HYDRAULICS
8B-6
6. No steering a. Faulty charge pump
b. Faulty implement relief valve
in hydro
c. Faulty steering valve
d. Faulty steering cylinder
a. Test charge pump
(Section 8L and Section 8M)
b. Perform implement relief test
(Section 8M)
c. Perform leakage test
(Section 8M)
d. Perform leakage test on cylin-
der (Section 8M)
7. No lift a. Faulty charge pump
b. Faulty implement relief in
hydro
c. Faulty lift valve
d. faulty lift cylinder
a. Test charge pump
(Section 8L and Section 8M)
b. Perform implement relief test
(Section 8M)
c. Check and test lift valve
(Section 8M)
d. Perform leakage test on lift
cylinder (Section 8M)
8. Mower deck slow or won’t
operate
a. Faulty implement pump
b. Faulty deck valve
c. Faulty deck motor
d. Check belt tension on deck
a. Perform test on implement
pump (Section 8M)
b. Perform test on deck valve
(Section 8M)
– Check relief valve
– Check solenoid valve
c. Perform leakage test on deck
motor (Section 8M)
d. Adjust belt tension
PROBLEM PROBABLE CAUSE REMEDY