Kubota M6800S Workshop Manual page 481

M6800 · M6800S · M8200 · M9000, WSM
Glow Plug
1. Disconnect the leads from the glow plugs.
2. Measure the resistance with an ohmmeter between the glow plug
terminal and the chassis.
3. If 0 ohm is indicated, the screw at the tip of the glow plug and the
housing are short-circuited.
4. If the factory specification is not indicated, the glow plug is faulty.
Glow plug resistance Factory spec.
Safety Switch and PTO Clutch Safety Switch
1. Remove the safety switch (PTO clutch safety switch) leads.
2. Connect the circuit tester to the safety switch (PTO clutch safety
switch) leads.
3. Measure the resistance between leads.
4. If the safety switch (PTO clutch safety switch) is defective,
replace it.
When switch push is
pushed
Resistance
(Across switch terminal)
When switch push is
released
(1) Safety Switch
Starter Motor B Terminal Voltage
1. Measure the voltage with a voltmeter across the B terminal and
chassis.
2. If the voltage differs from the battery voltage, the battery's
positive cable or the battery negative cable is faulty.
Voltage Factory spec.
9-S13
ELECTRICAL SYSTEM
Approx. 1.0 Ω
W1015115
0 Ω
Infinity
(2) PTO Clutch Safety Switch
W1016075
Approx. battery voltage
W1016256
KiSC issued 03, 2008 A