Rockshaft and Quick-Coupler 3-Point Hitch Troubleshooting

SymptomProblemSolution

Insufficient transport clearance

Center link too long.

Adjust center link.

 

Lift links to long.

Adjust lift links.

 

Implement not level.

Level implement.

 

Implement not properly adjusted.

See implement operator's manual.

 

Center link in upper holes.

Move center link to lower holes.

 

Sway chains adjusted to short.

Lengthen sway chains.

Hitch drops slowly

Rockshaft rate-of-drop control not properly set.

Adjust rate-of-drop knob.

Hitch fails to lift or lifts slowly

Excessive load on hitch.

Reduce load.

 

Hitch fails to lift or lifts slowly

Adjust flow divider valve and /or change the allocation.

 

Low oil level.

Fill system with proper oil.

 

Hydraulic oil too cold.

Allow oil to warm.

 

Transmission-hydraulic oil filter clogged.

Replace filter.

 

Transmission-hydraulic filter screen clogged.

Clean or replace screen.

Implement will not operate at desired depth

Lift links too short.

Adjust lift links.

 

Lack of penetration.

See implement operator's manual

 

Improper setting of limit stop.

Reset position limit.

 

Improper setting of draft lever.

See section “Rockshaft and Three-Point Hitch”.

Insufficient or no hitch response to draft load

Center link in upper holes.

Move center link to lower holes.

 

Draft control lever in “Off” position.

Move lever rearward.

 

Lift links too short.

Adjust lift links.

 

Flow divider valve closed

Adjust flow divider valve and/or change the allocation

 

Lack of penetration.

See implement operator's manual.

 

Rate-of-drop too slow.

Adjust rate-of-drop valve.

Hitch too responsive

Center link in lower holes.

Move center link to upper holes.

 

Sensitivity valve set too responsive

Adjust sensitivity valve

Hitch drops too fast

Rate-of-drop set too fast.

Adjust rate-of-drop.

OULXA64,00002A7-19-20040701