Seed Hawk TOOLBAR 2010 - Manual (Page 55)

Seed Hawk Manual Tool Bar Page 52
SYMPTOM POSSIBLE CAUSE SOLUTION
Shanks do not
maintain trip/packing
pressure in hilly
terrain. The “IN” pressure gauge indicates
less than 1200 lb
f
/in
2
(8 275 kPa).
Inspect quick couplers to ensure
complete engagement.
Excessive field operating speed. Reduce field operating speed.
Note: Trip/packing pressure may be
momentarily increased by activating
hydraulic Circuit #1 while passing
through a shallow dip in the terrain.
Intermittent electrical power
supply to shank solenoid coil. Ensure all electrical connections are
fully engaged and no open electrical
circuits to coil.
Shanks will not go
down under pressure Pivot points are too tight or
seized. Loosen up pivot points about 1/8 of a
turn. Don’t over loosen them.