Seagull Models CHEROKEE Instruction Manual Download Page 1 | Manualshive

Page: 1 / 31

background image

1

www.seagullmodels.com

ASSEMBLY MANUAL

MS:121

Specifications:

Wing span -------------------------59.8in (152cm)
Wing area --------------599.9sq.in (38.7sq dm)
Weight -------------------------------6.4 lbs (2.9kg)
Length ---------------------------46.4in (117.8cm)
Engine -------------.46 - .55 cu.in -----2-stroke.
.72 - .82cu.in -----4-stroke.
Radio ----------------- 4 channels with 5 servos.

“Graphics and specifications may change without notice”.

1
2
3
...
»

Summary of Contents for CHEROKEE

Page 1: ...MS 121 Specifications Wingspan 59 8in 152cm Wingarea 599 9sq in 38 7sqdm Weight 6 4lbs 2 9kg Length 46 4in 117 8cm Engine 46 55cu in 2 stroke 72 82cu in 4 stroke Radio 4channelswith5servos Graphics and specifications may change without notice ...

Page 2: ... you build a great flying aeroplane Please read this manual thoroughly before starting assembly of your CHEROKEE Use the parts listing below to identify all parts WARNING Please be aware that this aeroplane is not a toy and if assembled or used incorrectly it is capable of causing injury to people or property WHEN YOU FLY THIS AEROPLANE YOU ASSUME ALL RISK RESPONSIBILITY If you are inexperienced w...

Page 3: ...RONS Note 1 Carefully remove the aileron from one of the wing panels Note the position of the hinges 2 Remove each hinge from the wing panel and aileron and place a T pin in the center of each hinge Slide each hinge into the aileron until the T pin is snug against the aileron This will help ensure an equal amount of hinge is on either side of the hinge line when the aileron is mounted to the wing ...

Page 4: ...leron hinge area 5 Turn the wing panel over and deflect the aileron in the opposite direction from the opposite side Apply thin C A glue to each hinge making sure that the C A penetrates into both the aileron and wing panel 4 Deflect the aileron and completely saturate each hinge with thin C A glue The ailerons front surface should lightly contact the wing during this procedure Ideally when the Th...

Page 5: ... HINGING THE RUDDER Glue the rudder hinges in place using the same techniques used to hinge the ailerons Hinge WING TIP ASSEMBLY Remove covering Fill epoxy Covering Wing tip 1 Attach the plastic wing tip to the wing Use a hobby knife to remove the covering at the wing end 2 Apply the epoxy to the surface of both wing tip and wing end The plastic wing tip is held in position and install it to the w...

Page 6: ...ng tip 1 Locate the hardware necessary to install the control horns for the ailerons 2 Position the control horn on the bottom of the aileron You will see pre drill hole 3mm 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 i...

Page 7: ... Epoxy M3 LOCK NUT Install the elevator control horn using the same method as same as the aileron control horns INSTALL ELEVATOR CONTROL HORN 2 sets Aluminum Washer CONTROL HORN M3 M3 LOCK NUT Epoxy Aluminum Washer Horizontal Stabilizer Elevator 3x30mm 3mm 18mm Epoxy Horizontal Stabilizer Elevator Elevator control horn ...

Page 8: ...RN M3 SCREW Aluminum Washer 3x30mm Epoxy M3 LOCK NUT Rudder control horn 3mm 5 5mm 1 Locate the items necessary to install the engine mount included with your model ENGINE MOUNT INSTALLATION 4x30mm 2 Use four 4x30mm head bolts and four 4mm washers to attach the engine mount rails to the firewall Tighten the screws Make sure to use threadlock on the screws to help prevent them from vibrating loose ...

Page 9: ...e vent tube Vent tube Fuel pick up tube Fuel fill tube A 5 With the stopper assembly in place the weighted pick up should rest away from the rear of the tank and move freely inside the tank The top of the vent tube should rest just below the top of the tank It should not touch the top of the tank 6 When satisfied with the alignment of the stopper assembly tighten the 3 x 20mm machine screw until t...

Page 10: ... 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 pass through Fuel tank C A glue Fuel tank Balsa Plywood template Plywood template 8 Use plywood template to hold in place the fuel tank with C A glue to secure the fuel tank inside the fus...

Page 11: ... for the engine mounting screw 3 Use a drill to drill the four holes in the engine mount rails 4 On the fire wall has the location for the throttle pusshrod tube pre drill 2mm diameter 110mm MOUNTING THE ENGINE 1 Position the engine with the drive washer 110mm forward of the firewall as shown INSTALLING THE SWITCH 3 32 Hole Trim and cut Elevator servo arm Throttle servo arm Rudder servo arm Switch...

Page 12: ...ndicular to the servo center line 9 Move the throttle stick to the closed position and move the carburetor to closed Use a 2 5mm hex wrench to tighten the screw that secures the throttle pushrod wire Make sure to use threadlock on the screw so it does not vibrate loose A NOSE GEAR 1 Locate the items necessary to attach the nose landing gear that are included with your model 5 Slide the pushrod tub...

Page 13: ...o arm using M2 clevis Rotate the nose gear wire so that the nose wheel is pointing straight 3 2 2mm 6 3 Place a landing gear strap over gear leg and mark the locations for the screw holes Drill holes at your marks being sure not to drill into the wheel Install a trap onto nose wheel pant using two seft tapping screws Reinforce the holes with thin C A 4 Fit the steering arm between the nylon steeri...

Page 14: ...ont of the cowl should be positioned so the crankshaft is in nearly the middle of the cowl opening Use the spinner backplate as a guide Hold the cowl firmly in place using pieces of masking tape Because of the size of the cowl it may be nec essary to use a needle valve extension for the high speed needle valve Make this out of suf ficient length 1 5mm wire and install it into the end of the needle...

Page 15: ...sion included with your model 2 Attach the electric motor box to the firewall suitable with the cross lines drawn on the electric motor box and firewall Using epoxy and balsa stick to secure the motor box to the firewall Please see pictures below Epoxy Balsa stick Epoxy 3 Attach the motor to the front of the electric motor box using four 4mm blind nut four M4x15mm hex head bolts to secure the moto...

Page 16: ... plywood battery tray to the fuselage Tighten the screws using machine screws M3x15mm to secure the tray in position 5 Attach the speed control to the side of the motor box using two sided tape and tie wraps Connect the appropriate leads from the speed control to the motor Make sure the leads will not interfere with the operation of the motor ...

Page 17: ...ks and space it from the hatch Use a pencil to mark the mounting hole locations on the blocks 3 Use drill bit in a pin vise to drill the mouting holes in the blocks Servos Small weight Thread INSTALLING THEAILERON 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 INSTALLING ...

Page 18: ...e lead through the wing and remove the string 4 Apply 2 3 drops of thin C A to each of the mounting holes Allow the C A to cure without using accelerator 6 Secure the servo to the aileron hatch using Phillips screwdriver and the screws provided with the servo 5 Use dental floss to secure the connection so they cannot become unplugged 7 Apply 1 2 drops of thin C A to each of the mounting tabs Allow...

Page 19: ...leron hatch in place and use a Phillips screw driver to install it with four wood screws Mark Pen Snap keeper Servo arm 3 Connect the linkage as shown and secure the control wire with a snap keeper 8mm Snap keeper 2 Make a 90 degree bend at the mark and cut off the excess wire leaving 8mm past the bend M2 lock nut Metal clevis Wing Aileron M2 lock ...

Page 20: ... gear legs into the slots in the underside of the wing panels Position two nylon landing gear straps over each landing gear leg as shown Mark the location of the screw holes onto the wing and drill holes at your marks using a drill bit Secure the landing gear legs to the wing panels using the nylon landing gear straps and self tapping screws as shown 1 Locate the items necessary to attach the main...

Page 21: ...n install it on the axle to retain the wheel INSTALLING THE HORIZONTAL STABILIZER 6 7 1 Using a ruler and a pen locate the centerline of the horizontal stabilizer at the trail ing edge and place a mark Use a triangle and extend this mark from back to front across the top of the stabilizer Also extend this mark down the back of the trailing edge of the stabilizer Draw center line 2 Using a modeling...

Page 22: ...p and the bottom of the platform sides 7 When you are sure that everything is aligned correctly mix up a generous amount of 30 Minute Epoxy Apply a thin layer to the top and bottom of the stabilizer mounting area and to the stabilizer mounting platform sides in the fuselage Slide the stabilizer in place and realign Double check all of your mea surements once more before the epoxy cures Hold the st...

Page 23: ...orizontal Stabilizer When cutting through the covering to re move it cut with only enough pressure to only cut through the covering itself Cutting into the balsa structure may weaken it 6 When you are sure that everything is aligned correctly mix up a generous amount of Flash 30 Minute Epoxy Apply a thin layer to the mounting slot in the top of the fuselage and to the sides and bottom of the verti...

Page 24: ...6 Enlarge the outer hole in the rudder servo arm using a drill bit Bend the pushrod wire at the mark made in the last step Pass the wire through the servo arm and secure it using a nylon wire keeper Remove any unused arms from the servo horn Elevator control horn 4 Elevator and rudder pushrods assembly as pictures below 3 Thread one clevis and M2 lock nut on to each elevator control rod Thread the...

Page 25: ...er pushrods assembly follow pictures below Elevator Rudder Throttle Rudder control horn Elevator control horn 1 2 2 1 INSTALLATION PILOT 1 3 2 Rudder Elevator 8 Install servos arm to servos Notice the position of the servo arms on the servos See picture below 4 5 Throttle ...

Page 26: ...5 M2x6mm 3 Trim the instrument panel and apply it into position with C A glue 5 Position the canopy onto the fuselage Trace around the canopy and onto the fuselage using a felt tipped pen 1 Locate the items neccessary to install the plastic parts included with your models 1 A scale pilot is included with this ARF The Seagull Pilot included fitting well to the cockpit or you can order others scale ...

Page 27: ...ue 3 1 2mm C A glue 2 C A glue 2 Position the plastic parts onto the canopy and fuselage and apply C A glue and hold the plastic parts secure until the glue fully cures Please see pictures below 10mm 12mm 8mm 4 C A glue 50mm Epoxy 1 1 2 3 ...

Page 28: ...age and secure it to the bot tom of fuselage using a plastic tape Tie wrap 1 5mm APPLY THE DECALS 1 If all the decals are precut and ready to stick Please be certain the model is clean and free from oily fingerprints and dust Position decal on the model where desired using the photos on the box and aid in their location 2 If all the decals are not precut please use scissors or a sharp hobby knife ...

Page 29: ...uld balance for your first flights Later you may wish to experiment by shifting the balance up to 10mm forward or back to change the flying characteristics Moving the balance forward may improve the smoothness and arrow like tracking but it may then require more speed for take off and make it more difficult to slow down for landing Moving the balance aft makes the model more agile with a lighter a...

Page 30: ...ooking from be hind the airplane move the rudder stick to the right The rudder should move to the right If it does not flip the servo reversing switch on your transmitter to change the direction B Check the elevator first Pull back on the elevator stick The elevator halves should move up If it they do not flip the servo re versing switch on your transmitter to change the direction Check the operat...

Page 31: ...lance the propeller An out of balance propeller will cause excessive vi bration which could lead to engine and or air frame failure 3 Double check the balance of the air plane Do this with the fuel tank empty 2 Check every bolt and every glue joint in the CHEROKEE to ensure that everything is tight and well bonded 1 Completely charge your transmitter and receiver batteries before your first day of...

Reviews:

No comments

Related manuals for CHEROKEE

Brand: Fisher-Price Pages: 6

Rockin' PT Cruiser

Brand: Radio Shack Pages: 4

Little Learning Pal

Brand: VTech Pages: 16

Brand: Eduard Pages: 4

Lolo's Meowsical Mat

Brand: B.toys Pages: 2

Bristol Trawler

Brand: AquaCraft Pages: 8

Corvus Racer 540 120CC

Brand: Goldwing RC Pages: 60

Brand: Chipolino Pages: 5

Brand: Kalee Pages: 6

Spitfire F.Mk.22/24

Brand: Eduard Pages: 5

Brand: Eduard Pages: 10

Tribute EP 3D Profile

Brand: E-FLITE Pages: 40

F-4 Phantom-II FF-D007

Brand: Fly Fly Hobby Pages: 10

Brand: POLA G Pages: 4

My Little Baby Born I Can Swim!

Brand: Zapf Creation Pages: 4

Brand: Miniature Aircraft USA Pages: 33

Fantasy Bowl Stadium Short Tribune

Brand: Tabletop Scenics Pages: 5

Smokescreen 7051

Brand: Hasbro Pages: 16

Brands by name

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Popular brands

Load more brands