|
System overheating.
| Fan belt slipping or broken. |
Replace belt or tensioner.
|
| |
Side screens plugged.
|
Clean screens.
|
| |
Low on oil.
|
Check for leak and correct.
|
| |
Oil cooler core plugged.
|
Clean oil cooler.
|
| |
Exceeding relief valve pressure.
|
Reduce speed.
|
| |
Plugged oil cooler bypass valve.
|
See your John Deere
dealer.
|
| |
Excessive high-pressure leakage.
|
See your John Deere
dealer.
|
| |
Charge flush is inadequate.
|
See your John Deere
dealer.
|
| |
Loop flush is inadequate.
|
See your John Deere
dealer.
|
|
Sprayer will not travel forward or reverse with multi-function
lever in forward or reverse.1
| Low on oil. |
Check for leak and correct.
Fill hydraulic reservoir with oil to center of sight tube.
|
| |
Plugged hydrostatic filter(s).
|
Change filter element(s).
|
| |
Hydro linkage improperly adjusted.
|
Adjust hydro linkage.
|
| |
Exceeding limiter pressure.
|
Shift to low speed.
|
| |
Broken drive shaft from engine to pump.
|
Repair as needed.
|
| |
Air leak in system.
|
Tighten connections.
|
| |
Drive system inoperative.
|
Check pump, motor, and
hydro cable or (see your John Deere dealer.)
|
|
Ground travel speed erratic.
| Radar picking up signals from tall crops. |
Disconnect radar and
use wheel speed sensor.
|
| |
Wheel speed sensor faulty.
|
Repair or replace.
|
| |
Low on oil.
|
Check for leaks and
correct. Fill hydraulic reservoir to center of sight tube.
|
| |
Plugged hydrostatic filter.
|
Change filter element.
|
| |
Exceeding limiter pressure.
|
Reduce speed.
|
| |
Plugged shift orifice.
|
Could be something wrong
inside motor so swash plate angle is not changing.
|
| |
Drive system unable to maintain charge pressure.
|
See your John Deere
dealer.
|
|
Sprayer not responding to target speed switch.1
| Bad fuse. |
Replace fuse.
|
| |
Low on hydrostatic oil.
|
Check for oil leaks
and correct. Fill hydraulic reservoir to center of sight tube.
|
| |
Defective solenoids or switches.
|
Check and repair as
needed.
|
| |
Plugged hydrostatic filter.
|
Change filter element.
|
| |
Air in system.
|
Tighten connections,
hose clamps, and check for broken hydraulic lines.
|
| |
Drive system unable to build up charge pressure.
|
See your John Deere
dealer.
|
| |
Faulty hydrostatic motor.
|
See your John Deere
dealer.
|
|
Lack of power or loss of power.1
| Low on hydrostatic oil. |
Check for leaks and
correct. Fill hydraulic reservoir to center of sight tube.
|
| |
Plugged hydrostatic oil filter.
|
Change filter element.
|
| |
Leaking or broken oil line or connection.
|
Check and repair as
necessary.
|
| |
Low charge pressure.
|
See your John Deere
dealer.
|
| |
Drive system unable to maintain or build up pressure,
or relief pressures incorrectly set.
|
See your John Deere
dealer.
|
| |
Excessive high-pressure leakage.
|
See your John Deere
dealer.
|
|
Wheel hubs/motors will not engage.
| Hydrostatic system out of oil. |
Check oil level for
leaks and correct. Fill hydraulic reservoir to center of sight tube.
|
| |
Drive hubs disengaged.
|
Engage drive hubs.
|
| |
Park brake not releasing.
|
Check park brake solenoid.
|
| |
Hoses incorrectly connected.
|
Correctly connect hoses.
(See your John Deere dealer.)
|
| |
Damaged or faulty wheel motors.
|
See your John Deere
dealer.
|
| |
Damaged or faulty drive hubs.
|
See your John Deere
dealer.
|
| |
Faulty wheel motor/hub coupling.
|
See your John Deere
dealer.
|