5-6 Accessory Troubleshooting
TP-5672 11/95
No
No
No
Yes
Yes
No
Yes
No
Yes
Yes
No
Does the generator set start
when the test switch is in the
TEST position?
Does the Not-In-Automatic
LED illuminate when the
test button is pressed?
Place a jumper between terminals
TB-DC1-9 and TB-DC1-34 on the
power supply board. Does the
Not-In-Automatic LED illuminate?
Option is
functioning properly.
Replace the
logic board.
Is there continuity between terminal
TB-DC1-34 on the power supply board
and terminal 4 of the test switch?
Is there continuity from
terminal 2 to terminal 4
of the test switch?
Replace the jumper
between terminals 2 and
4 of the test switch.
Replace the test switch.
Replace the lead from
terminal TB-DC1-34 on
the power supply board
to the test switch.
Replace the lead from
terminal TB-DC1-9 on
the power supply board
to the test switch.
Is there continuity between
terminal TB--DC1--9 on the
power supply board and
terminal 1 of the test switch?
Yes
Is there continuity between terminals TB-DC1-24
and TB-DC1-34 of the power supply board when
the test button is pressed?
Place a jumper between terminals
TB-DC1-21 and TB-DC1-31 on
the power supply board. Does the
generator set start?
Yes
No
Yes
Replace the
logic board.
No
Refer to the engine start
troubleshooting flowchart.
Yes
No
Is there continuity between terminal
TB-DC1-34 on the power supply board
and terminal 4 of the test switch?
Replace the
test switch.
Replace the lead from
terminal TB-DC1-34 on
the power supply board
to the test switch.
Yes
No
Replace the lead from terminal
TB-DC1-24 on the power
supply board to the test switch.
Is there continuity between terminal
TB-DC1-24 on the power supply board
and terminal 3 of the test switch?
Figure 5-6. Troubleshooting—Test switches, Options DD-06-N, -P switch does not start the generator
setwhen the test switch is in the Test position
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