REVERSER LEVER RETURNS TO REDUCED THRUST ........141
START VALVE OPEN Light on In Flight .........................................143
Volcanic Ash Procedures ................................................................144
CIRCUIT BREAKER GUIDE
Circuit Breaker Guide......................................................................146
Sec. 3 TOC-6 MD-80
Rev. 05/15/95 #23 Continental Flight Manual
INTENTIONALLY LEFT BLANK
MD-80 Sec. 3 Page 1
Flight Manual Continental Rev. 01/01/97 #25
AIR CONDITIONING / PRESSURIZATION
AIR COND SUPPLY TEMP HI LIGHT ON
IF There are Two Airfoil Anti-ice Switches:
AIRFOIL ICE PROTECT Switch (Affected System) .......... OFF
PNEU X-FEED VALVE Lever (Affected System)..............CLOSED
Note: With CL selected in TRI, NO MODE light will come on and EPR LIM flag will come into view. Selecting MCT or CR will cause NO MODE light to go off and will remove EPR LIM flag.
AIR COND SUPPLY Switch (Affected System) .....HP BLEED OFF
- - - - - AFTER ONE MINUTE- - - - -IF Light Extinguishes: Continue flight in established configuration.
* * * *
Light Remains On:
Continue flight in established configuration.
AIR CONDITIONING PRESS Gauge.......................MONITOR
IF AIR CONDITIONING PRESS Gauge Goes To Zero:
This confirms pack overheat and automatic shutdown.
RADIO RACK Switch.................................................... FAN
AIR CONDITIONING SUPPLY Switch ....................... OFF
Note: Monitor cabin pressure. It may be necessary to advance the throttles to maintain normal cabin pressure.
* * * *
Sec. 3 Page 2 MD-80
Rev. 05/15/95 #23 Continental Flight Manual
AUTOMATIC PRESSURIZATION FUNCTIONING
IMPROPERLY OR INOPERATIVE DURING FLIGHT
Pressurization Functions Normally:
Continue the flight in Standby.
* * * *
IF Pressurization Continues to Malfunction:
CABIN ALT Control Lever .......................................... MANUAL
CABIN ALT Control Wheel .................... ATTEMPT TO MOVE
IF Cabin Altitude Control Lever and Indicator Move:
Proceed to MANUAL PRESSURIZATION CONTROL CHECKLIST,
OR This Section.
* * * *
IF Cabin Altitude Control Lever and Indicator Are Jammed:
RADIO RACK Switch ............................................................FAN
NO SMOK Sign.........................................................................ON
System Selector Switch ..........................................................STDBY
- - - - - WHEN TERRAIN AND CONDITIONS PERMIT - - - - -
Descent to below 10,000 feet ......................................... INITIATE
AIR CONDITIONING SUPPLY Switch .......................ONE OFF
Maintain a comfortable cabin rate of descent by varying throttle
position on side of operating air conditioning system.
- - - - - WHEN BELOW 10,000 FEET - - - - -
AIR CONDITIONING SUPPLY Switch....................BOTH OFF
Cabin altitude may be below sea level.
(Continued)
MD-80 Sec. 3 Page 3
Flight Manual Continental Rev. 05/15/95 #23
WHEN CABIN ALTITUDE IS 2000 FEET ABOVE
- - - - - DESTINATION ALTITUDE - - - - -
Descent, Approach, and Landing............................... CONTINUE
Ram Air Switch.........................................................................ON
Cabin altitude and airplane altitude will descend at same rate.
- - - - - AFTER LANDING - - - - -
Clearview Window(s) ........................................................... OPEN
Air conditioning may be resumed for passenger comfort.
Note: Do not close clearview windows after restarting air conditioning systems.
* * * *
Sec. 3 Page 4 MD-80
Rev. 05/15/95 #23 Continental Flight Manual
CABIN ALTIMETER OR CABIN DIFF PRESSURE
INDICATOR INOPERATIVE
Note: If the cabin altimeter or the cabin differential pressure indicator is inoperative, use the following table and procedures.
Altitude Pressure (psi) Altitude Pressure (psi)
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