New Holland T8010 Manual page 785

STEP 3 - Steering Relief Pressure Adjustment
Test Fitting and Tool Requirements:
•
1/4 inch Allen wrench
•
15/16 inch wrench
The steering relief valve is located in the priority/regulator valve. The priority/regulator valve is located on the top,
right hand side of the range transmission.
− Start and run the engine at 1000 RPM. Turn the steering against the stops.
− Loosen the lock nut and turn the adjustment screw in or out until the correct pressure is obtained.
- Steering Pressure Specification: 3000 PSI (207 bar).
A. If the correct pressure is obtained, torque the lock nut to 30 to 35 lb. ft. (41 to 50 Nm). After the lock nut
is torqued, check the steering pressure.
B. If the correct pressure is not obtained, check for the following:
•
Contamination in steering relief valve. Remove and inspect steering relief valve.
•
Excessive leakage past steering cylinder piston seals. Cap lines to steering cylinder(s) and retest.
•
Bad steering hand pump. Repair or replace steering hand pump.
Section 35 - Hydraulic Systems, 3PT - Chapter 2
1
1. STEERING RELIEF ADJUSTMENT
35-2-28
RI02D107