Seagull Models 137 Assembly Manual Download Page 14

14

KA8-B

                                                                   

Instruction Manual.

Receiver.

Battery.

ATTACHMENT WING -FUSELAGE.

Wing bolt.

BALANCING.

 

 

1) It is critical that your airplane be

balanced correctly. Improper balance will
cause your plane to lose control and crash.
THE CENTER OF GRAVITY IS LOCATED
60 MM  BACK FROM THE LEADING EDGE
OF THE WING AT THE WING ROOT.

 

 

3) Turn the airplane upside down. Place

your fingers on the masking tape and carefully
lift the plane .

 

 

2) Mount the wing to the fuselage. Using a

couple of pieces of masking tape, place them
on the top side of the wing  60 mm back from
the leading edge of the wing at the wing root.

INSTALLING THE RECEIVER AND BATTERY.

 

 1)  Plug the five servo leads and the switch

lead into the receiver.  Plug the battery pack
lead into the switch also.

 

  

  

  3)   Route the antenna in the antenna tube

inside the fuselage and secure it to the bottom
of fuselage using a plastic tape.

     2)  Wrap the receiver and battery pack in

the protective foam rubber to protect them
from vibration.

Summary of Contents for 137

Page 1: ...m Wingarea 899sq in 58sqdm Weight 6 2lbs 2 8kg Length 57 1in 145cm Radio 6channels Servo 4MN48miniservos 3 servos flying skill level intermediate advanced ASSEMBLY MANUAL MS 137 Graphics and specifications may change without notice Glider ...

Page 2: ... YOU ASSUME ALL RISK RESPONSIBILITY If you are inexperienced with basic R C flight we strongly recommend you contact your R C supplier and join your local R C Model Flying Club R C Model Flying Clubs offer a variety of training procedures designed to help the new pilot on his way to successful R C flight They will also be able to advise on any insurance and safety regulations that may apply ADDITI...

Page 3: ...e wing panel until there is only a slight gap The hinge is now centered on the wing panel and aileron Remove the T pins and snug the aileron against the wing panel A gap of 1 64 or less should be maintained between the wing panel and aileron 1 Carefully remove the aileron from one of the wing panels Note the position of the hinges 4 Deflect the aileron and completely saturate each hinge with thin ...

Page 4: ...cess with the other wing panel securely hinging the aileron in place Work the aileron up and down several times to work in the hinges and check for proper movement Note 6 Using C A remover debonder and a paper towel remove any excess C A glue that may have accumulated on the wing or in the aileron hinge area 5 Turn the wing panel over and deflect the aileron in the opposite direction from the oppo...

Page 5: ...see pre drill hole 6mm for the horn mounting screw on the aileron 3 Place epoxy into hole This will harden the threads and prevent the crews from pulling loose 4 Thread a control horn end with aluminum washer lock nut until the top edge of the end is 9mm from the vase of the horn as shown 6mm ELEVATOR CONTROL HORN INSTALLATION 2 sets 3x35mm Install the elevator control horn using the same method a...

Page 6: ...ontrol horn 6mm INSTALLING THE FUSELAGE SERVO 1 Install the rubber grommets and brass collets onto the throttle servo Test fit the servo into the aileron servo mount 2 Secure the servos with the screws pro vided with your radio system Because the size of servos differ you may need to adjust the size of the precut open ing in the mount The notch in the sides of the mount allow the servo lead to pas...

Page 7: ... the switch into the precut hole in the side of fuselage INSTALLING THE SWITCH Switch Servos Because the size of servos differ you may need to adjust the size of the precut open ing in the mount The notch in the sides of the mount allow the servo lead to pass through AILERON SERVO INSTALLATION Rudder servo arm Elevator servo arm Trim and cut Throttle servo arm ...

Page 8: ... M2 lock nut Metal clevis 8mm Cut AILERON PUSHROD HORN INSTALLATION FLAP SERVO INSTALLATION Attach the string to the servo lead and carefully thread it though the wing M2x6mm Wing rib Wing Small weight String Flap servo M2x6mm Aileron servo Aileron servo Flap servo ...

Page 9: ...9 Instruction Manual AIRBREAKES PUSHROD CONTROL HORN INSTALLATION M2x6mm Repeat the procedure for the other aileron servo C A glue C A glue ...

Page 10: ...10 KA8 B Instruction Manual ELEVATOR PUSHROD INSTALLATION M3x30mm M3x30mm 678mm Cut THE HORIZONTAL STABILIZER INSTALLATION ...

Page 11: ...11 Instruction Manual 8mm Cut Pen 8mm Snap keeper 3mm 3mm ...

Page 12: ...12 KA8 B Instruction Manual RUDDER PUSHROD M2x12mm Snap keeper Servo arm 8mm Snap keeper M2 lock nut Metal clevis Pen 8mm Cut ...

Page 13: ...13 Instruction Manual SERVO INSTALLATION The tow hook The above is the tow hook position C A glue C A glue Cut Cut ...

Page 14: ...tape and carefully lift the plane 2 Mount the wing to the fuselage Using a couple of pieces of masking tape place them on the top side of the wing 60 mm back from the leading edge of the wing at the wing root INSTALLING THE RECEIVERAND BATTERY 1 Plug the five servo leads and the switch lead into the receiver Plug the battery pack lead into the switch also 3 Route the antenna in the antenna tube in...

Page 15: ... heavy and you must add weight to the nose If the nose drops it is nose heavy and you must add weight to the tail to balance Accurately mark the balance point on the top of the wing on both sides of the fuselage The balance point is located 60 mm back from the leading edge of the wing at the wing root This is the balance point at which your model should balance for your first flights Later you may...

Page 16: ... right The right aileron should move up and the other aileron should move down If it does not flip the servo re versing switch on your transmitter to change the direction PREFLIGHT CHECK 1 Completely charge your transmitter and receiver batteries before your first day of flying 2 Check every bolt and every glue joint in the KA8 B to ensure that everything is tight and well bonded 4 Check the contr...

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