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RANS S-21 OUTBOUND
19.
Bend the Panel Frame tabs and Firewall Support Angle tabs as required to allow
the Top Skins to lay flat between the Firewall and Panel frame. Lay a straight
edge from tab to tab as a guide to bend the tabs into alignment. Refer to
FIGURE 10E-19.
20.
Cleco aft side of Forward Top Boot Cowl Skin to the Panel Frame tabs.
21.
Cleco aft side of Top Side Boot Cowl Skins to the Panel Frame tabs.
NOTE: Fuselage Brace Tubes will exit through oval cut outs in the skins.
22.
Modify one 5/8" wide Boot Cowl Spacer Strip to 30" length.
23.
Insert modified Spacer Strip between Top Skins and Firewall Support Angles.
Center and position flush with forward edge of Top Skins.
NOTE: Spacer Strip should end about halfway between tabs.
24.
Insert a Spacer Strip, on both sides of Firewall, between remaining tabs of
Support Angles. Position flush with end of modified Spacer Strip and flush with
forward edge of Top and Side skins. Trim lower end to be flush with inboard edge
of skin.
25.
All Skins should be flush with each other on the forward end. Trim as necessary.
Reposition Spacer Strips as needed.
26.
Transfer drill #30 through tabs at firewall. Make sure the tabs are flush with or
slightly behind the Top Skin edge. Check for flushness of Spacer Strips. Cleco as
you drill.
27.
Transfer drill #40 through pre-drilled holes in Top Side Skins. Transfer drill #30
through welded tabs and upper Side Skin Stiffener.
28.
Modify one 1.75" wide Boot Cowl Strip to 30" length. Remove top clecos.
Position inside of Firewall Support Angle tabs. Center and position aft against
Support Angle on firewall. Strip will extend forward of tabs.
NOTE: Strip should end about halfway between tabs. Transfer drill #30
and cleco.
IMPORTANT: If fluting is desired, do so halfway between rivet location on
the portion extending forward of the skins only.
29.
Insert a Cowl Strip, on both sides of Firewall, inside of remaining tabs of Support
Angles. Position flush with end of modified Cowl Strip against Support Angles on
firewall. Form Strip to better fit tight in the curved areas. Trim lower end to be
flush with inboard edge of skin. Transfer drill #30 and cleco. The 2 side Cowl
Strips will need to be trimmed as shown in FIGURE 10E-29 to allow clearance
with Cowling.
30.
Insert Instrument Panel Visor between the Top Boot Cowl Skins and Instrument
Panel Frame. Transfer drill #30.
NOTE: The visor should extend aft at least 2" to the aft at top center.
31.
Final size drill all holes in Boot Cowl to #30.
TEXT MANUAL
96
09/11/2018
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