Century Radikal G20 Instruction Manual page 9

HEAD ASSEMBLY (HD VERSION)
BAG 1
BELL MIXER RATIOS
BELL MIXER RATIOS
1:1.6
1:1.3
1:1
Using an available M3 screw, carefully form the
threads in the blade grip arm. Slide the M3x18
special socket shoulder screw through the bell
mixer arm from the flat side, add one M3x5x3
spacer and apply a drop of Slow Cyanoacrylate
glue or Epoxy glue to the end of the threads
before installing into the blade grip. Tight-
en the bolt until there is no end to
end movement, but do not
overtighten the bolt as
you can strip out the
hole. Make two as-
semblies.
THRUST BEARING INSTALLATION GUIDE
SIDE PROFILE - BLADE GRIP
LARGER ID TOWARDS THE GRIP
CNBB0730
No .
Part #
1
Enhanced Metal Bell Mixer Set
HI6189 A
2
HW6205 M3x5x3 Spacer
3
Stainless Ball, 3mm Thread, Medium
CNLR1020
4
3x7x3 Ball Bearing
CNBB0730
5
Stainless Ball, 3mm Thread, Short
CNLR1014
6
M5x10 Socket Head Cap Screws
CNM5X10CS
7
HW6180A M5x10x1 Feathering Shaft with Center Ball
8
7x15x5 Blade Grip Thrust Ball Bearing
CNBB715T
9
HW6183 M5x8x15 Head Shim Set
STYLE
STYLE
3D
3D & SPORT
SPORT & FAI
Do not over-
tighten as you
can strip the
blade grip.
GROOVES INSIDE
RECESSED CREVICE FACES MAIN SHAFT
HW6205
CNLR1020
CNLR1014
CNM5X10CS
HW6182
8X13
HW6180A
Descriptio n
(主桨控制臂)
(垫圈)
(M3球头螺丝)
(轴承)
(M3球头螺丝)
(有头内六角螺丝)
(垫圈)
(止推轴承)
(平面垫片)
There are two types of dampeners provided. The hard black plastic dampeners
(HI6520A) should only be used for hard 3D flying. Press in the head dampers
into the rotor head block. Lubricate the inside surface of each damper with light
oil. Press one M8x16 ball bearing into both ends of each main rotor blade grip.
Slide one M14 thrust washer against the bearing closest
to the main rotor blade. Make sure that the bearing and
17
14
7
12
13
11
Press one M3x7 flanged ball
bearing into one side followed
by one M3x5 spacer and another
flanged bearing from the opposite side.
If the bearing is tight, lightly sand the bell
mixer and use Red threadlock to bond the
bearing in place. Install the CNLR1014 short
steel ball into the single hole side of the bell mixer
and install the CNLR1020 medium steel ball using
Blue threadlock. Install the medium steel ball accord-
ing to the table to suit your flying preference. Use the
center hole for sport flying. Make two assemblies.
CNBB715T
HW6182
8X15
No
Qt y Part #
10
2
8x16x5 Bearing
CNBB816
11
2
HI6184A
NX Main Rotor Blade Grips
12
2 HW6205 M3x5x3 Spacer
13
4 M3x18 Socket Head Cap Screws
CNM3x18CS
14
2
8x15 Head Shim Set
HW6182
15
2 8x13 Head Shim Set
HW6182
16
2 8x16x5 Bearing
CNBB816
17
2 Hard Head Dampeners Black
HI6181B
17
2 HI6181A Standard Head Dampeners Red
Page 9
Radikal Gasser
the thrust washer are properly seated into the deep
end of the blade grip. If necessary use a socket
that matches the outside diameter of the
bearing and press into position. The 8x13
washer/spacer (#15) is used to adjust
tightness of the head. If the head is
15
binding after tightening the M5
bolt (#6), remove one or more
spacers from each side. Make
two assemblies.
16
2
10
9
8
7
6
CNBB816
HW6183
M5X8X15
CNM3X6BHCS
Descriptio n
(轴承)
(主旋翼夹片)
(垫圈)
(有头内六角螺丝)
(平面垫片)
(平面垫片)
(轴承)
1
5
4
3
M3X18CS
Qt y
4
2
2
2
2
6
4
2
2