Remove the main relief valve (Item 1) [Figure 20-40-116].
Remove the O-rings (Item 1) [Figure 20-40-117] from the main relief valve.
Installation: Always use new O-rings. Tighten main relief valve to 38 – 45 ft.-lb. (52 – 61 Nโขm) torque.
Hydraulic Tractor Troubleshooting