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6 . Cut out two 1-3/4" x 4" [44mm x 102mm] pieces of
1/4" [6 .4mm] thick latex foam rubber . Install the fuel tank
with one piece above the tank and one below the tank . Make
sure that the tank is fully forward and that the foam rubber
is positioned correctly and not bunched up . Note: A specially
cut piece of wood will retain the fuel tank, but we will install
that after the throttle servo is installed .
Mount the Engine
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1 . Locate four 6-32 x 1" [25 .4mm] socket head cap
screws, four #6 flat washers, and four #6 lock washers . Turn
the fuselage over and loosely fit the engine mount to the
firewall using this hardware . Notice that there are centering
marks molded into each half of the engine mount and that
there are centering marks also on the firewall . Use thread-
locking compound on the screw threads .
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2 . Fit the engine to the mount and adjust the width of the
engine mount halves . Set the engine aside and center the
engine mount to the vertical firewall centering marks . When
you’re satisfied with the position of the mount, tighten the
four engine mount screws .
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3 . Fit the engine to the mount and measure the distance
from the face of the firewall to the engine’s drive washer .
Adjust the position of the engine fore and aft until the drive
washer is 4-3/4" [121mm] from the firewall . Clamp the
engine to the mount in this position using a pair of steel 1"
[25mm] C-clamps .
Summary of Contents for Z-526 ZLIN krobat
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