. OPERATION EXPLANATION OF COMPONENTS METHOD OF USING FAULT CODE DISPLAY MODE a t . 3 - 29 NOTI The f ault items observed by this f unction are connected with th e electronic contr ol, so even if a fault code is no t displayed, is pro bably so me problem with th e machine. If the operator fee ls any problem wit h the machin e, the machin e should be sto immediately a nd checked Whe n any di sconnecti on or s hort circuit in any sensor i s detected, the l ocation and fault code are displayed 6-dig it code o n display panel B (multi-information). When contacting your Komatsu di stributor, inform your distri of th e code a t the sam e time.
If the failure observatio n functi on has not determined the condition of th e machi ne, the display is as shown i n the diagram o n the right. With this fu nction, ex isting failures can be displayed up to a maximum of 20 items. If mu ltiple fai lures are o ccurrin g, the d isplay automaticall y changes ever The y 2 seconds, so ch display is shown r eck th epeate e code (1). dly. REM To r eturn to the maintenance mode, operate the buzzer cancel switch t