
North&Wing&S,LSA&Maintenance&Manual&
Model:&Sport&X2&582&
Issue 3.2
Printed: July 16 2017
Page 23
8.
!
Run engine at maximum RPM to check for proper propeller pitch. Acceleration should
be smooth and achieve maximum RPM in 3 seconds or less. Failure to reach an
indicated maximum speed between 6300 – 6500 RPM could be caused by excessive
propeller pitch, fuel supply problem, carburetor adjustment, faulty tach, or an ignition
problem, in order of their probability.
9.
!
Note any excessive vibrations at maximum speed.
10.
!
Note EGT reading at maximum RPM. It should be lower than the peak value observed
in the 4500 – 5300 RPM range and again within 200F of each other.
11.
!
Shut down engine and re-examine engine and other moving parts for new leaks that
have become visible as a result of the short engine run. These areas will require more
detailed inspection.
12.
!
Allow all heated components to cool enough to touch.
13.
!
Wash aircraft engine, wing, and outer surface according to instructions provided in
subsequent maintenance sections of this manual so that other non-obvious problems
can be seen.
14.
!
Print out and perform detailed inspection per the following inspection checklist.
15.
!
Perform the applicable inspection and maintenance in the Rotax 2 stroke maintenance
manual based on time.
16.
!
If any maintenance is performed as a result of findings during the inspection, repeat the
pre-inspection run-up procedure given in steps 1 – 8 above.
17.
!
Upon completion of the inspection, document any findings and corrections in the
aircraft log book.