Hydraulic oil overheats | Low or high oil supply | Check sight glass and fill system with correct oil |
| | Oil cooler air passages clogged | Clean oil cooler |
| | Internal hydraulic leak | See your John Deere™ dealer |
| | Implement hydraulic load not matched to tractor or not properly routed back into tractor hydraulic system | See Remote Hydraulic Connections |
| | Mid-mount valve (If Equipped) flow and detent settings incorrect | Adjust settings. (See Hydraulics and Selective Control Valves section.) |
| | Clogged transmission/hydraulic oil filter | Replace filter |