Section X ENGINE TESTING (Continued)
GROUND TEST OF ENGINE
INSTALLED IN AIRCRAFT
If power in reverse is not sufficient, position
rear forkend to next higher hole on propeller control cam,
or to a lower hole if torque is excessive. Fine adjustments
can be made by adjusting reverse adjusting screw.
After rear forkend has been correctly
repositioned, lengthen linkage by rotating forkend
one additional turn to eliminate play in linkage.
Insure that fork- end is in same hole on propeller
control cam of each engine to provide equal
power response in reverse.
Insure threaded rod ends are within witness
hole limits. Front and rear forkends may have a maximum
of three threads showing beyond locknuts. Adjustable stop
may have a maximum of twelve threads showing beyond
locknut. Check security and safety of all adjustments and
connections after adjustments to control linkage have been
Preserve the engine in accordance with
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