TM 5-4310-389-14
b.
Start Switch.
Inspect starter switch for proper operation.
NOTE
If engine does not start, switch must be turned off before trying to restart.
c.
Relay Latch.
1.
With starter switch in OFF position, press latch relay (latch button should stay in).
2.
Turn starter switch to RUN.
3.
Relay latch button should release.
d.
Safety Bypass.
Check for proper operation.
e.
Condensate Drain Switch.
Check for proper operation. (Switch is spring-loaded and should return to the OFF position.)
f.
Condensate Heater Switch.
1.
Check for proper operation.
2.
Turn starter switch to RUN position.
3.
Turn condensate heater switch ON. Green light should be lit.
g.
Engine Oil Pressure Gauge Switch.
1.
Depress button on face of gauge.
2.
Ensure needle moves between the 40 and 50 psi marks.
3.
Release button.
4.
Oil pressure needle should return to 30 psi.
h.
Engine Head Temperature Gauge Switch.
1.
Shut down arm pin should be between 285 to 305°F (140 to 150°C).
3-85
