How to troubleshoot tractor switch type leakage fault

Author:Dekenag  Alice

Tractor switches include water drain switch of tank, oil drain switch of fuel tank and oil supply switch. The causes of switch leakage include: ball and seat wear, or impurity, or ball and seat cone do not fit tightly; Broken sealing ring; Screw loose, or rusty.

Exclusion methods:

(1) Replace worn ball or tee.

(2) Remove impurities and rust spots between ball and seat.

(3) Press and replace the damaged seal ring.

(4) Tighten or replace the nut.