Morris C2 Contour - Accumulator System Pressure Drop Excessive; Openers Can Not be Fully Pressurized; Openers Drop Quickly after Transport Lock Valve Is Closed; Openers Wont Lift or Lower

Troubleshooting
Problem Cause
Correction
C2 Contour Air Drill August 2014 8-3
Place valve into operating position.
Repair or replace cylinder.
Place openers valve in unlocked position.
Locate leaking line, fitting or cylinder and repair
or replace.
Fill tractor reservoir.
Replace filter.
Refer to Maintenance Section on Opener Body
Assembly for adjusting procedure.
Locate leaking line, fitting or cylinder and repair
or replace .
Put openers in float and adjust the reducing valve
fully in and out to loosen stuck spool.
Adjust reducing valve to higher pressure until
shanks no longer hang back.
Bleed hydraulic system.
Reduce speed and check field finish.
Add factory weight kit to rear depth beams.
Adjust reducing valve to higher pressure until
packer arms have desired pressure.
Reduce opener seeding depth.
Locate leaking line, fitting or cylinder and repair
or replace.
Valve in Bleed-Off position.
Leaking opener cylinder.
Openers valve in locked position.
Hydraulic line, fitting or cylinder
leak.
Low oil level.
Hydraulics clogged.
Pivot bolts too tight.
Hydraulic line, fitting or cylinder
leak.
Pressure reducing valve dirty or
stuck.
System pressure too low for seed
depth and soil conditions.
Air in hydraulic lines.
Ground speed too fast.
Back of drill frame is lifting.
Packing pressure too low.
Depth setting too deep.
Hydraulic line, fitting or cylinder
leak.
Accumulator system
pressure drop excessive.
Openers won’t lift or lower.
Openers can not be fully
pressurized.
Shanks hang back and trip
out during normal operation.
Seed rows covered in loose
soil after seeding.
Packer wheels bounce and
chatter excessively in field.
Openers drop quickly after
transport lock valve is closed.