09/11/2018
RANS S-21 OUTBOUND
TEXT MANUAL
98
4.
Install the control linkage as per the exploded view drawing. The linkage will be
attached to only the tailwheel at this time. Refer to the
RUDDER SYSTEM
ASSEMBLY & INSTALLATION
for final assembly and adjustment of the linkage.
5.
The tailwheel is full swivel. This allows pivot turns using brakes or full rudder
deflection. A cam mechanism allows it to engage for steering.
6.
If the tailwheel leans, shim the tailwheel to run vertical.
NOSE GEAR INSTALLATION
Nose gear mounts are specific to the engine used. Please refer to the FWF section
applicable to your build for Trike - Engine Mount info.
1.
Become familiar with the Nose Gear Installation
Parts Drawings
and collect the
parts shown in the drawings.
2.
Support the fuselage on sawhorses and bolt the Engine Mount with Nose Gear
Mount to the firewall.
3.
Slide the Nose Gear into the Nose Gear Socket. Use a rotary file to remove
excess coating in the Nose Gear Socket.
CAUTION: Do NOT remove excessive
material. The Nose Gear must fit tight in the Socket.
4.
Mark a ring
3/8” from the top end of the Nose Gear.
5.
Insert the Nose Gear into the Gear Leg Socket until the line is visible in the hole.
NOTE: To verify that the Nose Gear is in the correct position, measure the
distance from the end of the Nose Gear to the upper edge of the Gear Socket.
This should be about 1/4
”.
See
FIGURE 08A-10
.
6.
Rotate the Nose Gear until it is 90-degrees from the Engine Mount points on the
Fuselage. Refer to
FIGURE 08A-12
.
7.
It may be desirable to build a fixture to hold the gear leg in place. See
FIGURE
08A-12
.
8.
Transfer drill #11 the Nose Gear through the Gear Socket hole just deep enough
to mark the Nose Gear.
9.
Remove the Nose Gear. Drill #11 using a
“V-block” in a drill press to center the
Nose Gear when drilling.
10.
Transfer drill
“Letter D” through one side of the Nose Gear Collar. Refer back to
FIGURE 08A-10
.
11.
Slip Nose Gear Collar onto lower end of Nose Gear. Align holes and transfer drill
“Letter D” through the other side of the Upper Fork Collar.
12.
Ream to 0.249” and bolt in place.
NOTE: If using a fixture to lock the leg for
drilling leave the Collar off till drilling is complete.
13.
Re-install the Nose Gear in the Gear Socket and fixture. Transfer drill through
#11.
