Junkers JU-87D Stuka User manual

AILERON
FLAP
AILERON
30mm
FLAP
20mm
20mm
Side View
Top View
135mm
Centre of Gravity.
Adjustment.
The front view when the drop tank and the bombs install completion.
75
74
14
73
JU-87D Stuka
Specification:
Length :1691 mm(66.6")
Wing Span :2032 mm(80")
Wing Area :60.3 sq. dm
6.50 sq. ft
Wing Loading :104.5 g/sq. dm
34.2 oz/sq. ft
Flying Weight :6.5 kg(14.3 lbs)
Radio :6ch&8 servos
Engine :108 2-cycle
120 4-cycle
SAFETY PRECAUTIONS
INSTRUCTION MANUAL
First-time builders should seek advice from people having building
experience.If misused or abused,it can cause serious bodily injury
and damage to property.
Fly only in open areas and preferably at a dedicated R/C flying site.
We suggest having a qualified instructor carefully inspect your
airplane before its first flight.Please carefully read and follow all
instructions included with this airplane,your radio control system
and any other components purchased separately.
(The people under 18 years old is forbidden from flying this model)
This R/C airplane is not a toy!

Top view
20mm
20mm
RUDDER
Side View
Top view
Position for
right diagram.
ELEVATOR
Side View
15mm
15mm
5mm
2
Plastic dube (5x30mm)
50mm
90mm
5mm
20mm
Adjustment.
Adjustment.
Drill holes to appropriate in the bomb.
Epoxy plastic tube into the holes.
Drill holes to relevant pesition in the centet wing.
Epoxy the bomb to the bottom wing.
68
67
13
71
69
72
70
4-cycle .120
15″X74.5 in Spinner
6
86
6
6 channel radio for aiplane is highly recommended for this model.
9
Optional parts: rubber wheel with metal hub.

1.5mm
66mm
79mm 123mm 123mm 16mm
3mm
3mm
5
TP Screw (2.3x8mm)
Ply (15x15x3mm) 5
Epoxy plies inside the fuselage under the cowing and
mount the cowing with TP screw as illustration.
Epoxy plies inside the fuselage under the cowing and
mount the cowing with TP screw as illustration.
10
TP Screw (2.3x8mm)
Ply (15x15x3mm) 10
1.5mm
1.5mm
Marked
112mm
35mm
6
TP Screw (3x10mm)
Copper part 2
Ply (15x15x3mm) 4
Assemble the cowling.
Fix the canopy with self - tapping screws.
Drill holes to the marked position in the fuselage,
Drill holes relevant position in the stabilizers.
Assemble the stabilizer strut by TP serew.
Trim slots in right position in the bottem wing.
Epoxy the dummy flaps to the wings.
61
62
63
64
65
12
60
TP Screw (2.3x12mm)
Assemble the flap servo to the main wing with screws.
Main wing joiner
2
A A"
A = A"
Securely glue together. If coming off during flights, you 'll
lose control of your airplane which leads to accidents!
Epoxy main wings to the centre wing by main wing
joiners.
Main wing joiner 2
8
4
Wooden Block(20x20x8mm)
Servo tray(68.5x56.5x2mm)
16
TP Screw (2.3x12mm)
1
Rib template (2mm ply)
2
Wood dowel (6x30mm)
Fix the aileron servo to the serve tray with epoxy.
Fix the flap servo to the servo tray with epoxy.
Assemble the aileron servo to the wing with screws
as below.
According to the rib template drill holes in one wing and
epoxy wood dowel in them.
According to the rib template drill holes to another
main wing.
2
Wood dowel (6x30mm)
1
Rib template (2mm ply)
6mm
Rib template (2mm ply)
Rib template (2mm ply)
6mm
1
2
3
4
5
1
Accessory list for the coming installation steps.

150mm
50mm
Center
line
18
Pin hinge
2
Steel wire (1.8x240mm)
4
4
4
4
4
4
Clevis
Rod (2x300mm)
Retainer
Screw (3x35mm)
Washer(3x15mm)
4
Washer(3x15mm)
Lock Nut (3mm )
B=B'
A=A'
A`A
B`B
The sketch when the wings assemble finished.
3mm
3mm 3mm
2
Steel wire (1.8x240mm)
Steel wire (1.8x240mm)
159o
Connect the two flaps with the bended steel wire and
keep about 2mm between the two flap.
2mm
2mm
aileron
Make sure the hinges
can move smoothly.
Please note the
marked point.
Please note the
marked point.
Trim two holes to pull the servo extension
lines and fuel tube from the holes.
flap
According the holes for hinges in the wings make mark in
the flaps and aileron(Please take step 11 as reference)。
Drill holes at the marked position in the flap and aileron。
6
7
8
9
10
2
Accessory list for the coming installation steps.
15
TP Screw (2.3x8mm)
1
Canopy
Ply (15x15x3mm) 19
2
Pvc part
Copper part 2
Elevator servo
Throttle servo
2
Plastic dube (5x30mm)
2
1
Dummy flap
Bomb
6
TP Screw (3x10mm)
1.5mm
4
TP Screw (2.3x12mm)
TP Screw (2.3x12mm)
Ply (15x15x3mm) 4
The sketch map when the sevos
install completion.
Mounting of the receiver and the battery.
Epoxy the exhaust to the cowling from inner of the cowing.
Trim the cowling for engine and muffler.
Instaill the servo in tail of fuselag.
56
57
58
59
11
55
Accessory list for the coming installation steps.

Clevis
Retainer
Rod (2x300mm)
Screw (2x10mm)
Rod (2x300mm)
Clevis
Washer(3x15mm)
Washer
Lock Nut (3mm )
Screw (3x35mm)
Screw (2x10mm)
3mm
9mm
2mm
Assemble the rudder servo in the fuselage.
The sketh amp of the steel wires in the fuselage
Epoxy two board together and trim a slot to appropriate
position in the boards.
Install the servo to the board.
Install the metal rod control horm and connect the linkage.
Drill a hole to appropriate position in the rudder and
assemble the metal rod horn to it.
51
52
53
54
55
10
50
TP Screw (3x20mm)
Landing gear 1
4
TP Screw (3x20mm)
Landing gear straps 2
2mm
6mm
16
TP Screw (3x14mm)
Landing gear straps 8
2
4
2
Collar (6mm)
Wheel (115mm)
PVC part
2
Wood dowel (6x50mm)
2
2
Blind Nut (6mm)
Screw (6x50mm)
2
Wheel pants
Landing gear 1
Ply (15x15x3mm) 8
Mount landing gear on the underside of wing.
Cut off the surplus part of
Wheel pants .
Rod (2x300mm)
Clevis
Washer(3x15mm)
Washer
Lock Nut (3mm )
Screw (3x35mm)
Retainer
3mm
18
Pin hinge
16mm
Assemble the pin hinge to the wings ,the flaps & the
ailerons.Adjust them to the perfect position.
Epoxy the pin hinge steadily in the wings,the flaps and
the ailerons.
Assemble the arms in the flaps and aileron and connect
the servo arms to them with rods as below.
Be care the pin hinges should
be in line in each plane.
Make sure the hinges
can move smoothly.
12
13
14
15
11
3
Accessory list for the coming installation steps.

Securely glue together. If coming off during flights, you 'll
lose control of your airplane which leads to accidents!
1.5mm
1.5mm
6mm
75 mm
12 mm
68mm
246mm
2
Wood dowel (6x50mm)
8
TP Screw (3x14mm)
Landing gear straps 4
110mm
Collar (6mm)
Wheel (115mm)
6mm
4
Wooden Block(25x15x13mm)
40mm
110mm
40mm
Mount wheel pant and tire. Epoxy plastic part underneath the wing.
Cut off the surplus part of pvc parts.
Epoxy the dowel on the leading edge of wing.
Attach landing wire to wheel pant steadily.
According to the back steps,epoxy the PVC part
to the appropriate place.
17
18
19
20
16
4
21
Linkage Stopper
Washer (2mm)
Washer (2mm)
Nut (2mm)
Set screw (3x4mm)
Washer (
2mm )
Set screw (3x4mm)
1
1
1
1
Fuel supply line
Fuel spray line
Air pressure line
Fuel tank (550cc) 1
2
2
Clevis
Copper joiner
2
2
Screw (2x10mm)
Nut (2mm )
2
Washer(2x5mm)
Steel wire
Copper joiner
Lock Nut (2mm )
Screw (2x10mm)
Ball joint
Washer(2x5mm)
Mount the fuel tank into the fuselage.
Assembly of the fuel tank.
Assemble the servos and switch .
Assemble the servo to fuselage.
Install the engine.
Install the nylon control ring for switch and
connect the linkage.
45
46
47
48
49
9
44

Washer (4x8mm)
Washer (4x8mm)
Screw (4x35mm)
Washer (4x8mm)
Screw (4x25mm)
Nut (4mm)
Spring Washer (4mm)
4mm
157 mm
In case of 2-cycle & 4-cycle engine.
4
Blind Nut (4mm)
5.2mm
Blind Nut
Set Screw (3x4mm)
Set Screw (2mm)
Rod (2x500mm)
Set Screw (2mm)
Washer (2mm)
Linkage Stopper
1
1
1
1
1
4
4
Washer (4x8mm)
4
Rod (2x500mm)
Blind Nut (4mm)
Screw (4x25mm)
Set Screw (3x4mm)
2o
4
Blind Nut (4mm)
1
Engine mount (68x105mm)
Linkage Stopper
4
4
12
4
Washer(4x8mm)
Screw (4x35mm)
Spring Washer (4mm)
Nut (4mm)
2
4
Screw (4x25mm)
2
Plastic tube (2x500mm)
Fuel tank (550cc) 1
1
Clevis
2
2
Steel wire (0.5x1500mm)
Fiberglass pushrod(3x775mm)
2
Plastic tube(3x50mm)
1
1
1
1
1
Clevis
Retainer
Screw (3x35mm)
Washer(3x15mm)
1
Washer(3x15mm)
Lock Nut (3mm )
2
2
Clevis
Copper joiner
2
2
Screw (2x10mm)
Nut (2mm )
2
Washer(2x5mm)
4
TP Screw (2.3x12mm)
Ply (15x15x3mm) 4
5mm
Assemble the engine.
Drill four holes at the diameters as shown
for engine mount.
The front view of the engine install completion.
There is 5mm left deflection as illustration.
The side view of the engine install completion,
There is 2 degree right deflection. Assemble the throttle linkage.
39
40 43
8
41
42
Accessory list for the coming installation steps.
2
2
Blind Nut (6mm)
Screw(6x50mm)
75 mm
12 mm
6.2mm
Blind Nut
2
1
Steel wire (0.5x3000mm)
U-style wire (3mm)
B=B'
A=A'
Drill 6.2mm holes at the place
of main wing.
Install the wing to the fuselage
with 6x50mm screws as shown
in the diagrams below.
A`A
B`B
3
Pin hinge(2.5x48mm)
1
Stab joiner (12x230mm)
4
Matal douel (4x30mm)
1
Rib template (3mm ply)
6
Pin hinge(24x24mm)
6
Pin hinge(24x24mm)
1mm
Elevator
Make sure they are in
the right position while
installing.
Trailing
edge
3mm
1
1
Tail landing gear
Tail gear supporter
4
TP Screw ( 3x20mm)
1
Collar (3mm)
1
Tail wheel (45mm)
Ply (30x20x9mm) 1
Mount the main wing on the fuselage.
Drill holes in the fuselage to install the main wing.
Assembly of main wing.
Epoxy pin hinges to elevator.
Keep some space about 1mm width between the
elevator and horizontal tail edge.
23
24
22
25
26
5
Accessory list for the coming installation steps.

Pin hinge 3
Make sure hinges are
mounted in the same line.
80mm 66mm
35mm
40mm
4mm
1
Rib template (3mm ply)
4mm
4
Wood dowel (4x30mm) 1
Stab joiner (10x230mm)
According to the rib template drill holes
in the stabilizer and fuselage!
1
U-style wire (3mm)
Securely glue together. If coming off during flights, you 'll
lose control of your airplane which leads to accidents!
3mm
2x7mm
2x7mm
2.5mm
Epoxy pin hinges to rudder.
Epoxy the horizontal tail to fuselage.Remove paint
at fuselage horizontal mating surfaces before epoxy.
Drill two holes at the stabilizer root base on rib template
and epexy the metal dowel in them.
A ccording to thr rib template drill holes to the tail of
fuselage as below.
Set the U-style wire through the tail of fuselage as
below.
Glue the elevator to the stabilizer by CA and epoxy.
28
29
30
31
32
6
27
C=C'
D=D'
Make sure to glue securely.
If not properly glued, a failure in flight may occur.
Temporarily fasten down the main wing and
check its correct position.
Securely glue together.If coming off during flights,
you'll lose control of your airplane which leads
to accidents!
C
D
C'
D'
1mm
Rudder
Tailing
edge
Cut away the rubber tube when
the epoxy glue dried.
Make sure they are in
the right position while
installing.
Tail gear supporter
Tail landing gear
Note:rudder wheel in optional.
Collar
Collar
TP Screw ( 3x20mm)
1.5mm
Ply (30x20x9mm)
4
TP Screw (3x20mm)
Ply (30x20x9mm) 1
2.5mm
Drill hols to appropriate position in the vertical tail
and epoxy the rudder to the vertical tail steadily.
Assemble horizontal tail, vertical tail,
tail gear separately.
Epoxy the fibre glass tubes to appropriate
position as below.
Assemble the tail wheel as below.
Epoxy the tail landing gear to the rudder.
Fix the tail gear supporter to fuselage.
34
33
35
37
7
38
36