Canopy Hatch Assembly - Horizon Hobby HANGAR 9 Pawnee Brave 20cc Bedienungsanleitung

166. Once aligned, mark the locations for the cowl mounting
screws on the cowl using a felt-tipped pen.
167. Remove the cowl and use a pin vise and 1/8-inch (3mm) drill
bit to drill the four holes for the cowl mounting screws.
168. Glue the exhaust on the left and right sides of the cowling
using a fl exible adhesive.
169. Secure the cowl using four M3 x 10 button head screws and
four M3 washers.
170. Secure the propeller and spinner backplate to the engine
shaft. Attach the spinner cone using the screws provided
with the spinner. Trim the openings around the propeller, if
necessary, as the propeller must not come in contact with the
spinner cone when installed.
 Use your preferred method to operate the choke from
outside the cowling if a choke servo has not been installed.
Pawnee Brave 20cc ARF
 When flying in higher temperatures, the cowling can
be modified to force more air over the engine. Trim the
cowling to provide an additional air inlet to the engine.
 If the additional air opening does not resolve any
overheating issues, start by blocking the openings
around the spinner using light plywood or foam board.
 Trim the cowling around the engine, then use
light plywood or foam board to create a baffle
that will direct air directly over the engine.
 Paint the baffles using paint that is compatible
with the materials used to create the baffles.

CANOPY HATCH ASSEMBLY

Optional Viewing Window Installation
171. Use a hobby knife with a #11 blade to remove the covering
for the viewing window in the cockpit.
 Seal the covering into the edges of the opening. This
will give a cleaner appearance as well as prevent
peeling of the covering from the canopy hatch..
172. Trim the viewing window using hobby scissors and a hobby
knife with a #11 blade.
23 EN