John deere troubleshooting

Which model john Deere is it? The locations can be different depending on the Cab layout. The panels are often located either under the dash or behind the drivers seat covered by a small clip out trim panel.

Sounds like a hydraulic restriction in the "down" circuit.

Troubleshooting - Operator's Manual - John Deere

manuals.deere.com/cceomview/OMM136969.../OMM136969_L013.htm...
Fuel shut-off valve turned off (if equipped). · No fuel or ... Open-circuit in wiring. Engine is hard to ... Fuel pump output not adjusted to specification. · Improper fuel ...images for john deere 625i wiringimages for john deere 625i wiring
images for john deere 625i wiring

Troubleshooting - Operator's Manual - John Deere

manuals.deere.com/cceomview/...J7/Output/OMLVU17926_J716.html

See your John Deere Dealer. Fuel pump not ... Brakes dragging. Misadjusted .... Parkbrake locked. ... Cruise Set/Decel switch is held or stuck on. No cruise ...

Service Engine - Operator's Manual - John Deere

manuals.deere.com/cceomview/OMM139226.../OMM139226_A99.html

Warranty repairs must be performed by an authorized John Deere dealer. ... 3. Push down on front of hood to lock latch. ... brake. 2. Stop engine. Allow engine to cool. 3. Raise hood and latch open. 4. ... Remove right side engine shield from tractor. ....Check engine speeds when engine is warmed up and not under load.

got to be low fluid level only thing could be

If memory serve's it's a whole new control lever.

With the unit not running does the lever stick?

check the control valve for the lift operation. If it tilts then the hydraulic pump should be ok but if it is not lifting then then the pressure is not getting to the cylinders to push on the rams. Is there enough oil in the reservoir for the operation.

On my Bobcat it's low hyd fluid.

Here's the link and I'm sure you will get the solution of your problem.
John Deere 755 Workshop Service Repair Manual