OPERATION AND INSTALLATION MANUAL
EN-1320
f) If the guidelines of the lever and on the scale are not aligned, adjust according to the engine
operational manual.
NOTE:
Verify final adjustment with multiple setting from idle to maximum reverse position and recheck stops.
Figure 12-26 Maximum reverse output adjustment – setting on scale
g) Reinstall engine linkage after the adjustment. Move slowly engine control lever from idle to
maximum reverse power position, check the stops on the fuel control unit and the propeller
governor.
h) If it is not possible to reach maximum reverse position at the propeller governor or fuel control unit,
perform linkage adjustment according to aircraft/engine operational manual. Then recheck stops for
idle and maximum reverse position.
i) Slip the lever "Sv" to its original position after adjustment and reinstall the screw with securing washer,
tighten and secure.
NOTE:
Attend to setting the hole for the screw against groove in the sleeve valve at lever "Sv" installation into
original position.
j) Tighten and secure connecting points on the lever "Bc" and the fuel control unit according to the engine
operational manual.
WARNING:
THE MAXIMUM REVERSE POWER OF THE ENGINE CAN BE RESTRICTED (DECREASED) FOR
SPECIFIC PROPELLER MODEL ! REFER TO TABLE 12-4.
Propeller model
Maximum engine reverse power
at H=0m ISA
AV-725-1-E-C-F-R(W)/CFR230-433
200kW
Table 12-4 Maximum permitted reverse power
WARNING:
IGNORE OF THE REQUIREMENTS STATED IN TABLE 12-4 CAN RESULT IN PROPELLER
OVERSPEEDING !
61-10-20
PROPELLER CONTROL SYSTEM
(Installation With Jihostroj LUN-Series Governor)
Page 12-24
2017-10-06
