Electrical System - Kubota EA330-E4 Series Workshop Manual

EA330-E4, WSM

(5) Electrical System

Fan Dynamo
1. Check the continuity among the leads following the table
(1)
(1)
(2) Continuity
(3) Continuity
2. Check the continuity among the leads following the table
(1) Lead (Red)
(2) Lead (Yellow)
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.
(1) Body Earth
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.
Glow plug resistance Factory specification
(1) Thread
1-S22
ENGINE
(2) (3)
Continuity Continuity
Continuity
Continuity
(3) Lead (Yellow)
9Y1211018ENS0021US0
(2) Connecting Lead
9Y1211018ENS0022US0
0.9 Ω
(Normal temperature)
(2) Housing
9Y1211018ENS0023US0
KiSC issued 05, 2015 A