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Seagull Models GROB TUTOR G115, Assembly Manual, Page: 29 / 32

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Seagull Models GROB TUTOR G115 Assembly Manual Download Page 29

29

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- Apply a bead of canopy glue around the inside
edge of the canopy. Position the canopy onto
the hatch. Use tape to hold the canopy secure
until the glue fully cures.

3)  Position the canopy onto the fuselage. Trace
around the canopy and onto the fuselage using
a felt-tipped pen.

4) Install the canopy and secure it with M2x6mm
screws.

25mm

Epoxy.

2

3

Epoxy.

C/A glue.

C/A glue.

1

3

2

1) Locate the items neccessary to install the
plastic parts included with your models:

INSTALL THE PLASTIC PARTS.

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.

1.

2.

2.

3.

4mm.

C/A glue.

1

Summary of Contents for GROB TUTOR G115

Page 1: ...ingspan 66 9in 170 0cm Wingarea 548 7sq in 35 4sqdm Weight 7 1 8 4lbs 3 2 3 8kg Length 48 6in 123 5cm Engine 0 46 0 55cu in 2 stroke 0 72 0 82cu in 4 stroke Radio 6channelswith7servos Graphics and specifications may change without notice Electricconversion optional ...

Page 2: ...esigned to help you build a great flying aeroplane Please read this manual thoroughly before starting assembly of your GROB TUROR G115 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 y...

Page 3: ...e T pins Thread lock Paper towels HINGING THE FLAP 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 Note 1 Carefully remove the flap from one of the wing panels Note the position of the h...

Page 4: ...e is constructed of a special material that allows the C A to wick or penetrate and distribute throughout the hinge securely bonding it to the wood structure of the wing panel and flap hinges are glued in place a 1 64 gap or less will be maintained throughout the lengh of the flap to the wing panel hinge line Note 8 After both flap are securely hinged firmly grasp the wing panel and flap to make s...

Page 5: ... Note 3 Slide the aileron on the 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 Hinge T pin Hinge 7 Repeat this process with the other wing panel securely hinging the aileron in place 6 Using C A remover deb...

Page 6: ... Please see pictures shown Work the aileron up and down several times to work in the hinges and check for proper movement Note HINGING THE ELEVATORS Glue the elevator hinges in place using the same techniques used to hinge the ailerons HINGING THE RUDDER Glue the rudder hinges in place using the same techniques used to hinge the ailerons Hinge 8 After both ailerons are securely hinged firmly grasp...

Page 7: ...ounting 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 18mm from the vase of the horn as shown Aileron control horn ALUMINUM WASHER ALUMINUM WASHER CONTROLHORN M3 SCREW 14mm Epoxy Wing Wing Epoxy M3 LOCK NUT Install the flap control horn usi...

Page 8: ... same as the aileron control horns INSTALL ELEVATOR CONTROL HORN Aluminum Washer CONTROL HORN M3 M3 LOCK NUT Epoxy Aluminum Washer Horizontal Stabilizer Elevator 3mm Flap control horn 1 sets 3x30mm 2 sets 3x30mm ALUMINUM WASHER ALUMINUM WASHER CONTROLHORN M3 SCREW 14mm Epoxy Epoxy M3 LOCK NUT 3mm ...

Page 9: ...ONTROL HORN 1 sets 3x30mm 3mm 14mm Epoxy Horizontal Stabilizer Elevator Elevator control horn 14mm Epoxy Rudder Rudder Aluminum Washer CONTROLHORN M3 SCREW Aluminum Washer Epoxy M3 LOCK NUT Rudder control horn 1 Locate the items necessary to install the engine mount included with your model ENGINE MOUNT INSTALLATION 4x30mm ...

Page 10: ...til the rubber stopper ex pands and seals the tank opening Do not overtighten the assembly as this could cause the tank to split 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 1 Using a modeling knife carefully cut off the rear portion of one of...

Page 11: ...uel tank Epoxy Tie wrap Balsa wood included Blow through one of the lines to en sure the fuel lines have not become kinked inside the fuel tank compartment Air should flow through easily vent tube Fuel pick up tube Fuel fill tube INSTALLING THE FUSELAGE SERVOS 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...

Page 12: ...0mm forward of the firewall as shown Trim and cut Switch Throttle servo Elevator servo Rudder servo THROTTLE SERVO ARM INSTALLATION Install adjustable servo connector in the servo arm as same as picture below Adjustable Servo connector Servo arm Loctite secure Nut Elevator servo arm Throttle servo arm Rudder servo arm INSTALLING THE SWITCH 3 32 Hole Install the switch into the precut hole in the s...

Page 13: ...ils 4 On the fire wall has the location for the throttle pusshrod tube pre drill 2mm diameter 2mm Pushrod wire Machine screw M3x25mm Trim and cut Linkage 7 Slide the throttle pushrod wire into the tube Position the engine between the mounts Use four 3x25mm machine screws to secure the engine to the mount as shown 9 Move the throttle stick to the closed position and move the carburetor to closed Us...

Page 14: ...struction Manual 14 3 5 4 1 1 5 3 1 Screw 4 5mm LANDING GEAR INSTALLATION A NOSE GEAR 1 Locate the items necessary to attach the nose landing gear that are included with your model 3 1 2 4 5 3 1 Screw Thread locker glue ...

Page 15: ...15 www seagullmodels com 4 2 5 2 Install landing gear at the top Fuselage Adjustable connector M2 clevis Screw ...

Page 16: ...6 Trim and cut 5mm 2 Install lights at the top Cowling 1 Slide the fiberglass cowl over the en gine and line up the back edge of the cowl with the marks you made on the fuselage then trim and cut as shown COWLING Trim and cut Trim and cut ...

Page 17: ...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 Hold the cowl firmly in place using pieces of masking tape Needle valve 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 th...

Page 18: ...ev per volt Propeller 11x7 12x7 ESC 50A Lipo Batteries 4cell 3200mA 1 Locate the items neccessary to install the electric power conversion 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 M4x20mm Recommen th...

Page 19: ...e propeller and spinner cone The propeller should not touch any part of the spinner cone If it does use a sharp modeling knife and carefully trim away the spinner cone where the propeller comes in contact with it Speed control 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 le...

Page 20: ...A to cure without using accelerator 3 Use drill bit in a pin vise to drill the mouting holes in the blocks String Small weight 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 locations on the blocks Servos Small weight Thr...

Page 21: ...ot Remove the string from the wing at the servo location and use the tape to attach it to the servo extension lead Pull the lead through the wing and remove the string Small weight 9 Set the aileron hatch in place and use a Phillips screw driver to install it with four wood screws Small weight String Electric wire ...

Page 22: ...ntrol wire with a snap keeper Wing Aileron M2 lock 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 1 Mark the control wire where it crosses the servo arm hole Bend at the mark AILERON PUSHROD HORN INSTALLATION Mark Pen Cut 8mm ...

Page 23: ... landing gear wheels to the wheel pants as shown in the following pictures 2 Follow diagram below for wheel pant installation FLAG PUSHROD HORN INSTALLATION Wing Flag M2 lock wheel Pant wheel M3 M3 wheel collar nut Axle Washer Locker glue C A glue Landing Gear wheel Pant Wheel Collar Axle Wheel Nut Wheel Pant Landing Gear Nut 2 Washer Lite Plywood block ...

Page 24: ...lizer should be level with the wing If it is not level use sandpaper and sand down the high side of the stabilizer mounting plat form until the proper alignment is achieved The tips of the stabilizer should also be equal distance from the tips of the wing INSTALLING THE HORIZONTAL STABILIZER 1 Using a ruler and a pen locate the centerline of the horizontal stabilizer at the trail ing edge and plac...

Page 25: ... 9 When you are sure that everything is aligned correctly mix up a generous amount of 30 Minute Epoxy Apply a thin layer to the bottom of the stabilizer mounting area and to the stabilizer mounting platform sides in the fuselage Putting the stabilizer in place and realign Double check all of your measure ments once more before the epoxy cures Hold the stabilizer in place with T pins or mask ing ta...

Page 26: ...use a pen and draw a line on each side of the vertical stabilizer where it meets the top of the fuselage 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 sta bilizer mounting area Apply epoxy to the bot tom and top edges of the filler block and to the lower hinge also Set...

Page 27: ...d rudder pushrods assembly as pictures below 3 Thread one clevis and M2 lock nut on to each elevator control rod Thread the horns on until they are flush with the ends of the con trol rods 652mm Cut Control horn M2 lock nut Metal clevis Elevator pushrod 8mm 8mm Pen 8mm Wire keeper ...

Page 28: ...to install a pilot figure please use a sanding bar to sand the base of the figure so that it is flat 2 Position the pilot figure on the canopy floor as show Locate the oval shaped on the canopy floor and remove the covering Use epoxy to glue this into the base of the pilot figure please see pictures as shown 1 2 Elevator control horn Rudder control horn Wire keeper 3 Rudder pushrod Elevator pushro...

Page 29: ...nopy and onto the fuselage using a felt tipped pen 4 Install the canopy and secure it with M2x6mm screws 25mm Epoxy 2 3 Epoxy C A glue C A glue 1 3 2 1 Locate the items neccessary to install the plastic parts included with your models INSTALL THE PLASTIC PARTS 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 P...

Page 30: ...ntenna in the antenna tube inside the fuselage and secure it to the bot tom of fuselage using a plastic tape 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 scis...

Page 31: ...lying 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 and snappier feel In any case please start at the location we recommend If possible first attempt to balance the model by changing the ...

Page 32: ...and direction of the elevator rudder ailerons and throttle FLIGHT PREPARATION A Plug in your radio system per the manufacturer s instructions and turn every thing on 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 GROB TUTOR G115 to ensure that everything is tight and well bonded 1 Completely charge your transmitter and re...

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