11-055
TROUBLESHOOTING
2-4-1. Engine will not start (Starter motor does not run) 16/17
F-R lever must be in “N”.
Parking brake switch must be applied.
Foot brake switch must be ON (Brake pedal is not depressed).
Check whether exact meter multiple display shows any error code.
2) when display shows no error code
Reference Fig.: 2-4-1
Check point
Check/Cause
Action
10. Foot Brake Switch
(1) when starter switch is ON, measure voltage between
foot brake switch terminal COM inlet wire wY and
chassis ground.
Standard voltage : 12 V or more
(2) when starter switch is ON, measure voltage between
foot brake switch terminal NC outlet wire LgY and
chassis ground.
Standard voltage : 12 V or more
If above item (1) is OK and item (2) is NG, forward switch
is faulty.
•
Replace foot brake
switch.
11. Exact Meter Relay
(1) when starter switch is ON, measure voltage between
exact meter relay terminal 1, 3 inlet wire LgY and
chassis ground.
Standard voltage : 12 V or more
(2) when starter switch is ON, measure voltage of coil
between exact meter relay terminal 1 and terminal 2.
There is no electricity in normal condition.
(3) when starter switch is ON, measure voltage between
exact meter relay terminal 4 outlet wire LgR and chassis
ground.
Standard voltage : 12 V or more
If above items (1) and (2) are OK and item (3) is NG,
exact meter relay is faulty.
•
Replace exact meter
relay.
12. Parking Brake Switch (1) when starter switch is ON, measure voltage between
parking brake switch terminal 1 inlet wire LgR and
chassis ground.
Standard voltage : 12 V or more
(2) when starter switch is ON, measure voltage between
parking brake switch terminal 2 outlet wire BrY and
chassis ground.
Standard voltage : 12 V or more
If above item (1) is OK and item (2) is NG, parking brake
switch is faulty.
•
Replace parking brake
switch.
13. Parking Interlock
Relay
(1) when starter switch is ON, measure voltage between
parking interlock relay terminal 1 inlet wire BrY and
chassis ground.
Standard voltage : 12 V or more
(2) when starter switch is START, measure voltage
between parking interlock relay terminal 3 inlet wire Y
and chassis ground.
Standard voltage : 12 V or more
(3) when starter switch is START, measure voltage
between parking interlock relay terminal 5 outlet wire
GY and chassis ground.
Standard voltage : 12 V or more
If above items (1) and (2) are OK and item (3) is NG,
parking interlock relay is faulty.
•
Replace parking interlock
relay.
•
•
•
•
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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