MS:174 ASSEMBLY MANUAL “Graphics and specifications may change without notice”. Specifications: Wing span ------------------------------79.9in (203cm). Wing area -----------------911.4sq.in (58.8sq dm). Weight ----------------------------------9.9lbs (4.5kg). Length ------------------------------57.5in (146.0cm). Engine ------------------ ----0.75-0.91cu.in -2-stroke. 0.91-1.25cu.in -4-stroke. Radio ------------------- 5 channels with 8 servos.
Instruction Manual. CESSNA 152 INTRODUCTION. Thank you for choosing the CESSNA 152 ARTF by SEAGULL MODELS COMPANY LTD. The CESSNA 152 was designed with the intermediate/advanced sport flyer in mind. It is a semi scale airplane which is easy to fly and quick to assemble. The airframe is conventionally built using balsa, plywood to make it stronger than the average ARTF , yet the design allows the aeroplane to be kept light. You will find that most of the work has been done for you already.
www.seagullmodels.com KIT CONTENTS.S SEA17401 SEA17402 SEA17403 SEA17404 SEA17405 SEA17406 SEA17407 SEA17408 SEA17409 SEA17410 SEA17411 SEA17412 SEA17413 SEA17214 SEA17415 SEA17416 SEA17417 SEA17418 SEA17419 SEA17420 HINGING THE FLAP . Fuselage Wing Set Tail Set Cowling Main Landing Gear Nose Landing Gear Canopy Decal Pushrod Set Hardware Set Wing Tube Set Wheels Pilot Engine Mount Set Fuel Tank Strut Wing Set Windscreen Spinner Fiberglass Wheel Pants EP Mount Set M2x10mm. ADDITIONAL ITEMS REQUIRED. 0.
Instruction Manual. CESSNA 152 HINGING THE AILERON . Note: The control surfaces, including the ailerons, elevators, and rudder, are prehinged with hinges installed, but the hinges are not glued in place. It is imperative that you properly adhere the hinges in place per the steps that follow using a high-quality thin C/A glue. 1) Carefully remove the aileron from one of the wing panels. Note the position of the hinges.
www.seagullmodels.com HINGING THE ELEVATOR. Glue the rudder hinges in place using the same techniques used to hinge the ailerons. 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. HINGING THE RUDDER. Glue the rudder hinges in place using the same techniques used to hinge the ailerons.
Instruction Manual. CESSNA 152 INSTALL ELEVATOR CONTROL HORN. Aileron control horn. Epoxy Fiberglass control horn. INSTALL FLAP CONTROL HORN. Install the flap control horn using the same method as same as the aileron control horns. Epoxy Fiberglass control horn. Aileron control horn. Epoxy Epoxy Aileron control horn. INSTALL RUDDER CONTROL HORN. Repeat steps to install the rudder control horn as same as steps done for ailerons. Epoxy Fiberglass control horn.
www.seagullmodels.com Epoxy. Rudder control horn. INSTALLING THE STOPPER ASSEMBLY. 1) Using a modeling knife, carefully cut off the rear portion of one of the 3 nylon tubes leaving 1/2” protruding from the rear of the stopper. This will be the fuel pick up tube. ENGINE MOUNT INSTALLATION. 2) Using a modeling knife, cut one length of silicon fuel line. Connect one end of the line to the weighted fuel pick up and the other end to the nylon pick up tube.
Instruction Manual. CESSNA 152 A Vent tube. Fuel tank. Fuel pick up tube. Fuel fill tube. 3) Carefully bend the second nylon tube up at a 45º angle. This tube is the vent tube. 8) Use plywood template to hold in place the fuel tank with C/A glue to secure the fuel tank inside the fuselage. Fuel tank. 4) Test fit the stopper assembly into the tank. It may be necessary to remove some of the flashing around the tank opening using a modeling knife.
www.seagullmodels.com Blow through one of the lines to ensure the fuel lines have not become kinked inside the fuel tank compartment. Air should flow through easily. Rudder servo arm. Throttle servo arm. INSTALLING THE FUSELAGE SERVOS. Because the size of servos differ, you may need to adjust the size of the precut opening in the mount. The notch in the sides of the mount allow the servo lead to pass through. Elevator servo arm. INSTALLING THE SWITCH.
Instruction Manual. CESSNA 152 WHEEL AND WHEEL PANTS. Landing Gear. 1) Assemble and mounting the landing gear ,wheels to the wheel pants as shown in the following pictures. wheel Pant. C/A glue. 2) Follow diagram below for wheel pant installation: wheel collar. Washer. Axle. Locker glue. M3. wheel. wheel. M3. wheel collar. Washer. nut. Axle. M3. M3. wheel Pant. 3) A drop of C/A glue on the wheel collar screws will help keep them from coming lose during operation.
www.seagullmodels.com 4mm. INSTALLING THE MAIN LANDING GEAR. 1) The blind nuts for securing the landing gear are already mounted inside the fuselage. 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). 2) Using the hardware provided, mount the main landing gear to the fuselage. Pushrod tube hole. 4x20 mm. MOUNTING THE ENGINE.
CESSNA 152 Instruction Manual. LANDING GEAR INSTALLATION: A. NOSE GEAR: 1)Locate the items necessary to attach the nose landing gear that are included with your model. Thread locker glue. 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. M3x15mm. Drill 4mm.
www.seagullmodels.com Screw. 4mm hole. Axle. wheel collar. 2)Install landing gear at the top Fuselage. wheel.
Instruction Manual. CESSNA 152 Screw. COWLING. 1)Slide the fiberglass cowl over the engine and line up the back edge of the cowl with the marks you made on the fuselage then trim and cut as shown. Drill hole 4mm. Trim and cut. Trim and cut. Epoxy. Install lights at the top Cowling 14 Because of the size of the cowl, it may be necessary to use a needle valve extension for the high speed needle valve. Make this out of sufficient length 1.5mm wire and install it into the end of the needle valve.
www.seagullmodels.com ELECTRIC POWER CONVERSION. 1) Locate the items neccessary to install the electric power conversion included with your model. 1) Recommendation EP parts as shown (not included with your model). 2) While keeping the back edge of the cowl flush with the marks, align the front of the cowl with the crankshaft of the engine. The front 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.
Instruction Manual. CESSNA 152 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 motor. Please see picture shown. 150mm. 4mm. Balsa stick. Epoxy. Blind nut. Battery. M3x15mm. 16 Electric motor.
www.seagullmodels.com 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. INSTALLING THE AILERON - FLAP SERVOS. Servos. Small weight. Speed control. Thread. Because the size of servos differ, you may need to adjust the size of the precut opening in the mount.
CESSNA 152 5) Use dental floss to secure the connection so they cannot become unplugged. 6) Secure the servo to the aileron hatch using Phillips screwdriver and the screws provided with the servo. 7) Apply 1-2 drops of thin C/A to each of the mounting tabs. Allow the C/A to cure without using accelerator. 8) A string has been provided in the wing to pull the aileron lead through to the wing root.
www.seagullmodels.com 9) Set the aileron hatch in place and use a Phillips screw driver to install it with four wood screws. INSTALLING THE FLAP SERVO Repeat the procedure for the aileron servo. AILERON PUSHROD HORN INSTALLATION 90mm. M3 clevis. Wing. M3 lock nut. M2 lock nut. 100mm. M3 clevis. M3 lock nut. Flap. INSTALLING THE HORIZONTAL STABILIZER. Wing. M2 lock nut. 1) Using a ruler and a pen, locate the centerline of the horizontal stabilizer, at the trailing edge, and place a mark.
Instruction Manual. CESSNA 152 Draw center line. Pen. 2) Using a modeling knife, carefully remove the covering at mounting slot of horizontal stabilizer ( both side of fuselage). 5) Remove the stabilizer. Using the lines you just drew as a guide, carefully remove the covering from between them using a modeling knife. Trim and cut. Cut. 3) Slide the stabilizer into place in the precut slot in the rear of the fuselage. The stabilizer should be pushed firmly against the front of the slot.
www.seagullmodels.com 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 measurements once more before the epoxy cures. Hold the stabilizer in place with T-pins or masking tape and remove any excess epoxy using a paper towel and rubbing alcohol.
Instruction Manual. CESSNA 152 4) 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 and to bottom of the vertical stabilizer mounting area. Apply epoxy to the bottom and top edges of the filler block and to the lower hinge also. Set the stabilizer in place and realign. Double check all of your measurements once more before the epoxy cures.
www.seagullmodels.com 810mm. M2 clevis. M2 lock nut. 850mm. Rudder pushrod. Epoxy. INSTALLATION PILOT AND CANOPY. 1) Locate items necessary to install pilot and canopy. Epoxy. 2) A scale pilot is included with this ARF. The Seagull Pilot included fitting well to the cockpit. (or you can order others scale pilot figures made by Seagull factory. They are available at Seagull distributors.
Instruction Manual. CESSNA 152 C/A glue. 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. M4x15mm. ATTACHMENT WING-FUSELAGE. Attach the aluminium tube into fuselage. Wing tube. 2) If all the decals are not precut, please use scissors or a sharp hobby knife to cut the decals from the sheet.
www.seagullmodels.com Wing. Remove covering. Installation Antennas. Antennas. Wing. M3x25mm. Wing. Fuselage. INSTALLATION WING-FUSELAGE STRUTS M3x25mm.
CESSNA 152 Instruction Manual. 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 110 MM BACK FROM THE LEADING EDGE OF THE WING AT THE WING ROOT. 2) Mount the wing to the fuselage. Using a couple of pieces of masking tape, place them on the top side of the wing 110 mm back from the leading edge of the wing at the wing root. 3) Turn the airplane upside down.
www.seagullmodels.com CONTROL THROWS. 110mm.
CESSNA 152 Instruction Manual. FLIGHT PREPARATION. PREFLIGHT CHECK. Check the operation and direction of the elevator, rudder, ailerons and throttle. 1) Completely charge your transmitter and receiver batteries before your first day of flying. A) Plug in your radio system per the manufacturer's instructions and turn everything on. B) Check the elevator first. Pull back on the elevator stick. The elevator halves should move up.
