wsm L4701 User Manual

ELECTRICAL SYSTEM
L3301, L3901, L4701, WSM
9-S26
[7] STARTING SYSTEM
(1) Key Switch
Key Switch
1. Remove the steering wheel and rear bonnet.
2. Disconnect connector of key switch (1).
3. Performer following checking.
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Connector Voltage
1. Measure the voltage across the connector B terminal and
chassis.
2. If the voltage differs from the battery voltage (11 to 14 V),
battery, slow blow fuse or wiring harness is damaged.
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Key Switch at ON Position
1. Turn the key switch "ON" position.
2. Measure the resistance across the B terminal and the AC
terminal.
3. If 0 ohm is not indicated, renew the key switch.
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Key Switch at START Position
1. Turn and hold the key switch at the "START" position.
2. Measure the resistances across the B terminal and the AC
terminal, and across the B terminal, and the ST terminal.
3. If 0 ohm is not indicated, renew the key switch
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(1) Key Switch
Voltage
Connector B terminal –
Chassis
Approx. battery voltage
A: Wire Harness Side Connector 4C
Resistance B terminal – AC terminal 0 Ω
A: Key Switch Side Connector 4C
Resistance
B terminal – AC terminal 0 Ω
B terminal – ST terminal 0 Ω
A: Key Switch Side Connector 4C
KiSC issued 09, 2016 A

wsm L4701 Specifications

General

Brand	wsm
Model	L4701
Category	Tractor
Language	English