. OPERATION EXPLANATION OF COMPONENTS WRK Work equipment controller (if equipped) 2. Press the top (>) of monitor panel mode selector switch 2 (1) again. If the condition is normal, the service meter is displayed for several seconds, then the display returns to the action code. If more than one failure has occurred at the same time, the next failure code is displayed. 3 - 11 FAILURE CODE DISPL If an action c ode is dis played on the charact er display, check the failure co de according to t he failure code di splay method give n below. When c ontacting you r Komatsu distributor to request r epairs , inform your d istributo r of the f ailure cod Method of displaying fai 1.
If a n action code is displayed display p ortion (4 selector switch 2 The acti on code w ill change to t he failur e code. T he f ailure cod e is displayed wit h the first 6 digit s on th e left f th e top line of the character displa T he c ode displ ayed after the space o n the right side o f the ailure code ind icates the controller th at detecte d the f ailure ode. T he c ompone th otto m line of t he character Top right code Controller detecting failure code MON M achine monitor TM Tr ENG E ansmission controller ngine controller