Yakovlev YAK-52 Montageanleitung Seite 9

15- Electric Motor / Elektromotor
- Using a plywood motor mounting plate as a template, mark the fire wall where the four holes are to be drilled (1).
- Remove the plywood motor mounting plate and drill a 13/64"(5mm) hole through the fire-wall at each of the four marks
marked (2).
- Using a aluminum motor mounting plate as a template, mark the plywood motor mounting plate where the four holes are
to be drilled (3).
- Remove the aluminum motor mounting plate and drill a 1/8"(3mm) hole through the plywood at each of the four marks
marked (4).
Plywood motor
! Align the mark on the plywood motor
mounting plate (2pcs)
mount with the mark on the fuselage.
5
B
B=B'
B'
Firewall
118 - 122mm
FRONT-VIEW
13/64"
2
1
5mm
6
7 - 8
SIDE-VIEW
(4.7")
! Engine thrust on balk head
is already adjust at factory
Aluminum motor
mounting plate
! Align the mark on the plywood motor mount
with the center lines on aluminum motor mount.
-Push the four 5x70mm bolts through the fire-wall as shown (5).
- Reposition the plywood motor mounting plate (2pcs) and secure it
in place with eight 5mm nuts and washers (6).
Note: B=B'(Side-view) and A=A'(Top-view)
-Attach the aluminum motor mounting plate on to the motor and
secure it in place with four screws ( included with motor set) (7).
-Attach the motor on to the plywood motor mounting plate and
secure it in place with four 3x15mm (1/8x19/32")
screws(8).
A
A=A'
A'
3
4
TOP-VIEW
5mm washer...16
5x70mm.......4
5mm nut.......12
3mm screw/nut...4
1/8"
3mm