09/11/2018
RANS S-21 OUTBOUND
TEXT MANUAL
120
INSTRUMENT PANEL INSTALLATION
ASSEMBLY
(BEFORE SKINNING AND PAINTING)
1.
A blank instrument panel is provided with the kit. The builder should design and
cut his own instrument and switch holes in the panel or contact a commercial
aircraft panel manufacturer.
IMPORTANT:
Check instrument clearance to the Panel Frame before
cutting instrument mounting holes.
2.
Double-check your design before cutting the panel. Refer to
FIGURE 10F-01
for
a suggested panel design.
3.
Refer to
FIGURE 10F-02
and use the provided 1:1 template to mark and drill the
three 3/8" holes in the left side of the instrument panel. The control cables for
Parking Brake, Cabin Heat and Carb Heat will mount here during final assembly.
4.
Drill Panel Mount Holes to #11. If need to lay Panel over frame to determine
which holes to drill to #11, Rivet nut plates to forward side of Panel Frame.
NOTE:
Instrument Sub-panel will also rivet to lower center frame hole with
nut plate rivets.
5.
T
he 5/16” holes in the Panel perimeter are to allow the rubber grommets
(vibration isolators) to be installed.
IMPORTANT:
Do
NOT
drill holes in the Panel Frame larger than #11.
6.
Fit-up Instrument Sub-Panel and Radio Mount Plates at this time.
INSTALLATION
(AFTER SKINNING AND PAINTING)
NOTE:
Application of OPTIONAL - DASH COVER FOAM and FABRIC
requires Windshield to be fit-up.
7.
Rivet Panel Frame to forward side of welded Fuselage tabs. Refer back to
FIGURE 10E-18.
8.
Slip Boot Cowl into place. Cleco to welded fuselage tabs. Cleco Boot Cowl Top
Skins in place. Check to be sure oval cutouts in Top Side Skins clear fuselage
tubes. Trim skins if required.
9.
Modify Oval Glare Shield Rings per
FIGURE 10F-08
. Orientate cut forward. Slip
over fuselage tubes and center. Transfer drill #30 to Top Skins. Do
NOT
rivet to
Top Skins until Final Assembly.
10.
Rivet Boot Cowl to fuselage through welded tabs. Rivet Top Skins in place. Be
sure to include the Panel Visor between the Top Skins and Panel Frame.
