BOMBARDIER Challenger 601-3A CL-600-2B16 Pilot Training Manual page 440

to S3 static ports. The S3 static ports always
provide the static pressure for the cabin dif-
ferential pressure indicator. Setting the copi-
lot side STATIC PRESSURE selector valve to
ALTERNATE SOURCE changes the static
source for the standby pneumatic airspeed in-
dicator and altimeter from S2 to S3.
ALTERNATE
STATIC PORT
(LEFT AND RIGHT
SIDES)
PITOT-STATIC HEAD
Figure 16-25. Pitot Static Heads, Static Ports, and Static Selector Valves
16-28 CL 601-3A/R
CL-600-2B16 PILOT TRAINING MANUAL
STALL PROTECT Selector Valves
In normal operation, the STALL PROTECT se-
lector valves are in the STATIC NORMAL
position, and the static source selected on the
associated STATIC PRESSURE selector valve
is provided to the stall transducer. Setting a
STALL PROTECT selector valve to CLOSED
shuts off the selected static source to the stall
transducer.
FOR TRAINING PURPOSES ONLY
FlightSafety Canada
STATIC TUBE
SELECTOR
VALVE
STALL
STATIC
PRESSURE
SELECTOR
VALVE
L t é e
L t d .
STATIC
TUBE
STATIC
PRESSURE
SELECTOR
VALVE
ALTERNATE
SOURCE
STALL
PROTECT
STATIC
NORMAL
SELECTOR
VALVE
CLOSED