Installing the main landing gear – E-flite Alpha 450 Sport ARF User Manual
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E-flite Alpha Sport 450 ARF Assembly Manual
2. Rotate the nose gear steering arm to position
it on the center portion of the prebent nose gear
steering pushrod. Slide the nose gear steering
arm in the lower nose gear support. The nose
gear steering pushrod will enter the arm from the
bottom of the nose gear steering arm and exit the
top. The support webbing on the arm will face to
the bottom of the fuselage. The hole for the nose
gear attachment screw will also face away from
the firewall so the nose gear can be secured in the
following steps.
3. Slide the nose gear into the nose gear support
and into the nose gear steering arm. The spring
on the nose gear assembly will face to the rear of
the fuselage and the flat area on the nose gear
assembly will align with the hole in the nose gear
steering arm.
4. Use a 3mm x 4mm machine screw to secure
the nose gear assembly to the nose gear steering
arm. A #2 Phillips screwdriver will be required
to tighten the screw.
Use threadlock on all metal-to-metal fasteners
to keep them from vibrating loose.
Installing the Main Landing Gear
Required Parts
Fuselage assembly Main landing gear
#4 steel washer (2)
4-40 x 3/8-inch socket head bolt (2)
Required Tools and Adhesives
Hex wrench or ball driver: 3/32-inch
Threadlock
1. Position the main landing gear on the bottom
of the fuselage as shown. The main gear has a
straight side and an angled side. The angled side
goes forward and the straight side aft. Slide a #4
steel washer on the two 4-40 x 3/8-inch socket
head bolts. The bolts goes through the landing gear
and in the blind nut installed inside the fuselage.
The landing gear is secured using two bolts and
washers. Tighten the bolts using a 3/32-inch hex
wrench or ball driver.
Use threadlock on all metal-to-metal fasteners
to keep them from vibrating loose.