11-045
TROUBLESHOOTING
2-4-1. Engine will not start (Starter motor does not run) 11/17
Starter motor runs for only 2 seconds when starter switch is turned to START.
Check whether exact meter multiple display shows any error code.
1) when display shows any error code
Reference Fig.: 2-4-1
Error code
Check point
Check/Cause
Action
E44, E45 1. Connector
Check exact meter connector terminal 1, 2, 7 and 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 working
controller terminal wires.
Exact meter terminal 1 wire GW and working controller
(C1) terminal 3 wire Gw
Exact meter terminal 2 wire B and working controller
(C1) terminal 4 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. Working
Controller
(1) when starter switch is ON, measure voltage between
working controller (C1) power supply terminal 2 inlet
wire WB and ground terminal 1 outlet wire B.
Standard voltage : 12 V or more
(2) when starter switch is ON, measure voltage between
working controller (C2) power supply terminal 11,
12 inlet wire WB and working controller (C1) ground
terminal 1 outlet wire B.
Standard voltage : 12 V or more
(3) when starter switch is ON, measure voltage between
working controller (C2) terminal 9 inlet wire LgB and
working controller (C1) ground terminal 1 outlet wire B.
Standard voltage : 12 V or more
If above items (1), (2) are OK and (3) is NG, working
controller (C1) is faulty.
•
Replace working
controller.
4. CAN
Communication
(E44 only)
A normally operating working controller sends connection
verification signals to exact meter every 0.1 second. Exact
meter cannot receive connection verification signals that
are regularly sent from working controller for 1 continuous
second while operating.
Working controller is faulty.
•
•
Replace 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 “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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