Rans S-7S COURIER, Text Manual

Page: 32 / 203

09/01/2014
01A-01
S-7S MAIN GEAR ASSEMBLY AND INSTALLATION
MAIN GEAR FIT UP
NOTE: Please be sure to refer to parts page when installing. Fuselage should be
covered and painted before final installation.
1. Become familiar with the Main Gear Installation Parts Drawings and collect the
parts shown in the drawing.
2. Examine your Gear Legs. They are glass beaded to relieve stresses from
machining and bending. If your inspection reveals any gouges or scratches,
polish or sand to remove.
3. Support the fuselage on sturdy sawhorses
4. Install the landing gear using the hardware shown in the Parts Drawings.
5. Top Main Gear Clamp Plate should be orientated per FIGURE 01A-05 . Be sure
the Top Main Gear Clamp Plate fits tight against the Fuselage Longeron. File
upper side of clamp plate if required.
6. If any movement is evident where the Clamp Plates intersect the Gear Legs, use
a file to remove material from the Landing Gear Spacer Bushings until the
movement is eliminated.
IMPORTANT: Be sure to install Anti-chafe Strip
between Gear Leg and Bottom Clamp Plate.
7. It is recommended to paint the Gear Legs and Clamp Plates.
8. Final install Gear Legs after covering and painting Fuselage.
IMPORTANT
TORQUE MAIN GEAR MOUNTING BOLTS TO THE FOLLOWING:
AN5 = 140 INCH-POUNDS
AN6 = 190 INCH-POUNDS
!!! CAUTION !!!
Do NOT Powder Coat or Heat-Treat Gear Legs.
Doing so may remove required temper and strength.