TM 5-3810-307-24-1-1
INSTRUMENTS.
Installation.
NOTE
1.
Connect the electrical leads as marked prior to
removal.
Procedures are typical for all instruments/
gauges except dual air gauges.
Air
2.
Place the gauge into position on the panel and
gauges require disconnection of air lines.
secure it with the attaching hardware.
Removal.
3.
Position the cab front cover plate and connect
the work lights. Secure the cover plate with the
1.
Remove applicable dash panel to the extent that
attaching wing nuts.
access to instrument hardware is possible, refer to
DASH PANEL in Section 1.
2.
Remove the hardware securing the gauge to the
Start the engine and observe for proper functioning of
dash panel; then remove the gauge.
the repaired indicator. (Refer to Operator's Manual).
Troubleshoot further as necessary any system
3.
Tag and disconnect the electrical leads to the
malfunction not corrected by repair or replacement of
gauge; then tape the lead ends.
the indicator or associated wiring.
Inspection.
ELECTRICAL SWITCHES.
1.
Examine gauges for cracked and broken lenses.
NOTE
Check gauge terminals and mounting studs for
Procedures are typical for all switches
damage.
except AIR CONDITIONER and PANEL
DIM switches in superstructure cab, and
IGNITION and WIPER/WASHER switches
in both cabs.
Removal.
1.
Remove applicable dash panel to the extent that
access to switch hardware is possible, refer to DASH
PANEL in Section 1.
2.
Remove the hardware securing the switch to the
dash panel; then remove the switch.
3.
Tag and disconnect the leads from the switch;
then tape the lead ends.
Inspection.
1.
Visually check the switch for evidence of cracks,
damaged connections, or other damage.
Figure 2-14-6. Instrument Removal and
Installation
2.
Check wiring for damaged insulation or damaged
terminals.
2.
Check wiring for damaged insulation or damaged
terminals.
2-14-19
