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Alteration 08 Jabiru 3300
08.01 Bottom Mount 08.02 Top Mount 08.03 Firewall  
Page 08.01
Bottom Mount
NOTE: Any alteration will require it to be registered as Experimental-Amateur Built  E-AB
1 F-1217A L Tunnel Rib
1 F-1217A R Tunnel Rib

This Alteration is to add a Jab 3300 

Additional Information will be shown in the appropriate section

This is to add to the support of the bottom engine mounts.

Step: 01 Make the left Tunnel Rib Doubler.
Clamp, bolt and cleco a right F-1217A R Tunnel Rib to the Left Tunnel Rib, F-1272 Floor Skin, F-1201C Firewall Bottom & F-1202F Bulkhead. Drill the holes as you go.
Add a row of #30 holes under the sloped flange

Repeat for the right Tunnel Rib Doubler.


Step: 02 Drill #30 the Nutplate four holes in the front bottom flange of the left and right Tunnel Rid Doublers
Step: 03 Remove the sloped flange from the left and Right Tunnel Rib Doublers
Step: 04 File the front of the bottom flange of the F-1277A-L and R tunnel rib doublers as shown to clear the rivet in the floor Skin.
Step: 05 The reason for step 04
Step: 06 Rivet the Tunnel ribs to the Floor Skin

Step: 07  
Step: 08 Make two engine mount reinforcement angles as shown.


Step: 09 Install engine mount reinforcement angles as shown

Step: 10 Two rows of rivets at each double tunnel rib.

Alteration 08.01 Jab 3300
08.01 08.02 08.03                
01: Flush Rivets 02: Stab Fairings 03: Static Air / Pitot 04: Canopy Lock / Lift  05: Battery Location 06: Fuel Tanks
07: Rear Windows 08: Engine 09: Seat Adjustment 10: Seat Brace 11: Brake System 12: Electric Flaps
13: Rudder Trim 14: Tailcone Fairing 15: Wing Skin Stiffeners 16: Wing Tip Lights 17: Rear Baggage 18: Tailcone Camera
19: Tailcone Stiffeners 20: Tie Down Rings 22: Vent Door Knobs      
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