Learjet 25 - Page 218

11-11
FOR TRAINING PURPOSES ONLY
LEARJET 20 SERIES PILOT TRAINING MANUAL
FlightSafety
international
Figure 11-10. Air-Conditioning System—SNs 23-003 through 24-229
AIR
BLEED
OPEN
ON
OFF
OPEN
AIR
BLEED
CLOSED
MAN
MAX
MAN
HOT
COLD
NORM
HOT
CLOSED
AUTO
A
I
R
B
L
E
E
D
TEMPERATURE
CONTROL
UNIT
FOOTWARMER AND
EXTERNAL DEFOG
(BLEED AIR)
CABIN OUTLETS
(CONDITIONED AIR)
INTERNAL DEFOG
(CONDITIONED AIR)
CABIN
TEMP
SENSOR
CABIN OUTLETS
(CONDITIONED AIR)
CABIN
CHECK
VALVE
RAM-AIR
CHECK
VALVE
CABIN
CHECK
VALVE
HIGH-LIMIT
THERMOSTAT
HEAT
EXCHANGER
AND DAMPER
FLOW
CONTROL
SOLENOID
FLOW
CONTROL
VALVE
RAM
OUT
VENTURI
CHECK
VALVE
DEFOG
SHUTOFF
VALVE
DORSAL
RAM
INLET
CHECK
VALVE
RH
ENGINE
*SNs 23-003 THROUGH 23-029 EXCEPT
AIRPLANES MODIFIED BY SK23-140
**SNs 24-181 AND SUBSEQUENT
LH
ENGINE
BLEED-AIR
SHUTOFF VALVE
**DUCT TEMPERATURE
SENSOR
CONDITIONED AIR
RAM AIR
BLEED AIR
LEGEND