737 MAX Flight Crew Operations Manual
Normal Procedures -
Amplified Procedures
MN-FLT-OH-201
NP.21.44
Engine Start Procedure
Verify that the secondary engine indications are shown .......(C, F/O)
Start sequence ..............................................................Announce (C)
Obtain the clearance with ground personnel to start the engines.
Call “Start Eng. No.___”
Air conditioning PACK switches ...................................... OFF (F/O)
APU BLEED air switch ......................................................ON (F/O)
ENGINE START switch .................................................. GRD (F/O)
Start chronometer .......................................................................... (C)
Monitor time of starter duty cycle.
Verify that the N2 RPM increases .........................................(C, F/O)
When N1 rotation is seen and N2 is at 25%, or (if 25% is not
possible), at maximum motoring and a minimum of 20% N2:
Note:
maximum motoring occurs when N2 acceleration is less than
1% in approximately 5 seconds.
MAX8 Fleet Only
Only open the start lever after the MOTORING indication on the N2
indicator blanks.
Engine start lever ............................................................... Idle (F/O)
Keep the hand on the start lever until the engine is at stable idle.
MAX8 Fleet Only
Note:
during the TCMA/EOS test, fuel flow indication will be zero
and the ENG VALVE CLOSED light will illuminate blue
until the test is complete.
Start chronometer ...................................................................... (F/O)
Monitor time to EGT rise.
Monitor fuel flow and EGT indications ............................... (C, F/O)
-700 and -800 Fleets Only
At 56% N2, verify that the ENGINE START switch moves to
OFF. If not, move the ENGINE START switch to OFF manually.
March 1, 2021
