Service manual

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Service Manual Mitsubishi SL-Series diesel engines
Version 08/2004
ENGLISH
ELECTRICAL SYSTEM DISASSEMBLY
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3. Magnetic switch
1) Disconnect the connector from the M terminal
of the magnetic switch.
2) Connect the magnetic switch to a 12 volt
battery with a switch as shown in the
illustration to test the pull-in coil. Close the
switch to see if the pinion shifts. If the piston
fails to shift, the magnetic switch is faulty.
t
3) Connect the magnetic switch to a 12 volt
battery with a switch as shown in the
illustration to test the pull-in coil. Close the
switch to see if the pinion shifts. If the piston
fails to shift, the magnetic switch is faulty.
Item Standard
Model M8T70471 M1T68281
Nominal output, V – kW 12 – 2.0 12 – 1.7
No-load characteristics
Terminal voltage, V 11 11.5
Current draw, A
130
maximum
100
maximum
Speed, rpm
3 850
minimum
3 000
minimum
Figure 9 Connections for testing pull-in coil
Connector disconnected
Battery
(12 volts)
CAUTION
Due to the amount of current being passed through
the solenoid series winding, this test must be made
within 10 seconds.
Figure 10 Connections for testing hold-in coil
Connector disconnected
Battery
(12 volts)
CAUTION
Due to the amount of current being passed through
the solenoid series winding, this test must be made
within 10 seconds.