Sakai SW880-1, Руководство по ремонту

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11-031
TROUBLESHOOTING
2-4-1. Engine will not start (Starter motor does not run) 4/17
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.
1) when display shows any error code
Reference Fig.: 2-4-1
Error code Check point Check/Cause Action
E01 or E02 4. F-R Lever
Potentiometer 2
(1) when starter switch is ON, measure voltage between
F-R lever potentiometer 2 terminal inlet wire R and
ground terminal 1 wire B.
Standard voltage : 5
± 0.5
V
(2) when starter switch is ON, measure voltage between
F-R lever potentiometer 2 terminal outlet wire WR and
ground terminal 1 wire B.
①
When F-R lever is “N”
Standard voltage : 2.5
± 0.015
V
②
When F-R lever is “F”
Standard voltage : 3.8
± 0.02
V
③
When F-R lever is “R”
Standard voltage : 1.2
± 0.02
V
If above item (1) is OK and any of measurements in item
(2) is NG, F-R lever potentiometer 2 adjustment is faulty.
•
Adjust F-R lever
potentiometer 2 or
replace it even if
measurement is out
of standard after
adjustment.
5. Traveling
Controller
(1) when starter switch is ON, measure voltage between
traveling controller 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
traveling controller terminal 8 outlet wire R (positive
side) and 9 wire B (ground side).
Standard voltage : 5
± 0.5
V
If above item (1) is OK and item (2) is NG, traveling
controller is faulty.
•
Replace traveling
controller.
6. 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”.
③
Exact meter will display vehicle speed (0.0).
If E01 or E02 is displayed, check above items again.
④
Place F-R lever “F” or “N”.
⑤
Exact meter will still display vehicle speed (0.0).
Machine is in normal state.
If display changes to E01 or E02, check above items
again.
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