Komatsu PC200-8M0 Shop Manual page 11

100 Index
Table of contents
Failure code [DY2EKB] Wiper Drive (Rev) Short .................................................................... 48
400 Troubleshooting of electrical system (E-mode)
Fuse locations .........................................................................................................................
Information contained in troubleshooting table ........................................................................
E-1 Engine does not start (Engine does not crank) .................................................................
E-2 Preheater does not operate .............................................................................................. 13
E-3 When starting switch is turned to ON position, machine monitor displays nothing ........... 17
E-4 When starting switch is turned to ON position (with engine stopped),
basic check monitor lights up. ................................................................................... 20
E-5 Precaution monitor lights up while engine is running ........................................................ 21
E-6 Emergency stop monitor lights up while engine is running ............................................... 23
E-7 Fuel level gauge does not indicate properly ..................................................................... 24
E-8 Engine coolant temperature gauge does not indicate properly......................................... 26
E-9 Hydraulic oil temperature gauge does not indicate properly............................................. 27
E-10 Displays on machine monitor are different from those for actual machine ..................... 30
E-11 Some areas of machine monitor screen are not displayed ............................................. 31
E-12 Function switch does not operate ................................................................................... 31
E-13 Automatic warm-up system does not operate (in cold season) ...................................... 32
E-14 Auto-decelerator does not operate properly ................................................................... 33
E-15 Working mode does not change ..................................................................................... 34
E-16 Travel speed does not change........................................................................................ 35
E-17 Alarm buzzer cannot be canceled................................................................................... 36
E-18 When starting switch is turned OFF, service meter is not displayed ............................... 36
E-19 Service mode cannot be selected................................................................................... 36
E-20 Any of work equipment, swing and travel do not operate or cannot be locked............... 37
E-21 Swing holding brake does not operate properly.............................................................. 39
E-22 One-touch power maximizing function does not operate properly.................................. 42
E-23 Travel alarm does not sound or does not stop sounding ................................................ 45
E-24 Horn does not sound or does not stop............................................................................ 46
E-25 Windshield wiper and window washer do not operate .................................................... 48
E-26 BOOM DOWN indicator is not displayed properly with monitoring function ................... 50
E-27 ARM DUMP indicator is not displayed properly with monitoring function ....................... 50
E-28 ARM IN indicator is not displayed properly with monitoring function .............................. 50
E-29 BOOM RAISE indicator is not displayed properly with monitoring function .................... 51
E-30 BUCKET CURL indicator is not displayed properly with monitoring function ................. 51
E-31 BUCKET DUMP indicator is not displayed properly with monitoring function................. 51
E-32 SWING indicator is not displayed properly with monitoring function............................... 52
E-33 TRAVEL indicator is not displayed properly with monitoring function ............................. 52
E-34 ATTACHMENT indicator is not displayed properly with monitoring function................... 53
E-35 Attachment hydraulic circuit cannot be changed ............................................................ 55
E-36 KOMTRAX system does not operate properly................................................................ 56
500 Troubleshooting of hydraulic and mechanical system (H-mode)
System diagram of hydraulic and mechanical system.............................................................
Failure mode and cause table .................................................................................................
Information in troubleshooting table ........................................................................................
H-1 Speed or power of whole work equipment, swing, and travel is low.................................
H-2 Engine speed lowers significantly or engine stalls............................................................
H-3 Work equipment, swing, and travel systems do not work ................................................. 12
H-4 Unusual noise comes out from around hydraulic pump.................................................... 13
H-5 Fine control performance or response is low.................................................................... 14
H-6 Speed or power of boom is low......................................................................................... 15
H-7 Speed or power of arm is low ........................................................................................... 16
H-8 Speed or power of bucket is low ....................................................................................... 17
H-9 Work equipment does not move in its single operation .................................................... 18
H-10 Hydraulic drift of work equipment is large ....................................................................... 19
H-11 Time lag of work equipment is large ............................................................................... 21
H-12 Other work equipment moves when one of work equipment is relieved......................... 22
H-13 One-touch power maximizing function does not work .................................................... 23
PC200, 200LC, 220, 220LC-8M0
SEN06111-03
SEN06138-00
4
6
8
SEN06139-00
4
6
8
9
11
9
00-100