4-Stroke Engine Installation - Hangar 9 Saratoga 40 Assembly Manual


Step 21
Check the operation of the throttle from the radio to make
sure it goes from fully closed to fully open, and that the
servo is not binding at either endpoint as well. If you are
using a computer radio, use the endpoint adjustments
as necessary to fine-tune the operation of the throttle if
necessary.
20

4-Stroke Engine Installation

Required Parts
Fuselage assembly Engine with hardware
Engine mount Engine mount plate (2)
#8 washer (8) 8/32 lock nut (4)
Plywood pushrod support Clevis
Clevis retainer Pushrod keeper
8-32 x 1-inch machine screw (4)
8-32 x 3/4-inch machine screw (4)
16 / -inch (419mm) throttle pushrod wire
1
2
12-inch (305mm) throttle pushrod housing
Tools and Adhesives
Phillips screwdriver: #2 Threadlock
Medium grit sandpaper Ruler
Side cutters Pliers
Z-bend pliers Medium CA
30-minute epoxy
Drill bit: 5/64-inch (2mm), 5/32-inch (4mm)

Step 1
Open the bag marked Motor Mount. Set aside the four
48mm standoffs and four 8-32 x 2 / -inch machine screws
1
4
for the Electric Power (EP) version as they will not be used
in the engine installation.

Step 2
Slide a #8 washer onto each of the 8-32 x 3/4-inch machine
screws. Apply a drop of threadlock on each screw.

Step 3
Slide the screws into the motor mount as shown.
Hangar 9 Saratoga Assembly Manual