Checking - Kubota Z400-B Handbuch

Bearing and Overrunning Clutch
1. Check the bearing and clutch for smooth rotation.
2. The overrunning clutch should engage and rotate with the
pinion shaft in driving direction and disengage in reverse.
Solenoid Switch
1. Check the continuity across the "C" terminal and the
"6" terminal with an ohmmeter pushing the plunger.
2. If it does not conduct, check the contacts.
[3] GLOW PLUG
CHECKING
Heat Coil and Insulation
1. Disconnect the lead wires from the glow plug.
2. Check the continuity across the thread at the end of the
glow plug and its housing or the engine body with an
ohmmeter.
3. If the ohmmeter indicates 0 ohm or infinity, replace the
glow plug.
Heat coil Factory
Approx.
resistance
specification 0.8 ohm when cold
S-153