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WWW.SEAGULLMODELS.COM

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A S S E M B L Y   M A N U A L

www.seagullmodels.com

Specifications:

Wingspan---------------74.8 in (190 cm).
Wing area---------------848.5 sq.in ( 54.7sq.dm).
Weight-------------------11.2 lbs ( 5.1 kg).
Length-------------------56.3 in (143 cm).
Engine-------------------20-22cc
----------------------------Power 110
Radio--------------------6 channels with 11 servos.
Electric conversion: Optional.

“ Graphics and specifications may change without notice ”.

Code: 

SEA240

(SEA240M)

(SEA240Y)

Summary of Contents for T-34C MENTOR

Page 1: ...ifications Wingspan 74 8 in 190 cm Wing area 848 5 sq in 54 7sq dm Weight 11 2 lbs 5 1 kg Length 56 3 in 143 cm Engine 20 22cc Power 110 Radio 6 channels with 11 servos Electric conversion Optional Graphics and specifications may change without notice Code SEA240 SEA240M SEA240Y ...

Page 2: ...anual is designed to help you build a great flying aeroplane Please read this manual throughly before starting assembly of your T 34 MENTOR Use the parts listing below to indentify all parts Please be awere that this aeroplane is not a toy and if assembley or used incorrectly it is capable of causing injury to people or property WHEN YOU FLY THIS AEROPLANE YOU ASSUME ALL RISK REPONSIBILITY If you ...

Page 3: ...h hinge into the wing panel until the T pin is snug against the wing panel This will help ensure an equal amount of hinge is on either side of the hinge line when the flap is mounted to the wing 3 Slide the wing panel on the flap until there is only a slight gap The hinge is now centered on the wing panel and flap Remove the T pins and snug the flap against the wing panel A gap of 1 64 or less sho...

Page 4: ...process with the other wing panel securely hinging the flap in place 8 After both flap are securely hinged firmly grasp the wing panel and flap to make sure the hinges are securely glued and cannot be pulled out Do this by carefully applying medium pressure trying to separate the ai leron from the wing panel Use caution not to crush the wing structure and or flap Work the flap up and down several ...

Page 5: ...tructure of the wing panel and aileron Thin CA 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 6 Using C A remover debonder and a pa per towel remove any excess C A glue that may have accumulated on the wing or in the aileron hinge area 7 Re...

Page 6: ...ol horn INSTALL FLAP CONTROL HORN Install the flap control horn using the same method as same as the aileron con trol horns Fiberglass control horn Epoxy INSTALL ELEVATOR CONTROL HORN Fiberglass control horn Epoxy HINGING THE RUDDER Glue the rudder hinges in place using the same techniques used to hinge the ai lerons ...

Page 7: ...e size of the precut opening in the mount The notch in the sides of the mount allow the servo lead to pass through 1 Install the rubber grommets and brass collets onto all servos Test fit the servos into the servo mounts 2 Secure the servos with the screws pro vided with your radio system Rudder servo Elevator servo Elevator servo Throttle servo THROTTLE SERVO ARM INSTALLATION Install adjustable s...

Page 8: ...ine to the weighted fuel pick up and the other end to the nylon pick up tube A INSTALLING THE SWITCH Install the switch into the precut hole in the side in the fuselage 3 32 Hole Trim and cut Switch Vent tube 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 4 Test fit the stopper assembly into the tank It may be necessary to remov...

Page 9: ...nt and which is the fuel pickup when you attach fuel tubing to the tubes in the stopper Once the tank is installed inside the fuselage it may be difficult to determine which is which 7 Slide the fuel tank into the fuselage Guide the lines from the tank through the hole in the firewall 8 Use plywood template to hold in place the fuel tank with C A glue to secure the fuel tank inside the fuselage C ...

Page 10: ...hown 145mm 2 Use a pin drill and 4mm drill bit to drill a small indentation in the mount for the engine mounting screw 3 Use a drill to drill the four holes in the engine mount rails 4mm 4mm 4 On the fire wall has the location for the throttle pusshrod tube pre drill 5 Slide the pushrod tube in the firewall and guide it through the fuel tank mount Use medium C A to glue the tube to the firewall an...

Page 11: ...le stick and trim and install the servo horn perpendicular to the servo center line 9 Movethethrottlesticktotheclosedpo sition 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 COWLING Please see these below pictures ...

Page 12: ...eedle valve and spark glow plug removed from the engine slide the cowl in place over the engine Temporar ily install the propeller and spinner in order to find the exact location of the cowl When satisfied with the cowl placement secure the cowl to the fuselage using masking tape 2 Install the muffler and muffler extension onto the engine and make the cutout in the cowl for muffler clearance Conne...

Page 13: ... model 3 Attach the electric motor box to the firewall suitable with the cross lines drawn on the electric motor box and fire wall Using M4x20mm to secure the mo tor box to the firewall Please see pictures below 4 Attach the motor to the front of the electric motor box using four 4mm blind nut four M3x12mm hex head bolts to se cure the motor Please see picture shown M4x20mm Motor 50mm Propeller 15...

Page 14: ...hex head bolts to se cure the motor Please see picture shown 145 mm Epoxy Balsa stick Epoxy M3x12mm 6 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 mo tor Make sure the leads will not interfere with the operation of the motor Battery Tie wraps ...

Page 15: ... the size of the precut opening in the mount The notch in the sides of the mount allow the servo lead to pass through 1 Using a small weight Weighted fuel pick up works well and string feed the string through the wing as indicated 2 Place the servo between the mounting blocks and space it from the hatch Use a pencil to mark the mounting hole loca tions on the blocks 3 Use drill bit in a pin vise t...

Page 16: ...leron 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 C A glue 8 Remove the string from the wing at the servo location and use the tape to at tach it to the servo extension lead Pull the lead through the wing and remove ...

Page 17: ...nd use a Phillips screw driver to install it with four wood screws 2x10mm INSTALLING THE FLAP SERVO INSTALLING THE LIGHT COVER Repeat the procedure for the flap servo Please see below pictures INSTALLING THE AILERON SERVO Repeat the procedure for the aileron servo ...

Page 18: ...T 34 MENTOR Instruction Manual 18 AILERON PUSHROD HORN INSTALLATION Please see below pictures CA glue CA glue ...

Page 19: ...s to put a shrp 90 degree bend in the wire at the mark Mark Bend at the mark 8mm M2 lock nut Metal clevis Snap keeper Snap keeper Servo arm Fuel tubing Hex Nut Nylon Snap keeper INSTALLING THE FLAP PUSHROD STANDARD FIXED LANDING GEAR Repeat the procedure for the aileron pushrod Please see below pictures Cut ...

Page 20: ...T 34 MENTOR Instruction Manual 20 2mm M3x15mm Collar Collar ...

Page 21: ...WWW SEAGULLMODELS COM 21 Repeat steps to install the retract land ing gear at the back of the fuselage 2mm M3x15mm Crimp Cable end Metal connector M3 clevis 1 2 2 1 ...

Page 22: ...ded in this kit however it is a very popular add on as optional If you want to use retracts in your T 34 Mentor we recommend that you buy a good set of electric retracts as the Himark AM05 Main Gear and the AM 06 Nose Gear shown as below These retract units will bolt right into the T 34 Mentor inplace of the standard fixed gear ...

Page 23: ...WWW SEAGULLMODELS COM 23 2mm M3x15mm ...

Page 24: ...uction Manual 24 Collar Install the retract nose gear in the fu selage We recommend you use a sep arate mini size servo to steer the nose wheel as shown The steering servo pushrod and plywood for mount are not provided ...

Page 25: ... 4 With the horizontal stabilizer centered and held firmly in place temporarily in stall the vertical stabilizer and use a pen to draw lines onto the stabilizer where it and the fuselage sides meet Do this on both the right and left sides and top and bottom of the stabilizer 5 Remove the stabilizer Using the lines you just drew as a guide carefully remove the covering from between them using a mod...

Page 26: ...yer to the top and bottom of the stabi lizer 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 thestabilizerinplacewithT pinsormask ing tape and remove any excess epoxy us ing a paper towel and rubbing alcohol Epoxy INSTALLING VERTICAL STABILIZER Epoxy Fil...

Page 27: ...ocks Set the vertical stabilizer as sembly in place As you do this install the bottom rudder hinge into the fuselage without any glue Re align the vertical stabilizer carefully 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 Allow the epoxy to fully cu...

Page 28: ...Manual 28 Fuel tubing Rudder pushrod ELEVATOR PUSHROD HORN INSTALLATION 1 Locate items necessary to install eleva tor pushrod Elevator control horn 2 Elevator pushrods assembly as pic tures below 8mm M2 lock nut M2 clevis 8mm ...

Page 29: ...re going to install a pilot figure please use a sanding bar to sand the base of the figure so that it is flat Epoxy Epoxy 50mm 8mm 3 Position the pilot figure on the can opy floor as shown Use epoxy to glue the base of the pilot figure to the cockpit floor please see pictures as shown 4 Position the canopy onto the fuselage Trace around the canopy and onto the fu selage using a felt tipped pen Car...

Page 30: ...location INSTALLING BATTERY RECEIVER 1 Plug the five servo leads and the switch lead into the receiver Plug the battery pack lead into the switch also 2 Wrap the receiver and battery pack in the protective foam rubber to protect them from vibration Note If you choose to make the wing lights operational you will need to install a 1 5 Volt power source install an addi tional switch and complete the ...

Page 31: ... at the wing root This is the bal ance point at which your model should 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 Mov ing 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 landi...

Page 32: ...d weight to the nose If the nose drops it is nose heavy and you must add weight to the tail to balance If possible first attempt to balance the model by changing the position of the re ceiver battery and receiver If you are un able to obtain good balance by doing so then it will be necessary to add weight to the nose or tail to achieve the proper balance point 120mm CONTROL THROWS Ailerons High Ra...

Page 33: ...ck to the right The right aileron should move up and the other aileron should move down If it does not flip the servo reversing switch on your transmitter to change the direction 1 Completely charge your trans mitter and receiver batteries before your first day of flying 2 Check every bolt and every glue joint in the T 34 MENTOR to en sure that everything is tight and well bonded 3 Double check th...

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