Electric Power Installation - Hangar 9 Christen Eagle II 90 ARF Assembly Manual


4. Place the upper center wing rib in position on the
cabane struts. Start the M3 x 10 socket head screws that
secure the rib to the cabane struts.

5. Use a 2.5mm hex wrench to slowly tighten the
hardware securing the cabane struts in position on the
fuselage. You may want to use hemostats to hold the M3
nuts when using them to attach the upper center wing rib
to the struts. Again, make sure to use threadlock on all the
fasteners to prevent them from vibrating loose.
18

Electric Power Installation

Required Parts
Fuselage assembly Wood tray
Wood box M4 blind nut (4)
M3 washer (2) Hook and loop strap (2)
Plywood engine template Triangle stock, 300mm
Motor battery (2) Speed control with connectors
Tie wraps (not included)
9-inch (228mm) servo extension
Hook and loop tape (not included)
Power 90 motor with hardware
M4 x 25 socket head screw (4)
M3 x 15 socket head screw (2)

1. Locate the items for this section of the manual.

2. Place the two hook and loop straps on the wood tray.

3. Place the wood tray in the fuselage, guiding the tab on
the tray into the slot near the front of the fuselage. Use two
M3 x 15 socket head screws and two M3 washers to secure
the tray at the rear. Make sure to use threadlock before
tightening the screws, using a 2.5mm hex wrench.

4. Use low-tack tape to secure the plywood engine
template to the firewall, making sure it is centered. Use a
drill and 1/16-inch (1.5mm) drill bit to drill the four pilot
holes for the wood box mounting screws.
Hangar 9 Christen Eagle II 90 ARF