TM 55284025423
1109 ADJUST FUEL CONTROL (N2) (Continued)
1109
2. Adjust acceleration schedule as follows:
NOTE
The acceleration schedule adjustment
must be made with the engine shut down.
Fuel boost pumps must be off. The ad-
justment screw is located under plug (12)
on the rear side of fuel control (2).
NOTE
Acceleration schedule adjustment may be
performed with the engine installed on the
aircraft.
NOTE
Adjustment of the acceleration schedule
is absolutely limited to the following con-
ditions: No adjustment is allowed until
the airbleed operation has been thorough-
ly checked. If necessary, adjust in com-
pliance with maintenance instructions.
(Ref. Task 108.) Every time the accelera-
tion adjustment screw is turned it will
make a clicking noise; like the noise a
ratchet makes when it is turned. Total
adjustment used in service life of the fuel
control shall not exceed ten clicks in ei-
ther direction. The adjustment shall be
recorded in engine historical records.
Whenever the fuel control is changed to a
different engine, transfer the number of
clicks and direction adjusted to new en-
gine historical record. Whenever the fuel
control is being returned to depot or stor-
age transfer number of clicks and direc-
tion adjustment to tag (E54) and keep
tag with fuel control.
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