0081
TM 1-1740-221-13&P&P
STOPLIGHT SWITCH - (CONTINUED)
2
3
1
4
WP0072F1
Figure 1. Temperature Sending Unit (Test, Removal and Installation)
END OF TASK
INSTALLATION
1. Install rear jam nut (Figure 1, Item 2) on stoplight switch (Figure 1, Item 3).
2. Install stoplight switch (Figure 1, Item 3) in bracket and install front jam nut (Figure 1, Item 2) (not shown).
3. Do not tighten jam nuts (Figure 1, Item 2) at this time.
END OF TASK
ADJUSTMENT
1. With brake pedal in the off position, adjust jam nuts (Figure 1, Item 2) until plunger (Figure 1, Item 1)
contacts brake pedal striker. Stoplight switch terminals (Figure 1, Item 4) should not have continuity when
tested with a Multimeter.
2. Continue to adjust jam nuts (Figure 1, Item 2) so stoplight switch (Figure 1, Item 3) is one turn (thread)
closer to striker.
3. Verify that when brake pedal is depressed, switch terminals (Figure 1, Item 4) should have continuity when
tested with Multimeter.
4. Verify that when brake pedal is released, switch terminals (Figure 1, Item 4) should not have continuity
when tested with Multimeter.
5. Install wires on switch terminals (Figure 1, Item 4).
6. Tighten jam nuts (Figure 1, Item 2) at this time.
7. Connect battery negative cables (WP 0111).
8. Perform Maintenance Operation Check.
9. Lower vehicle (WP 0029).
END OF TASK
END OF WORK PACKAGE
00812
