Komatsu PC200-8M0, Shop Manual

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200 General Information on troubleshooting
Symptom and troubleshooting numbers
40-200
10
PC200, 200LC, 220, 220LC-8M0
SEN06132-01
Symptom and troubleshooting numbers
Symptom and troubleshooting number
No. Symptom of failure
Troubleshooting
Display
of code
E-mode H-mode S-mode
User code and failure code
1 User code and failure code are displayed on machine monitor
Follow the troubleshooting procedure for
the failure code.
2
The failure code is displayed on the mechanical system abnormality
record screen
3
The failure code is displayed on the electrical system abnormality
record screen
4
The failure code is displayed on the air conditioner or heater abnor-
mality record screen "Inspection by self-diagnosis function" in
Chapter 80
Check items related to engine
5 Startability is poor S-1
6 Engine does not start E-1 S-2
7 Engine does not pick up smoothly S-3
8 Engine stops during operation H-2 S-4
9 Engine runs rough or is unstable (hunts) S-5
10 Engine lacks power S-6
11 Exhaust smoke is black (incomplete combustion) S-7
12 Oil consumption is too much (or exhaust smoke is blue) S-8
13 Oil becomes contaminated early S-9
14 Fuel consumption is excessive S-10
15 Oil is in coolant (or coolant spurts back or coolant level goes down) S-11
16 Oil pressure drops S-12
17 Oil level rises (coolant or fuel in oil) S-13
18 Coolant temperature rises too high (overheating) S-14
19 Unusual noise is heard S-15
20 Vibration is excessive S-16
21 Preheater does not operate E-2
22 Automatic warm-up system does not operate (in cold season)
E-13
23 Auto-decelerator does not operate normally
E-14
Symptom related to work equipment, swing and travel
24
All of work equipment, swing, and travel does not work or can not
swing lock
E-20 H-3
25 All of work equipment, swing and travel work slow or lack power H-1
26 Engine speed lowers significantly or engine stalls H-2 S-6
27 Working mode does not change E-15
28 Unusual sound is heard from around hydraulic pump H-4
29 Fine control performance or response is poor H-5
Symptom related to work equipment
30 Speed or power of boom is low H-6
31 Speed or power of arm is low H-7
32 Speed or power of bucket is low H-8
33 Work equipment does not move in single operation H-9
34 Hydraulic drift of work equipment is large H-10
35 Time lag of work equipment operation is large H-11
36 Other wok equipment moves when one of work equipment is relieved H-12
37 One-touch power maximizing function does not work. E-22 H-13
38 Attachment circuit can not be changed E-35 H-28