Learjet 60 - APU Relay Panel; APU Relay Panel 2-1 L; FAULT Reset Switch; GEN FAULT BITE Indicator

Learjet 60

Pilot's Manual
APU RELAY PANEL
The APU relay panel is located in
the
rear equipment bay, next to
the
APU . The panel contains
circuit breakers and relays which interface to
the APU control panel and system
components for starting and operat-
ing the APU . The relay panel also contains two magnetic
latching
SITE
indicators to display generator faults or overheat faults .
FIRE DET BITE INDICATOR
GEN FAULT BITE INDICATOR
The white GEN
FAULT indicator shows a generator fault has been de-
tected by the ESU .
FAULT
RESET SWITCH
APU RELAY PANEL
Figure 2-11
The
white FIRE DET indicator shows a fire or overheat condition has
been detected .
This switch has
two
positions, NORM
and RESET . The
switch is
spring
loaded to remain in the NORM position for normal APU operations .
Selecting the RESET position resets the FIRE DET and the GEN FAULT
BITE indicators .
PM-123 247
Change 4