Kubota WSM 07-E3B Series Workshop Manual page 137

07-E3B SERIES, WSM
Alternator on Unit Test
(Before testing)
• Before alternator on unit test, check the battery terminal
connections, circuit connection, fan belt tension, charging
indicator lamp, fuses on the circuit, and abnormal noise from the
alternator.
• Prepare full charged battery for the test.
NOTE

• Be careful not to touch the rotating engine parts while
engine is operating.
Keep safety distance from the engine rotating parts.
1. Start the engine.
2. When the engine is operating measure the voltage between two
battery terminals. If the voltage is between 13.8 V and 14.8 V,
the alternator is operating normally.
3. If the results of alternator on unit test are not within the
specifications, disassemble the alternator and check the each
component part for finding out the failure.
"DISASSEMBLING AND ASSEMBLING" and "SERVICING" for
alternator.
Regulating voltage at no
Factory spec.
load
Glow Plug Continuity
1. Remove the glow plug (2).
2. Measure the resistance with a circuit tester between the glow
plug terminal and the glow plug housing.
3. If the factory specification is not indicated, glow plug (2) is
damaged.
NOTE

• Adjust the direction of the ditch to the terminal side when
the seal (1) is installed in the glow plug (2).
Resistance Factory spec.
(1) Seal
S-34
ENGINE
See the
13.8 to 14.8 V at
25 °C (77 °F)
0000010745E
Approx. 0.95 
(2) Glow Plug
W1036945
KiSC issued 06, 2020 A