![AeroWorks 30cc EXTRA 300 ARF-QB Assembly Manual Download Page 56](http://html1.mh-extra.com/html/aeroworks/30cc-extra-300-arf-qb/30cc-extra-300-arf-qb_assembly-manual_2863247056.webp)
56
9. Distance from front of firewall to front of
engine prop hub is
6 1/2”
.
Note:
Use aluminum stand offs (supplied with
engine) and washers (not supplied) to achieve
correct distance.
Throttle Servo and Choke Installation
1.
Gather the following items for the throttle
servo installation.
◊
1 - Throttle servo with mounting screws
◊
1 - 3/4” servo arm
◊
1 - Servo mount
◊
1 - 4-40 metal rod threaded at one end
◊
2 - 4-40 ball link assemblies with hardware
◊
1 - 4-40 brass threaded coupler
2. Mark the location of the throttle pushrod on the
firewall as shown.
Mounting Distance is: 6 1/2”