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Komatsu WA320-7 Shop Manual page 13

Wheel loader

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E-4 While preheating is working, preheating monitor does not light up .................................. 40-750
E-5 All of LCD unit, LED unit, and meter unit on machine monitor display nothing .................. 40-752
E-6 LCD unit on machine monitor displays nothing.............................................................. 40-755
E-7 Backlight of LCD unit on machine monitor is abnormal (Backlight goes out or
flickers) .............................................................................................................. 40-757
E-8 LCD on machine monitor does not display properly ....................................................... 40-759
E-9 Meter unit display on machine monitor is abnormal ....................................................... 40-761
E-10 Night lighting lamp of meter unit on machine monitor is abnormal ................................. 40-764
E-11 Caution LED on machine monitor is abnormal............................................................. 40-767
E-12 LED of switch panel on machine monitor is abnormal or switches does not operate
properly ............................................................................................................. 40-769
E-13 Two switches operation of switch panel on machine monitor does not function .............. 40-771
E-14 Switch panel buzzer of machine monitor is abnormal................................................... 40-774
E-15 Rearview monitor does not light up or backlight flickers ............................................... 40-776
E-16 Rearview monitor images are not displayed clearly ..................................................... 40-779
E-17 Rearview monitor brightness cannot be adjusted ........................................................ 40-782
E-18 Night lighting lamp of rearview monitor is abnormal ..................................................... 40-785
E-19 Some items of gauges and caution lamps on machine monitor are not displayed
properly ............................................................................................................. 40-787
E-20 Parking brake indicator lamp does not light when the parking brake is set to ON (Parking)
position .............................................................................................................. 40-788
E-21 When brake accumulator oil pressure drops, the brake oil pressure caution lamp does not
light ................................................................................................................... 40-792
E-22 Air cleaner clogging indicator lamp does not light ........................................................ 40-794
E-23 Radiator coolant level caution lamp does not light ....................................................... 40-796
E-24 Indication of HST oil temperature gauge does not increase, or HST oil temperature
caution lamp does not light .................................................................................. 40-798
E-25 When brake pedal (inching pedal) is depressed, inching function does not work (travel
speed or traction force does not lower), or while not depressed, inching function
operates ............................................................................................................ 40-799
E-26 Fuel level gauge does not indicate correct level .......................................................... 40-801
E-27 Seat belt caution lamp indication is abnormal.............................................................. 40-803
E-28 Horn does not sound ................................................................................................ 40-804
E-29 Horn does not stop sounding..................................................................................... 40-807
E-30 Alarm buzzer does not sound .................................................................................... 40-809
E-31 When starting switch is in ON position, alarm buzzer does not stop sounding ................ 40-811
E-32 When emergency HST pump drive switch is operated, emergency HST pump does not
work or when emergency HST pump drive switch is not operated, emergency HST
pump works ....................................................................................................... 40-812
E-33 Setting does not change while operating traction control switch .................................... 40-814
E-34 Parking brake does not work even if it is applied, or the brake drags when parking brake
is released and FR drive is operated..................................................................... 40-816
E-35 Remote positioner does not work or cannot be released .............................................. 40-819
E-36 Bucket positioner does not work or cannot be released................................................ 40-821
E-37 Direction selector (FNR) switch mode is not selected or not released............................ 40-824
E-38 PZ auto tilt-in does not work ...................................................................................... 40-826
E-39 Tracktion level does not display MAX when max traction switch is turned ON ................ 40-829
E-40 ECSS function cannot be selected or cannot be released ............................................ 40-831
E-41 None of headlamp, clearance lamp, and tail lamp lights ............................................... 40-833
E-42 Clearance lamp ,tail lamp and license plate lamp do not light up or go out ..................... 40-835
E-43 Both High and Low beams of headlamp do not light up or go out .................................. 40-839
E-44 Low beam of headlamp does not light up or go out ...................................................... 40-843
E-45 High beam of headlamp does not light up or go out ..................................................... 40-845
E-46 Front working lamp does not light up or go out ............................................................ 40-847
E-47 Rear working lamp does not light up or go out............................................................. 40-851
E-48 All of turn signal lamps and hazard lamps do not flash or go out ................................... 40-855
E-49 Turn signal lamps do not flash or go out ..................................................................... 40-858
E-50 Hazard lamp does not flash or go out ......................................................................... 40-861
E-51 Brake lamp does not light or stays lighted ................................................................... 40-864
WA320-7
00 Index and foreword
Index
00-11

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