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2018-10-10
407-313M
NP30L or NP40L
95
Troubleshooting
The topics in this section presume that the implement
has a Great Plains-supplied CDS-John Blue
NGP-7055-K pump and for variable rate topics, the
Raven SCS 450 console
General Implement Troubleshooting ............................95
FOLD / FIELD Troubleshooting (2013+ 2-Point 5-Section
Only) .....................................................................96
Application Troubleshooting .........................................97
Variable Rate Troubleshooting .....................................99
Ground Drive Pump Troubleshooting .........................100
Hydraulic Drive Pump Troubleshooting ......................101
Troubleshooting sections are also found in the following
optional component manuals:
12-M-43: CDS-John Blue NGP Pump Parts and
Instructional manual
016-0159-831: Raven SCS-450 Installation, Operation
and Service manual
General Implement Troubleshooting
Problem
Cause
Solution
Fold or unfold
jerky or
imbalanced
Air in lines
Bleed fold circuit (page 106).
Lift jerky or
imbalanced
Air in lines
Re-phase lift circuit (page 45).
Depth stop
uneven
Air in lines
Re-phase lift circuit (page 45).
Lift-Assist
casters
oscillating
Caster stabilizer too lightly set
Increase spring tension on caster stabilizer piston
(page 112).
Uneven
application
depth
Excessive field speed.
Reduce field speed.
Coulters set too deep, lifting entire
implement
Reduce coulter depth.
Rough application conditions.
Rework the field.
Wings too
Shallow
Insufficient weight transferred to wings
Increase weight transfer (page 71).
Center too
Shallow
Excess weight transferred to wings
Decrease weight transfer (page 71).
Lift Before Fold
on 2-Point
Adjustment valve setting too restrictive
for lift
Adjust valve (page 140).
Slow
Lift-Assist on
2-Point
Adjustment valve setting too restrictive
for lift
Adjust valve (page 140).
Содержание Nutri-Pro NP30L
Страница 2: ...Table of Contents Index Table of Contents Index ...
Страница 154: ...NP30L or NP40L Cover Table of Contents 150 2018 10 10 Cover Table of Contents 407 313M ...
Страница 155: ...Table of Contents Index Table of Contents Index ...
Страница 156: ...Great Plains Mfg 1525 E North St P O Box 5060 Salina KS 67402 ...