Instruction Manual GP EP version version PC21 PILATUS MK2 SIZE .120 OR 30CC SCALE 1:5 ARF SPECIFICATION - Wingspan: 1772mm (69.72in) - Length: 2019mm (79.5 in) - Flying weight: 6.4 - 7.2 kg - Wing area: 57.
Instruction Manual PC21 PILATUS MK2 TABLE OF CONTENTS Introduction ....................................................1 Installing the nose gear retract ...........................24 Warranty ........................................................2 Installing the air valve ......................................28 Disclaimer ......................................................2 Installing the fuel tank ......................................31 Safety precaution ..................................
Instruction Manual PC21 PILATUS MK2 WARRANTY IMPORTANT BUILDING NOTES Phoenix Model guarantees the component parts in this kit to be free from defects in both material and workmanship at the date of purchase by the purchaser. Please trial fit all the parts. Make sure you have the correct parts and that they fit and are aligned properly before gluing! This will assure proper assembly. This kit is hand made from natural materials, every plane is unique and minor adjustments may have to be made.
Instruction Manual PC21 PILATUS MK2 FLIGHT WARNINGS ADHESIVES AND REQUIRED TOOLS When ready to fly, first extend the transmitter aerial. Switch on the transmitter. Switch on the receiver. Check that the wings are correctly fitted to the fuselage. Operate the control sticks on the transmitter and check that the control surfaces move freely and in the CORRECT directions. Check that the transmitter batteries have adequate power. ALWAYS take off into the wind.
Instruction Manual PC21 PILATUS MK2 • Officially designated AMA Air Show Teams (AST) are authorized to use devices and practices as defined within the Team AMA Program Document. (AMA Document #718.) (j) Not operate a turbine-powered aircraft, unless in compliance with the AMA turbine regulations. (AMA Document #510-A.) 3.
Instruction Manual PC21 PILATUS MK2 PREPARATIONS Use a covering iron with a covering sock on high heat to tighten the covering if necessary. Apply pressure over sheeted areas to thoroughly bond the covering to the wood. INSTALLING THE AILERONS AND FLAPS TEMPORARY PIN TO KEEP HINGE CENTERED 1. Test fit the ailerons to the wing with the hinges. If the hinges don’t remain centered, stick a pin through the middle of the hinge to hold it in position. 2.
Instruction Manual PC21 PILATUS MK2 Make certain the hinges are adequately secured with glue. If they come loose in flight accidents may result. Secure nylon hinges with instant glue, being careful not to glue the wing and airleron together. Apply instant glue (CA glue, super glue). Align the center line of main wing with aileron. INSTALLING THE AILERONs AND FLAPs 4. Using the thread as a guide and using masking tape, tape the servo lead to the end of the thread: carefully pull the thread out.
Instruction Manual PC21 PILATUS MK2 Aileron and Flap Servo 2mm approx. 13mm 1.5mm 2 x 10mm TP Screw 16 2x10mm 1.5mm 2x10mm Warning! 2x10mm 2x10mm Set all scerws securely. If they come off during flight you will lose control of your aircraft! Pay close attention Cut off shaded portion Must be purchased separately! Cut away film only. here Supplied with the servo Assemble left and right sides the same way Pull out servo cord with string.
Instruction Manual PC21 PILATUS MK2 INSTALLING THE AILERONs AND FLAPs 5. LINKAGES Center the aileron and hold it in place using a couple of pieces of masking tape. 6. With the aileron and aileron servo centered, carefully place a mark on the aileron pushrod wire where it crosses the hole in the servo arm. 7. Using pliers, carefully make a 90 degree bend down at the mark made. Cut off the excess wire, leaving about 6mm beyond the bend. 1.
Instruction Manual PC21 PILATUS MK2 2x10mm 2mm Aileron Flap Rod Aileron Rod Flap Neutral Mark the spot to attach. 6mm Bend 90 Pull out servo cord with string. Assemble left and right sides the same way Apply threadlocker (screw cement). Cut off excess.
Instruction Manual PC21 PILATUS MK2 < Right Wing > < Left Wing > INSTALLING THE MAIN LANDING GEAR 5x45mm Cap Screw 2 4x4mm 5x45mm 10x3mm Aluminum 5mm 2 10x3mm 4x4mm Set Screw 2 4x20mm Cap Screw 8 4mm Washer 8 4mm Spring Washer 8 3x8mm Button Screw < For Left > 8 5x30mm Spring 2 5mm Washer 2 Apply threadlocker (screw cement).
Instruction Manual PC21 PILATUS MK2 Air Hose Air Hose Spring Assemble left and right sides the same way 11
Instruction Manual PC21 PILATUS MK2 Air Hose Spring Air Hose SUPERLOCK AIR RETRACTS 7kg/cm2 AIR PUMP AIR SUPPLY VALUE ONE WAY 3 WAY CONNECTOR MAIN GEAR NOSE GEAR VALVE CONTROL 4 WAY CONNECTOR MAIN GEAR AIR TANK SERVO 4 WAY CONNECTOR 12
Instruction Manual PC21 PILATUS MK2 3x8mm 3x8mm 7mm Assemble left and right sides the same way 13
Instruction Manual PC21 PILATUS MK2 < Wheel well > Pull out servo cord with string.
Instruction Manual PC21 PILATUS MK2 4x20mm 4x20mm 4mm 4mm Assemble left and right sides the same way Pull out servo cord with string.
Instruction Manual PC21 PILATUS MK2 SECURE The Fuselage Using the 2 aluminum tube (Ф 19mm - L345mm) and 1 aluminum tube (Ф 19mm - L252mm) to secure the fuselage. 3. Trim the covering from the slots for the wing alignment spares on each side of the top of the fuselage. 4. Slide the wings into the fuselage. Once flush adjust the wing screws as necessary and tighten once in position. SECURE The Wing To The Fuselage Attach the wings to the fuselage and secure the wing panels. 1.
Instruction Manual PC21 PILATUS MK2 6. HORIZONTAL STABILIZER INSTALLATION 1. Using a modeling knife, cut away the covering from the fuselage for the stabilizer and remove it. 2. Draw a center line onto the horizontal stabilizer. 3. Check the fit of the horizontal stabilizer in its slot. Make sure the horizontal stabilizer is square and centered to the fuselage by taking measurements, but don't glue anything yet. 7.
Instruction Manual PC21 PILATUS MK2 VERTICAL STABILIZER INSTALLATION Installing the rudder using C.A glue as installing the aileron. Apply instant glue (CA glue, super glue). Secure nylon hinges with instant glue, being careful vertical fin and rudder. Ensure smooth, non-binding movement when assembling. Align the center line of vertical fin with rudder.
Instruction Manual PC21 PILATUS MK2 90 Degree 8. Plug the rudder servo into the receiver and center the servo. Install the servo arm onto the servo. INSTALLING THE RUDDER PUSHROD 1. Locate the pushrod exit slot on the left side of the fuselage. 2. 9. Center the rudder and hold it in place using a piece of masking tape. Carefully cut away the covering material from the slot. 10.
Instruction Manual PC21 PILATUS MK2 Wood 3x25mm 3x25mm 2x10mm 2mm 2x10mm 2mm Apply threadlocker (screw cement). Cut off shaded portion Assemble left and right sides the same way. Apply instant glue (CA glue, super glue).
Instruction Manual PC21 PILATUS MK2 Hatch Open and close Set all screws securely. If they come off during flight you will lose control of your aircraft! Rudder Rod Rudder Servo Mark the spot to attach. Cut off shaded portion Pay close attention here Must be purchased separately! Cut off excess.
Instruction Manual PC21 PILATUS MK2 INSTALLING THE ELEVATOR PUSHROD 7. Attach nylon clevis to the control horn and secure it . 1. Locate the pushrod exit slot on the right side and left side of the fuselage. It is located slightly ahead and below the horizontal stabilizer. 8. Locate one nylon servo arm, and using wire cutters, remove all but one of the arms. Using a 2mm drill bit, enlarge the third hole out from the center to accommodate the elevator pushrod wire. 2.
Instruction Manual PC21 PILATUS MK2 approx. 13mm Elevator Servo Rudder Servo Elevator Servo Elevator Servo Mark the spot to attach. Cut off shaded portion Pay close attention here Must be purchased separately! Cut off excess.
Instruction Manual PC21 PILATUS MK2 Hatch Open and close Apply instant glue (CA glue, super glue). Cut off shaded portion INSTALLING THE NOSE GEAR RETRACT Aluminum ball 5 x 45mm Cap Screw 2 2 5x30mm Spring 1 5mm 10x3mm Aluminum 5x45mm 1 1 4x4mm Set Screw 500mm Cable rod 4x4mm 1 1 4mm Spring Washer 4 Locknut 4 4 3x30mm Connector 2 3 x 12mm Screw 10x3mm 4mm Washer 2 5mm Washer 1 4 x 20mm Cap Screw 4 3mm Nylon Nut 2 3mm Washer 2 Apply threadlocker (screw cement).
Instruction Manual PC21 PILATUS MK2 Air Hose Spring Air Hose Air Hose Spring 25 Air Hose
Instruction Manual PC21 PILATUS MK2 Cable rod 4x20mm 4mm 4x20mm Crimp 4mm 26
Instruction Manual PC21 PILATUS MK2 Nut 3mm Aluminum ball Cable rod 3x12mm 3x12mm 3mm 3mm 3mm 3mm Servo nose gear retract Cut off excess.
Instruction Manual PC21 PILATUS MK2 INSTALLING THE AIR VALVE IMPORTANT SUGGESTION Before installing the air valve, please test the valve how does it work. If it doesn’t move smoothly, please clean the air valve as showing at the end of the manual. Please note that you must use the high torque servo for controlling the air valve. The minimum torque of servo is 7kg. Control Valve 1 Retract Control Valve 1 4 Way connector 2 3 Way connector 1 3.8x3500mm Air Hose 1 Zip Tie 2 Air Tank 1 1.
Instruction Manual PC21 PILATUS MK2 Air Hose Air Hose Air Hose 8-10mm Use linkage to push the piston in all the way. Keep the piston inside the - marked area. Air flow direction.
Instruction Manual PC21 PILATUS MK2 Zip tie Air tank Air Hose Air Hose Air tank Zip Tie Must be purchased separately! 30
Instruction Manual PC21 PILATUS MK2 Zip Tie Air valve Servo (for retract gear) Zip Tie Air tank INSTALLING THE Fuel Tank 6. When satisfied with the alignment of the stopper assembly tighten the 3mm x 20mm machine screw until the rubber stopper expands and seals the tank opening. Do not over tighten the assembly as this could cause the tank to split. 1. The stopper has been pre-assembled at the factory. 2.
Instruction Manual Clunks PC21 PILATUS MK2 #6 1 Foam ring Fuel Tank Silicone Tube Zip tie Zip tie Fuel Tank Must be purchased separately! 32
Instruction Manual PC21 PILATUS MK2 INSTALLING THE ENGINE 5mm Washer 12x45mm Aluminum 4 4 5x100mm Cap Screw 5mm Spring Washer Silicone 2mm 4 4 16x20mm Aluminum Silicone 4 2mm May be you also need to trim some wood from the tri-angle wood for the installation is easy.
Instruction Manual Throttle Lever PC21 PILATUS MK2 Silicone Silicone Choke Lever INSTALLING THE THROTTLE Connector 1. Plug the throttle servo into the receiver and turn on the radio system. Check to ensure that the throttle servo output shaft is moving in the correct direction. When the throttle stick is moved forward from idle to full throttle, the throttle barrel should also open and close using this motion. If not, reverse the direction of the servo, using the transmitter.
Instruction Manual < Throttle Idling > PC21 PILATUS MK2 < Throttle Hi > < Throttle Stop > Throttle position of Tx. approx. 1mm Throttle Servo Carburetor MOUNTING THE COWL 4. While holding the cowl firmly in position, drill four 1,6mm pilot holes through both the cowl and the side edges of the firewall. 1. Remove the muffler and needle valve assembly from the engine. Slide the fiberglass cowl over the engine. 5. Using a 3mm drill bit, enlarge the holes in the cowling. 2.
Instruction Manual PC21 PILATUS MK2 3x15mm INSTALLING THE SPINNER Install the spinner back-plate, propeller and spinner cone. ! The propeller should not touch any part of the spinner cone. If it dose, use a sharp modeling knife and carefully trim away the spinner cone where the propeller comes in contact with it. 3x12mm TP Screw 3 Propeller 3x12mm Spinner Spinner Use the spacer suitable for a shaft.
Instruction Manual OS 1.20 PC21 PILATUS MK2 May be you also need to trim some wood from the tri-angle wood for the installation is easy. 4 x 50mm Cap Screw 4 4mm Washer 4 4mm Spring Washer 8 4 x 30mm Screw 4 4mm Nut 8 4mm Mount Nut 4 6mm 1.
Instruction Manual PC21 PILATUS MK2 OS 1.
Instruction Manual PC21 PILATUS MK2 INSTALLING THE RECEIVER AND BATTERY INSTALLING THE SWITCH 1. Plug the servo leads and the switch lead into the receiver. You may want to plug an aileron extension into the receiver to make plugging in the aileron servo lead easier when you are installing the wing. Plug the battery pack lead into the switch. 1. The switch should be mounted on the fuselage side, opposite the muffler, close enough to the receiver so the lead will reach.
Instruction Manual PC21 PILATUS MK2 16x20mm 5mm 5mm 5x100mm 12x45mm 5mm 5x100mm Electric Speed Controller Velcro Battery Apply threadlocker (screw cement).
Instruction Manual PC21 PILATUS MK2 When rotating clock wise, change the connection of 2 wires.
Instruction Manual PC21 PILATUS MK2 BALANCING 1. It is critical that your airplane be balanced correctly. Improper balance will cause your plane to lose control and crash. 3. If the nose of the plane falls, the plane is nose heavy. To correct this first move the battery pack further back in the fuselage. If this is not possible or does not correct it, stick small amounts of lead weight on the fuselage under the horizontal stabilizer. If the tail of the plane falls, the plane is tail heavy.
Instruction Manual PC21 PILATUS MK2 13mm 13mm Aileron Control 13mm 13mm Elevator Control 30mm 30mm Rudder Control 25-35mm Flap Control 43
Instruction Manual PC21 PILATUS MK2 FLIGHT PREPARATION PRE FLIGHT CHECK 1. Completely charge your transmitter and receiver batteries before your first day of flying. 2. Check every bolt and every glue joint in your plane to ensure that everything is tight and well bonded. 3. Double check the balance of the airplane 4. Check the control surface 5. Check the receiver antenna . It should be fully extended and not coiled up inside the fuselage. 6. Properly balance the propeller.
Instruction Manual PC21 PILATUS MK2 Cleaning the valve Cleaning the valve: In case the valve can not move smoothly, please follow these steps as below. Please note that you must use the high torque servo for controlling the air valve. The minimum torque of servo is 7kg. Steps 1: Steps 2: Pull our the piston Clean the old GREASE using tissue. Steps 4: Steps 3: Apply the new GREASE (Grease is not included with the kit). Insert the piston into the valve.
Instruction Manual PC21 PILATUS MK2 Main Gear Dimensional Detail 35.0 30.0 120.0 22.0 30.0 35.0 Nose Gear Dimensional Detail 150.0 150.0 90 ° 22.
Instruction Manual PC21 PILATUS MK2 DECORATION < Bottom view > < Top view > Left Right 47
EXPLODED VIEW 4mm 5mm 4x35mm 10x15mm 5mm 3x15mm(TP) 16x20mm 5mm 5mm R 90mm 2mm 2mm 12x45mm 2x10mm 5x100mm 4x4mm 3x12mm Mount Nut 4mm 1.
EXPLODED VIEW 2mm 3x20mm 2mm 2x10mm 2mm 3x20mm 2mm 2mm 2x10mm 2x10mm 2mm 3x25mm 3x25mm 2mm 2x10mm 2mm 2x10mm(TP) Wood 2x10mm(TP) Wood #6 3x25mm 2mm 3mm 3x12mm 3mm 2x10mm 2mm 3x12mm 4mm 4mm 2mm 2x10mm 2mm 3x25mm 2mm 4x20mm 4x20mm 2mm 65mm 2x10mm(TP) 2x10mm(TP) 49 2x10mm 3x25mm
I/C FLIGHT WARNINGS Always operate in open areas, away from factories, hospitals, schools, buildings and houses etc. NEVER fly your aircraft close to people or built up areas. THE PROPELLER IS DANGEROUS Keep fingers, clothing (ties, shirt sleeves, scarves) or any other loose objects that could be caught or drawn in, away from the propeller. Take care at ALL times. Keep all onlookers (especially small children and animals) well back from the area of operation.
I/C FLIGHT GUIDELINES When ready to fly, first extend the transmitter aerial. Switch on the transmitter. Operate the control sticks on the transmitter and check that the control surfaces move freely and in the CORRECT directions. ALWAYS land the model INTO the wind, this ensures that the model lands at the slowest possible speed. Check that the transmitter batteries have adequate power. Switch off the receiver. Switch on the receiver. Check that the wings are correctly fitted to the fuselage.
