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Wing Span
Wing Area
Flying Weight
Fuselage Length

65.5in / 1670mm
837sq in / 54sq dm
8.4 lbs / 3800g
67 in / 1700mm

Warning !  This model is not a toy.

It is designed for maximum performance.  Please seek advice if one is not familiar with this kind
of engine powered precision model.  Operating this model without prior preparation may cause
injuries.  Remember, safety is the most important thing.  Always keep this instruction manual at 
hand for quick reference.

0.91 cu.in. displacement 4-cycle

Radio required : 4- channels, 5 servos airplane radio

* Specifications are subject to change without notice.*

Specifications

INSTRUCTION MANUAL

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A180R1103

FACTORY PRE-FABRICATED

ALMOST-READY-TO-FLY (ARF)  SERIES

MADE IN CHINA

Summary of Contents for ALMOST-READY-TO-FLY (ARF) SERIESGroovy 90 3A

Page 1: ...ion model Operating this model without prior preparation may cause injuries Remember safety is the most important thing Always keep this instruction manual at hand for quick reference 0 91 cu in displacement 4 cycle Radio required 4 channels 5 servos airplane radio Specifications are subject to change without notice Specifications INSTRUCTION MANUAL EA D R Y T T S O O F M L L Y A 9 A180R1103 FACTO...

Page 2: ...se of the following Ensure smooth non binding movement while assembling Apply instant glue C A glue super glue Assemble left and right sides the same way Apply epoxy glue 1 2 3 A180R1103 Check all parts If you find any defective or missing parts contact your local dealer Please DRY FIT and check for defects for all parts that will require CA or Epoxy for final assembly Any parts you find to be def...

Page 3: ...cs 8 SCREW PM2x22mm 6 pcs CLEVIS 2 pcs FUEL TUBE Ø6x5mm 2 pcs TRI HORN M3x14mm L 2 sets PUSHROD Ø1 8x900mm w Threads For Elevator 2 pcs 9 ENGINE MOUNT PL5911080 1 set SCREW PM4x25mm 4 pcs WASHER d4xD12mm 4 pcs 10 FUEL TANK 380cc 1 set BALSA 10x10x115mm For Fixing Fuel Tank 1 pc RUBBER BAND 6x60mm L 2 pcs 11 THROTTLE PUSHWIRE Ø1 2x275mm 1 pc W Plastic tube d2xD3x130mm 1 pc ALUMINUM PLATE For Engine...

Page 4: ...rks at under side of control surfaces Apply instant type CA glue to both sides of each hinge Stabilizer Elevator 3 A A A A Stabilizer Tube Bottom View PA3 x 12mm 47mm 102mm PA3 x 12mm M3 x 6mm Set Screw M3 x 6mm Set Screw M3 x 6mm Set Screw M3 x 6mm Set Screw Bottom View Apply instant type CA glue to both sides of each hinge Bottom View Bottom View Ø3x114mm 2mm 2mm d3xD7mm Washer d3xD7mm Washer PA...

Page 5: ... PA3 x 12mm 2 6mm Collar 2 5mm Bottom View 1 5mm Main Landing Gear 6 PM3x15mm Screw 4 1mm Collar PM4x40mm Screw 2 2 d3xD12mm Washer 6 4 d4xD9mm Washer M4 Nut 2 d3x D12mm Washer Bottom View PM3x15mm Front 4 1mm Collar Nylon Bolt M3x18mm d4xD9mm Washer M4 Nut M3 Nut PM4x40mm M3x3mm Set Screw Wheel Ø55mm Completed M3x18mm NYLON BOLT 2 M3 Nut 2 6 P 4 A180R1103 ...

Page 6: ... PL 5911080 Apply thread locker to screws PM 4x 25mm Screw 4 d4 x D12mm Washer PM 4x 25mm 8 Elevator Pushrod PM 2 x 22 mm Screw 6 Ø1mm pilot holes for World Models tri horn are pre drilled Please look for pin hole marks at under side of control surfaces 225mm 53mm Ø1mm pilot for holes for World Models tri horn are pre drilled Please look for pin hole marks at side of control surfaces Elevator Push...

Page 7: ... Engine M4x35mm SOCKET HEAD SCREW d4 x D12mm Washer ANTI VIBRATION MOUNT INSTALLATION KM3x20mm Make sure the rounded edges are facing the shock absorbing SILICON PAD M3 Nylon Insert Lock Nut M4 Nylon Insert Lock Nut Rubber Band Install Balsa 10 x 10 x 115mm For fixing fuel tank Fuel Tank 380cc Fuel Tank 380cc Rubber Band For fixing fuel tank M4x35mm SOCKET HEAD SCREW d4 x D12mm Washer Install Bals...

Page 8: ...ide Outside Wing Incidence Angle Adjuster M3 Nylon Insert Lock Nut M3 x30mm Install and arrange the servo as shown in the diagram Throttle Servo Throttle Pushrod Ø1 2x275mm Rudder Servo Press down the center 1 3 portion Sponge Elevator Servo Front Radio Equipment 13 Ø1x1170mm Straper Fuel Tube Ø6x5mm Ø1 8x900mm Elevator Servo RIGGING Z BEND Ø1 8x27mm KM 2x8mm M2 nut Elevator Pushrod Ø1 8x105mm Ele...

Page 9: ...serting the wing tube now attached to the right wing through the fuselage then install the left wing Step 3 Make sure the wings are resting against the fuselage tightly Locate the pre drilled 2 5mm hole at top of left wing and drill along with 2 5mm drill bit until it passes through the wing tube Apply the PA3 x25mm self tapping screw Note It is recommended that the wing tube stays with the left w...

Page 10: ...licon Grommet PWA2 3x8mm Screw 6 10 d1 5xD6 5mmSilicon Grommet PWA2 6x12mm Screw 4 PM3x16mm Screw 2 PM3x16mm 1mm First insert the grommet to the canopy then apply screw d1 5xD6 5 mm Silicon Grommet 1mm Apply double sided tape d3xD7mm Washer d3 x D7 mm Washer 2 Spinner PWA2 3 x 8mm d1 5 x D6 5 mm Silicon Grommet A180R1103 ...

Page 11: ...180 GROOVY 90 3A STABILIZER INCIDENCE ANGLE 0 A A B B C C Stabilizer Setting TO INCREASE INCIDENCE ANGLE LOOSE BOTTOM SET SCREW AND THEN TIGHTEN TOP SET SCREW TO REDUCE INCIDENCE ANGLE LOOSE TOP SET SCREW AND THEN TIGHTEN BOTTOM SET SCREW DON T OVER TIGHTEN SET SCREWS AS THE INCIDENCE ANGLE ADJUSTER ARE MADE OF PLASTICS TOP BOTTOM M3X6mm Set Screw A180R1103 ...

Page 12: ...s Please begin with lower temperature setting and gradually raise the temperature until the wrinkles are gone Too hot an iron may damage the covering Check and re tighten up all factory assembled screws use thread locker if applicable A180R1103 9 Adjust the control throws as shown in the diagram These throws are good for general flying You can adjust according to your personal preference 20mm 20mm...

Page 13: ...ual cutting of the pre painted cowling Usage of the transparent 3D template Simply cut the transparent 3D template to fit your engine and exhaust pipe then slide onto the actual cowling and use as template to mark the openings required for final cutting 1 2 3 4 A180R1103 ...

Page 14: ...The World Models Manufacturing Co Ltd www theworldmodels com A180R1103 ...

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