BOMBARDIER Challenger 601-3A CL-600-2B16 Pilot Training Manual page 447

changeover relay connects the standby hori-
zon indicator through the STBY HORIZ circuit
breaker to the BATT BUS, CBP-B.
Standby Magnetic Compass
The standby magnetic compass provides
standby aircraft heading reference. Mounted
on the windshield center post, the compass
aligns with the aircraft longitudinal axis. The
self-contained dry compass uses eddy-current
damping to prevent overshoot. A fixed air-
craft symbol displays heading against a ro-
tating vertical compass dial. The 28 VDC
N-S
Figure 16-32. Standby Magnetic Compass
FOR TRAINING PURPOSES ONLY
FlightSafety Canada
CL-600-2B16 PILOT TRAINING MANUAL
integral lighting is supplied from the standby
compass circuit breaker on BATT BUS, CBP-
B via the STBY COMP switch on the overhead
lighting panel.
ELECTRONIC FLIGHT
INSTRUMENT SYSTEM
The EFIS collects and compares DADC inputs
to display attitude, direction, weather, flight
guidance commands, and flight plan informa-
tion on five interchangeable cathode ray display
tubes. Figure 16-33 displays the EFIS data
flow. The EFIS consists of two independent
E-W
STANDBY
MAGNETIC
COMPASS
CL 601-3A/R 16-35
L t é e
L t d .