Engine Run- Up - Cessna 150 STANDARD Service Manual

I
(h) ENGINE RUN- UP.
Before beginning the step-by- step inspection, start, run up and shut down the engine in
accordance with instructions in the Owner's Manual. During the run-up, observe the
following, making note of any discrepancies or abnormalities:
1. Engine temperatures and pressures.
2. Static rpm. (Also refer to Section 11 of this Manual. )
3. Magneto drop. (Also refer to Section 11 of this Manual. )
4. Engine response to changes in power.
5. Any unusual engine noises.
6. Fuel selector and/or shut-off valve; operate engine(s) on each tank (or cell) position
and OFF position long enough to ensure shut-off and/or selector valve functions
properly.
7. Idling speed and mixture; proper idle cut- off.
8. Alternator and ammeter.
9. Suction gage.
10. Fuel flow indicator.
Mter the inspection has been completed, an engine run-up should again be performed to determine
that any discrepancies or abnormalities have been corrected.
SHOP NOTES:
2 -20 Change 2