Selective Control Valves (SCV) Troubleshooting

SymptomProblemSolution

Flow control knob or detent does not turn

Dirt buildup.

Clean dirt from flow control knob shaft.

Remote cylinders rate-of-travel too fast or too slow

Incorrect flow control adjustment.

Adjust flow control.

Detent does not hold SCV lever (Deluxe inlet section)

Detent selector in wrong position.

Turn selector to correct position.

 

Mid SCV activated.

Avoid use of mid SCV.

 

3-Point Hitch activated.

Avoid use of 3-point hitch.

 

Low Engine rpm.

Increase engine rpm.

 

Pressure restriction with some implements.

Reduce oil flow by changing flow control setting.

 

Flow control or detent setting incorrect.

Adjust flow control and detent setting.

SVC lever released too soon (Deluxe inlet section)

Detent selector in wrong position.

Turn selector to correct position.

 

Implement is not connected to SCV I.

Connect implement to SCV I.

SCV lever does not release

Detent selector not in automatic detent position (Deluxe inlet section).

Turn selector to correct position.

See your John Deere Dealer.

 

Built in pressure leakage with some implements.

Increase oil flow by changing flow control setting.

 

Incorrect flow control (Deluxe inlet section).

Adjust flow control.

 

Over torqued cable to valve connection

Adjust torque at the connector.

Inlet section fails to function

Inlet section does not generate pressure.

Check M18 plug inside tank port in mid SCV.

HL70592,00002F4-19-20150707