4 4-23 TROUBLE SHOOTING 4.7 Symptom Cause Corrective Action Section Loader creeps, won’t center Neutral adjustment Worn, loose linkage Binding, dragging parts Adjust linkage Replace, tighten parts Repair, replace 4.1 4.1 4.1 Steering jerky Worn, loose linkage Binding linkage Linkage adjustment Low charge pressure Replace Repair, replace Adjust Repair, replace 4.1 4.1 4.1 2 Loader doesn’t track straight Limiter stops Binding linkage Hydrostatic failure Adjust Repair, replace Repair, replace 4.1 4.1 2 Boom controls inoperative Damaged cables, linkage Safety switch ( s ) Bad electrical ground Blown fuse Replace Adjust, replace Repair Replace Replace parts Replenish Make repairs 4.2, 4.3 5 5 5 1, 5 1 1 Boom operation slow Cable linkage Aux.
hydraulics engaged Engine RPM low Control valve relief Cylinder seal, damage Replace, adjust Disengage Adjust Adjust, replace Repair, replace 4.2, 4.3 7 1 1 Boom controls stiff Cable wear Pivot wear Control valve wear Replace Replace parts Repair, replace 4.2, 4.3 4.2, 4.3 1 Auxiliary hyd. inoperative (solenoid control type) Blown fuse Switch ( s ) failure Aux.
valve malfunction Electrical short Bad electrical ground Replace Replace Repair, replace Repair Repair 5 5 1 5 5 Brake won’t hold Service plunger on brake valve open Brake disc wear or damage Inspect and service Repair, replace 2 2 Brake won’t release Blown fuse Safety switch malfunction Lack of hydrostatic charge pressure Brake valve failure Replace Adjust, replace Test, repair Repair, replace 5 5 2 2