Kubota EA330-E4 Series - Electrical System

ENGINE
EA330-E4, WSM
1-S22
(5) Electrical System
Fan Dynamo
1. Check the continuity among the leads following the table
2. Check the continuity among the leads following the table
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Starter
Motor Test
1. Disconnect the ground cable clamp from the battery negative
terminal post.
2. Disconnect the battery positive cable and leads from the starter.
3. Remove the starter from the engine.
4. Disconnect the connecting lead from the starter C terminal.
CAUTION
• Secure the starter in a vise to prevent it from jumping up
and down while testing the motor.
5. Connect a jumper lead from the connecting lead to the battery
positive terminal post.
6. Connect a jumper lead momentarily between the starter
housing and battery negative terminal post.
7. If the motor does not run, check the motor.
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Glow Plug
Glow Plug Disconnection / Short-circuit Test
1. Remove the glow plug cord.
2. Measure the resistance between the thread (1) at the glow plug
end and engine body or the resistance between the thread and
housing (2) with an ohmmeter.
3. If the resistance is 0 ohm or infinity, replace the glow plug.
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(1) (2) (3)
(1) Continuity Continuity
(2) Continuity Continuity
(3) Continuity Continuity
(1) Lead (Red)
(2) Lead (Yellow)
(3) Lead (Yellow)
(1) Body Earth (2) Connecting Lead
Glow plug resistance Factory specification
0.9 Ω
(Normal temperature)
(1) Thread (2) Housing
KiSC issued 05, 2015 A