LANIER
– 1.20 Edge 540T ARF -
INSTRUCTIONS
the distance from the back of the motor mount to
the front of the prop plate is the same as the cowl
measurement you made earlier.
44. Use a ruler and measure up from the bottom of
the firewall
3-1/2”.
Mark a horizontal line
across the firewall at that point.
45. Use your ruler again to find the center of the line
and mark it. Make a second mark 1/8” to the
right of the center mark, and make a second
mark, then draw a line perpendicular to the first
line.
46. Center your engine mount on these lines, then
mark the holes on the firewall.
47. Drill the holes for 8-32 bolts and temporarily
mount the engine on the firewall with 8-32 x 1”
bolts (Dubro #318), washers (Dubro #327), and
blind nuts (Dubro #347).
48. Measure the distance from the firewall to the
front of the prop back plate and compare to the
measurement you calculated earlier. You should
have a minimum of 1/8” clearance from the back
of the prop to the front of the cowling. If
needed, use some scrap plywood spacers to
space the engine forward.
49. Place two #8 washers between the firewall and
engine mount on both right side engine mounting
bolts (facing the firewall) to give the engine right
thrust.
© 2001 Lanier R/C
Page - 7
50. Mark on the firewall the location where the
throttle control rod should pass through.
Remove the engine and drill the marked hole
with a 1/8”drill bit. Using the throttle servo as a
