THUNDER TIGER Titan Raptor 50 Size 3D Heli Assembly & Maintenance Manual page 18

17 Main Frame Assembly-Part6
Insert the M3x20 and two M3x25 socket screws with meatal Rear Servo Plate into the tail base of the Main Frame
and secure with lock nuts. Do not tighten at this point.
Hold the tail boom in one hand and hook your index finger on your free hand through the exposed loop of the tail
rotor drive belt. Hold it so the belt is vertical and parallel to the tail drive pulley.
Boom Drive belt
Important: Next, rotate the belt 90-degree counter clockwise.
90-degree
Tail Rotor Rotate Direction
(6)
(5)
(5)
(1)
Pull the belt through the tail base, keeping the belt correctly aligned. Push
the tail boom into the tail base all the way to the end. Place the drive belt over
the tail drive spur gear. Then, gently pull back on the tail boom until the tension
on the belt allows no more than 5mm(3/16") of free play in the belt. Tighten
the locknuts and proceed with the rest of the assembly.
Install the header tank and secure the mount with socket screw, washer.
Connect the fuel tube properly.
(1)HMC3-14B Socket Screw (M3x14)..............3
(2)HMC3-20B Socket Screw (M3x20)..............2
(3)HMC3-25B Socket Screw (M3x25)..............2
(4)HSE3-12B Self-Tapping Screw (M3x12)..... 2
(5)HMM3Z Lock Nut (M3)................................ 6
(6)BK0068 Tail Rotor Blade............................. 2
(7)BV0502 Header Tank.................................. 1
(8)BK0506 Tank Mount....................................1
(9)BK0087 Washer.......................................... 1
(10)BK0837 Metal Rear Servo Plate................1
(11)Tail Assembly............................................ 1
(11)
(2)
(3)
(5)
(4)
(10)
(1)
(9)
(8)
(7)
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