11-097
TROUBLESHOOTING
2-5-3. Machine moves neither forward nor backward 4/6
Parking brake switch must be released.
Foot brake switch must be ON (Brake pedal is not depressed).
Check whether exact meter multiple display shows any error code.
1) when display shows any error code
Reference Fig.: 2-5-1
Error code
Check point
Check/Cause
Action
E43
1. Connector
Check exact meter connector terminal 1, 2, 3, 7 and
traveling controller connector terminal 3, 4, 5, working
controller (C1) connector terminal 3, 4, working controller
(C2) connector terminal 9 for corrosion, breakage,
bending and looseness.
If any abnormality is found, connector is faulty.
•
•
Replace connector
or terminal.
2. Harness
Measure resistances between exact meter and traveling
controller terminal wires.
Exact meter terminal 1 wire GW and traveling controller
terminal 3 wire Gw, working controller (C1) terminal 3
wire GW
Exact meter terminal 2 wire B and traveling controller
terminal 4 wire B, working controller (C2) terminal 4
wire B
Exact meter terminal 3 wire B and traveling controller
terminal 5 wire B
Exact meter terminal 7 wire LgB and working controller
(C2) terminal 9 wire LgB
Standard resistance : 10 Ω or less
If resistance is abnormal, harness is faulty.
•
•
•
•
•
•
Replace harness.
3. Exact Meter
when starter switch is ON, measure voltage between
exact meter terminal 5 outlet wire WB and ground terminal
6 wire B.
Standard voltage : 12 V or more
If voltage is abnormal, exact meter is faulty.
•
•
Replace exact
meter.
4. CAN
Communication
A normally operating exact meter sends connection
verification signals to traveling/working controller every
0.1 second. Traveling/working controller could not receive
connection verification signals that were regularly sent
from exact meter for 1 continuous second.
Exact meter on transmission side or traveling/working
controller is faulty.
•
•
Replace exact meter
or traveling/working
controller.
5. Clearing
Error Code
and Judging
OK/NG after
Repair
①
when repair is complete, set starter switch to ON.
②
Place F-R lever in “N”.
Exact meter will display vehicle speed. Machine is in
normal state.
If display does not change to vehicle speed, check
above items again.
•
•
•
Содержание SW880-1
Страница 1: ...SW880 1 990 1 SHOP MANUAL 3498 6568A 0 ...
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Страница 15: ...SAFETY ...
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Страница 25: ...SPECIFICATIONS ...
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Страница 39: ...ENGINE AND CONTROLS ...
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Страница 47: ...HYDRAULIC SYSTEMS ...
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Страница 83: ...ELECTRICAL SYSTEM ...
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Страница 125: ...VIBRATORY DRUM ...
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Страница 171: ...BRAKE ...
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Страница 175: ...OPERATOR STATION ...
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Страница 179: ...WATER SPRAY SYSTEM ...
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Страница 183: ...INSPECTION AND ADJUSTMENT ...
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Страница 209: ...TROUBLESHOOTING ...
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