BigPlanes Douglas SBD-5 Dauntless User manual

Before commencingassembly,pleaseread theseinstructions thoroughly.
SAFETY PRECAUTIONS
This radio control model is not a toy!
lFirst-time builders should seek advice from people having building
experience in order to assemble the model correctly and toproduce
its performance to full extent. ,
lAssemble this kit only inplaces out of childrens reach!
lTake enough safety precautions prior to operating this model.
,
You are responsible for this models assembly and safe operation!
lAlways keep this instruction manual ready at hand for quick
reference,even after completing the assembly.
SPECIFICATION
Douglas SBD-5 Dauntless
Wing span ...2540 mm (100in)
2
Wing Area.....124 dm ( 1920 sq.in)
Length..........2032 mm ( 80in)
Engine..........80-100cc gas engine
Radio............8 channel 10 servos

22
REQUIRED FOR OPERATION (Purchase separately)REQUIRED FOR OPERATION (Purchase separately)
TOOLS REQUIRED ( Purchase separately)TOOLS REQUIRED ( Purchase separately)
BEFOREYOU BEGINBEFOREYOU BEGIN
Sharp Hobby Knife Phillips Screw Driver Awl
Needle Nose Pliers Wire Cutters Scissors
Read through the manual before you begin ,so you will have an overall idea of what to do.
Check all parts .if you find any defective or missing parts .contact your local deater.
Symbols used throughout this instruction manual,comprise.
11
22
33
.
.
.
Warning!
£¡
Cut off shaded portion.
Ensure smooth non-binding
movement while assembling.
Must be purchased
separately!
Pay close attention
here!
Drill holes with the specified
Diameter(here:2mm)
2mm
Assemble left and right
Sides the same way.
Apply instant glue
(CA glue,super glue).
Apply epoxy glue.
BA
Cut off excess.
!
Do not overlook this symbol.
11
Aminimum 8 channel radio for airplanes (with 10 servos).
And dry batteries.
CAUTION: Only use a minimum 8 channel radio for
airplanes! (No other radio may be used!)
!
12 AA-size Batteries
Aminimum 8 channel
transmitter for airplanes.
22
For handing the radio properly.refer to its instruction manual.
Engine and Muffler
33
Purchase a propeller that
will match your engine
44
Silicone Tube Fuel Filter
55
required for engine starting Glow engine fuel only.
WARNING: Normal gasoline cannot
be used with glow engines.
!
Fuel Pump Plug Wrench
33
Glue
66
Instant glue Epoxy Glue
33
Other equipment for enhancing
airplane operation & perormance
77
12V Battery (for starter)
Engine Starter
Propeller splinner
MA
80-100 cc gas engine
odel irplane engine
Muffler
Ignition

!
Accessory list for this page.
3
Install the aileron
2
1
5
4
Epoxy the pin hinges to top of the flap
and bottom of the flap as illustration
33
Assemble of the flap
BA
Cut a groove to appropriate position in the flap
Apply instant type AB glue to aileron and pin hinge
Securely glue together. If coming off during flights,you'll
lose control of your airplane which leads to accidents!
Warning!Warning!
BA
-----------6
Pin hings
Make sure hings are
mounted in the same line
Tailing
edge
Aileron
BA
BA
Top of the flap
Bottom of the flap
Hinge
--------12
-----------6
Pin hings
Hinge
--------------12
Top of the flap in the right
Top of the flap in the right
BA

!
Accessory list for this page.
8
710
9
44
6
Assemble of the servo
BA
Securely glue together.If coming off during flights,you'll
lose control of your airplane which leads to accidents!
Warning!Warning!
This flap is forbidden to
be used for landing
Rod adjuster
2.5X85mm rod
- - - - 2
- - - - - - 2
Rod adjuster
- - - - 2
- - - - - - 2
- - - - - - 2
Ball bearing
Ball bearing
3mm washer
- - - - - - 2
3X16mm Screw
- - - - - 2
3mm Lock nut
- - - - - - 2
Bottom of the edge
Flap
BA
Securely glue together. If coming off during flights,you'll
lose control of your airplane which leads to accidents!
Warning!Warning!
Keep some space about 1mm
width between trailing and flap
Epoxy the bottom plap part to the wing as illustration
Epoxy the top plap part to the wing as illustration
, Secure the servo install the
nylon control horn and connect the linkage
The position of the control horn in the aileron
Rod adjuster
2.5X85mm rod
- - - - 2
- - - - - - 2
Rod adjuster
- - - - 2
- - - - - - 2
- - - - - - 2
Ball bearing
Ball bearing
3mm washer
- - - - - - 2
3X16mm Screw
- - - - 2
3mm Lock nut
- - - - - - 2

!
Accessory list for this page.
13
12 15
14
55
11
2.3x10mm Tp Screw
- - - - 8
HORN--2
3X16 Screw --2
3mm Lock nut--2
1.5mm
A B
2.3x10mm Tp Screw
- - - - 8
Secure the servo .Install the nylon control horn
and connect the linkage.
Install the servo.
Rod adjuster
- - - 8
M2X25mm Screw
- - - - 2
Rod (2.5x100mm)
- - - - 4
BA
M2X8mm Screw
- - - - 4
Link the rods to the servo as illustration
Install the tray
Epoxy the pin hinges to the flap of the mid wing
HORN--2
3X16 Screw--2
3mm Locknut--2
2.3x10mm Tp Screw
- - - - - - 8
Rod adjuster
- - - - - 8
M2X25mm Screw
- - - - 2
Rod (2.5x100mm)
- - - - 4
2.3x10mm Tp Screw
- - - - 8
M2X8mm Screw
- - - - 4
Hinge
- - - - - - - -6

!
Accessory list for this page.
18
17 20
19
66
16
BA
Securely glue together.If coming off during flights,you'll
lose control of your airplane which leads to accidents!
Warning!Warning!
This flap is forbidden to
be used for landing
Hinge
- - - - -4
Rod adjuster
- - - 2
M2X8mm Screw
- - - - 2
Rod (2.5x125mm)
- - - - 1
Rod adjuster
- - - 2
M2X8mm Screw
- - - - 2
Rod (2.5x125mm)
- - - - 1
Keep some space with about 1mm width
between the trailing edge and flap
66
Trailing edge
Flap
Cut a groove to appropriate position in the flap
B
A
Epoxy the flap to the mid wing
Installation the servo
BA
Assemble the wings

!
Accessory list for this page.
23
22
24
7
21
Drill holes in the wings and set the Carbon fibre
dowels in them as below
25
Assemble the wings
Drill holes to relevant position in the fuselage
Assemble the wings to the fuselage with
screw and blind nut as below
- - - - - 2
M5X25mm screw
- - - - - - 2
Assemble the wings
Drill 8.2 mm holes at the place
of main wing
Install the wing to the fuselage
with M5X60mm screws as shown
in the diagrams below.
A = A1
B = B1
140mm
8.2mm
8mm
BA
Carbon fibre dowels
140mm
8X40mm
5.2mm
M5X60mm screw
- - - - - - 2
M5X70mm screw
- - - - 1
5mm washer
- - - - - - - - - - - 3
5mm Blind Nut
- - - - - - - - - 3
M5X25mm screw
- - - - - - 2
- - - - - 2
Carbon fibre dowels
8X40mm
M5X60mm screw
- - - - - - 2
M5X70mm screw
- - - - 1
5mm washer
- - - - - - - - - - - 5
5mm Blind Nut
- - - - - - - - - 3
5mm washer
- - - - - - - - - 2
2.3x10mm Tp Screw
- - - - 4

!
Accessory list for this page.
27
8
26
Assemble of the landing gear
Epoxy the wheel wells to the holes
LL
RR
3X3mm screw
5.2mm Collar
3X20mmTp screw
- - - - - 8
5X45mm Axletree
- - - - - 2
- - - - - 2
- - - - - 2
4X4mm screw
- - - - - 2
502
C.AC.A
Trim the holes if necessary
Pleas notice the inner diameter for each
side of the pressure reduction inlet.
Please insure the sealing of the retract
system before flight .
Retainer
Rod adjuster
2X8mm screw
- - - - - 1
- - - - - 1
- - - - - 1
Rod (1.8X80mm)
- - - - - 1
2000mm Air line
- - - - - 2
Two wheel retract system
28
29
30
BA
Make sure hings are
mounted in the same line
-----------6
Pin hings
B
A
Epoxy pin hings to elevator
Assemble the elevator to stabilizer
3X3mm screw
5.2mm Collar
3X20mm Tp screw
- - - - - 8
5X45mm Axletree
- - - - - 2
- - - - - 2
- - - - - 2
4X4mm screw
- - - - - 2
-----------6
Pin hings
Warning!
£¡
!
Securely glue together ,if coming
off during . You will lose control
of your airplane which leads to accidents!

!
Accessory list for this page.
32
9
31
Install the nylon control horn and the linkage
LL
RR
Install the servo
The position of the control horn in the elevator
33
34
35
Secure the servo. Install the nylon control horn
and connect the linkage
Assemble the stabilizer to fuselage as illustration
Rod adjuster
2.5X100mm rod
- - - - 2
- - - - - - 2
Rod adjuster
- - - - 2
- - - - - - 2
- - - - - - 2
Ball bearing
Ball bearing
3mm washer
- - - - - - 2
3X14mm Screw
- - - - - 2
3mm Lock nut
- - - - - - 2
LL
RR
4X15mm screw
- - - - - - 2
If coming off during flights,
you will lose control of your
airplane which leads to
accidents!
Warning!
LL
RR
HORN--4
3X16 Screw --2
3mm Lock nut--2
AB
2.3x10mm Tp Screw
- - - - 8
Rod adjuster
2.5X100mm rod
- - - - - - 2
Rod adjuster
- - - - - - 2
- - - - - - 2
Ball bearing
Ball bearing
3mm washer
3X14mm Screw
- - - - - 4
3mm Lock nut
- - - - - - 4
HORN - - 4
2.3x10mm Tp Screw
- - - - 8
4X15mm screw
- - - - - - - - 2
- - - - - - 2
- - - - - - 2
- - - - - - - - - - 2

BA
!
Accessory list for this page.
37
10
36
Apply instant type AB glue to rudder and pin linge
Assembly of the stabilizer
Epoxy the rudder to the vertical tail edge.
38
39
40
Secure the servo. Install the nylon control horn
and connect the linkage
Assemble the tail landing gear to the wheel steeling
mounts as below
Securely glue together
,if coming off during flights.
You lose control of your airplane
which leads to accidents!
D
D
C
C
Make sure hings are
mounted in the same line
-----------3
Pin hings
8mm
BA
Warning!
£¡
!
Securely glue together ,if coming
off during . You will lose control
of your airplane which leads to accidents!
BA
4mm Nut 2
Connecting rod head
2
--------
Aluminum tube (8x120mm)
M4x45mm Screw1
1
Steel wire
2
Aluminum tube (3x6mm)
2
- - - - 1
- - - - 3
3.2mm Collar
3.2mm Nylon Collar
3X3mm Screw
- - - - 3
6X9 screw
- - - - 1
- - - - 1 6mm nut
- - - - - -3
Pin hings
4mm Nut 2
Connecting rod head
2
--------
Aluminum tube (8x120mm)
M4x45mm Screw1
1
Steel wire
2
Aluminum tube (3x6mm)
2
- - - - 1 - - - - 3
3.2mm Collar
3.2mm Nylon Collar
3X3mm Screw
- - - - 3
M6X9 screw
- - - - 1
- - - - - - - 1
6mm nut

!
Accessory list for this page.
42
11
41
Assemble the tail landing gear to the fuselage
43
44
45
Assembly of the engine
4.5mm
3.2mm Rocker
- - - - - 1
Aluminium tube
Rod adjuster
- - - - - 2
Rod - - - - - 2
- - - - - 2
Steel wire
- - - - - 2
3X3mm Screw
- - - - 1
2
M4X20mm Cap screw
4mm Blind Nut
- - - - - - 2
2.3x10mm Tp Screw
- - - - - - 4
BA
100 CC gas engine
Throttle servo
After confirmingthe
position(see frontof
fuel tank).
Insert and tighten
the screw.
3X20mm Screw
- - - - 1- - - - 1
Assembly of the full tank
Assembly of the engine
3.2mm Rocker
- - - - - 1
Aluminium tube
Rod adjuster
- - - - - 2
Rod - - - - - 2
- - - - - 2
Steel wire
- - - - - 2
3X3mm Screw
- - - - 1
2
M4X20mm Cap screw
4mm Blind Nut
- - - - - - 2
2.3x10mm Tp Screw
- - - - - - 4
Fitting of the tail wheel assembly
6mm

!
Accessory list for this page.
47
12
46
Mount the fuel tank to the fuselage
48
49
50
Glue the belly pants to appropriate position in
the mid wing with CA glue.
Assembly of the dummy bomb
Trim the surplus shaded portion away from the canopy
Rod adjuster
- - - 2 Rod - - - 2
Fuel tank
Aluminium tube
- - - - - 2
Rudder
servo
Assemble the rudder servo to the fuselage
BA
Aluminium tube
- - - - - 1
Aluminium tube
- - - - - 1
Rod adjuster
- - - 2
Rod - - - 2
Aluminium tube
- - - - - 2
Aluminium tube
- - - - - 1
Aluminium tube
- - - - - 1

!
Accessory list for this page.
52
13
51
Epoxy the dummy bomb
53
54
Assemble the antenna to fuselage with A/B glue
Assemble the cowling to fuselage with screw
Assemble the canopy to the fuselage with TP screws
3X18mm Screw
- - - - - 2
3mm Lock nut
- - - - - - - 2
4X25mm screw
- - - - - - 2
- - - - - - - 2
Aluminium
mm
2.3x10mm TP screw
- - - - - - 8
3X30mm Screw
- - - - - 4
M3X15mm screw
3mm Washer
- - - - - - 5 - - - - - - - - - 6
antenna
- - - - - - - - - 1
BA
3X18mm Screw
- - - - - 2
3mm Lock nut
- - - - - - - 2
4X25mm screw
- - - - - - 2
- - - - - - - 2
Aluminium
2.3x10mm TP screw
- - - - - - 8
3X30mm Screw
- - - - - 4
M3X15mm screw
3mm Washer
- - - - - - 5 - - - - - - - - - 6

57
56 58
Centre of Gravity.
Adjust the travel of each control surface to the
values in the diagrams.
These values fit general flight capabilities.
Readjust according to your needs and flight level.
Adjust the travel of eachcontrol surface to the
values in the diagrams.
These values fit general flight capabilities.
Readjust according to your needs and flight level.
Never fly before checking the Cg s required position.
In order to obtain the CG specified ,reposition the
receiver and battery.
NEVER fly the model
without well balancing.
Warning!
!
55
AILERON
Adjustment.
Adjust the travel of each control surface to the
values in the diagrams.
These values fit general flight capabilities.
Readjust according to your needsand flightlevel.
Adjustment.
Adjustment.
1414
CG
124mm
Top view
Side view
124mm
180-190mm
AILERON
FLAP
75mm
75mm
ELEVATOR
59
Centre of Gravity.