H-KING Yak54 User manual

INSTRUCTION MANUAL

1
Packing list:
1: EPP Yak54 fuselage *1
2: Carbon tube 4*4*750mm *1
3: Pull rod *4
4: Motor mount *1
5: Quick rod adjuster *4
6: Hinge *4
7: Hook and loop tape *1
8: Wood strips *4
9: Landing gear *1
Tools:
1: 1.5mm allen wrench
2: Phillips screwdriver
3: Modelling knife
4: Wire cutters
5: Hot melt glue gun and glue sticks
6: Foam Glue
7: No.502 glue
Electronic equipment
(Outdoor flying):
Motor：2206-2208 1400KV-1700KV *1
Prop：8-9 inch *1
ESC：12-20A *1
Servo：8/9g *3
Battery：500-1000mah 3S *1
Electronic equipment
(Indoor flying):
Motor：2204-2206 1400KV-1700KV *1
Prop：7-9 inch *1
ESC：6-12A *1
Servo：8/9g *1 4.5/4.7g *2
Battery：300-500mah 2S-3S *1

2
Assemble the 2 pcs wings on horizontal fuselages
using foam glue.
Install the carbon tube on fuselage using foam glue.
Assemble the horizontal tail on fuselage using foam
glue.
Wait glue dried. Then assemble bottom half fuselage
into the horizontal fuselage using foam glue.
Must check whole fuselage to ensure orthogonality
before glue dry.
Electrify all servos to make sure the arm perpendicular
to servo.Then install 8/9g servo on fuselage with long
arm using foam glue.

Assemble the vertical tail on upper half vertical fuse-
lage using foam glue with l-square.
Assemble the upper half vertical fuselage on horizontal
fuselage using foam glue with l-square.
Drill a hole in fuselage under aileron servo and let the
2 pcs landing gears cross through the hole. Then glue
landing gear on wing using No.502 glue.
Glue bottom half vertical fuselage on horizontal
fuselage with foam glue.
Adjust landing gear to make sure the wing be horizon-
tal and then glue the hole.
Assemble quick rod adjuster and install it on hinge
(Notice the direction), apply a little No.502 on the nuts.
Then install hinge into the hole on aileron with
No.502 glue.
3

4
Install pull rod on servo and hinge, then adjust the
rod’s length.
Install 2pcs 4.5/4.7g servo on fuselage with long arm
using foam glue
Install hinge into the hole on tail aileron (Need cut the
hinge a little).
Install wood strip in the hole using No.502 glue. Notice
must let pull rod through the hole on wood strip.
Same to another side. Assemble motor mount on fuselage using No.502 glue.

5
Assemble motor on the metal cross using screws.
Then install motor on motor mount with tapping screws
(we can use servo’s screws).
Put hook and loop tape on fuselage using foam glue.
Then install ESC.
Same way to install receiver and battery on fuselage
behind ESC.
C of G is on the wing as shown in the picture above.
EPP Yak54 is a very good plane for F3D and F3P
flying. It’s strong and easy to fix.