade oil cylinder extends” to
measure.
6. Rear ripper oil cylinder retracts (optional)
★ Use the same method with “Scraper
blade oil cylinder retracts” to measure.