- - - - -WAIT FOR 30 SECONDS - - - - -
Throttle (Affected Engine).........................ADVANCE ABOVE IDLE
IF Engine Does Not Accelerate to Idle Within 2 Minutes After Fuel
On:
Engine.......................................................................SHUTDOWN
OR Note: Refer to ENGINE CLEARING PROCEDURE CHECKLIST, this section.
* * * *
IF Engine Does Accelerate to Idle Within 2 Minutes After Fuel On And Indications Are Normal:
ENG HYD PUMP Switch (Affected Engine)............................. HI
Engine Indications........................................................ OBSERVE
IF Engine Indications Are Abnormal:
Engine................................................................SHUTDOWN
Note: Refer to ENGINE CLEARING PROCEDURE
OR
CHECKLIST, this section.
* * * *
IF Engine Indications Are Normal: Continue with normal operations.
* * * *
Sec. 3 Page 126 MD-80
Rev. 08/01/98 #27 Continental Flight Manual
NO EGT DURING START
IF EGT Does Not Rise Within 20 Seconds After Fuel Lever Is Placed To On:
FUEL Lever ................................................................................... OFF
ENG START Switch ...................... HOLD FOR 10 TO 15 SECONDS
Caution: If start switch has been prematurely released, do not reposition to on. Refer to ENGINE CLEARING PROCEDURE CHECKLIST, this section.
Engine Ignition CBs (K26, L26) .........................RESET IF TRIPPED
EGT CBs (Emer DC Bus B15, C15)...................RESET IF TRIPPED
IF Ignition switch has SYS A and SYS B Position:
ENG IGN Switch.........................SELECT OPPOSITE SYSTEM
IF Ignition switch has GRND START & CONTIN position:
ENG IGN Switch...............LEAVE IN GRD START & CONTIN
- - - - - AFTER N2 CEASES ROTATION - - - - -
Attempt another start.
IF No Rise Within 20 Seconds of Fuel Lever On:
Discontinue start. Maintenance is required.
* * * *
NO N1 ROTATION
Discontinue start. (No N1 rotation indicates possible N1 rotor seizure.) IF Able to Confirm N1 Rotation with Ground Crew:
Proceed with engine start using N2 and remaining engine
OR indications.
* * * *
IF No N1 Rotation:
Maintenance action is required.
* * * *
MD-80 Sec. 3 Page 127
Flight Manual Continental Rev. 08/01/98 #27
NO N2 ROTATION
Start Valve Open Light.................................................... VERIFY ON
N2 Rotation ......................................................................... CONFIRM
Monitor N1, oil pressure, hydraulic pressure for rise to confirm that
the N2 rotor is free.
IF N2 Rotation Is Confirmed:
At 5% N1..........................................................FUEL LEVER ON
At 12-20% N1............................................START SWITCH OFF
OR Refer to MEL for dispatch requirements.
* * * *
IF No N2 Rotation:
Discontinue start. Maintenance action is required.
* * * *
NO OIL PRESSURE RISE DURING START
Discontinue start.
Engine Oil Pressure CBs (A1 or A10) ................RESET IF TRIPPED
IF CBs Tripped and Reset:
Attempt a second start.
OR * * * *
IF CBs Not Tripped or Will Not Reset:
Maintenance action is required.
* * * *
Sec. 3 Page 128 MD-80
Rev. 12/01/00 #29 Continental Flight Manual
OIL PRESS LOW LIGHT ON AFTER GROUND START
Oil Pressure Gauge ................................................................CHECK
IF Below 40 psi: Shut down engine. Maintenance action is required.
* * * *
At or Above 40 psi:
With normal pressure, regardless of light condition (on or off), continue operation. Monitor oil quantity, pressure, and temperature indications.
* * * *
START VALVE DOES NOT OPEN
DC TX Bus CB’s U41 & U42................................... RESET IF TRIPPED
Note: CB may be labeled ENG START VALVE or ENGINE IGNITION. IF Ignition Switch is A/B/BOTH/OVRD type:
Attempt start using opposite (SYS A or SYS B) ignition position. Confirm adequate pneumatic pressure is available. If unable to open start valve electrically, refer to START VALVE MANUAL OPERATION, this section.
* * * *
MD-80 Sec. 3 Page 129
Flight Manual Continental Rev. 08/01/98 #27
START VALVE MANUAL OPERATION
Accomplish BEFORE START CHECKLIST.
Request Maintenance to go on interphone at the affected engine. Establish interphone communication and have maintenance verify that the start valve is closed. When ready to start:
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