Black Horse Model PITTS Instruction Manual Book Download Page 28

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PITTS

ITEM CODE: BH85

Instruction Manual

4 x 30mm

Secure

Drill a hole
3mm diameter

Installing the fuselage hatch as same as pic-
ture below.

See picture wing attach to fuselage.

WING ATTACHMENT.

Wing bolt.

Secure

3 x 12mm

146 mm

95 mm

90 mm

Summary of Contents for PITTS

Page 1: ...SPECIFICATION Wingspan 1 500 mm 59 06 in Length 1 330 mm 52 36 in Weight 4 7 kg 10 34 Lbs Radio 6 channels Servo 7 servos Engine 120 2stroke Instruction Manual book Made in Vietnam...

Page 2: ...ins Thread lock Paper towels Some more parts HARDWAREPACK COWLING Landing gear To avoid scratching your new airplane do not unwrap the pieces until they are needed for assembly Cover your workbench wi...

Page 3: ...n to the warp and apply warm air to remove the creases from the covering Caution do not heat the film more than is absolutely necessary If the air or the iron is too hot the film may melt and holes ma...

Page 4: ...lue C A glue Bottom side Aileron 4 Plastic enginemount C A glue 5 Covering of main gear 7 Plastic for rudder 10 Wing struts sets INSTALLING THEAILERON SERVO CONTROL HORN Top side Aileron 1 1 2 3 4 6 7...

Page 5: ...ounting screws provided with the servo 3 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 When you have pulled the servo le...

Page 6: ...6 PITTS ITEM CODE BH85 Instruction Manual Installing the aileron linkages as pictures below Aileron control horn INSTALLING THE AILERON LINKAGES Control horn of the aileron M 2 M2 lock nut 75mm...

Page 7: ...CODE BH85 Instruction Manual Repeat the procedure for the right lower wing half C A glue Bottom side Parts requirement See pictures below WING STRUT INSTALLATION UPPER WING C A glue C A glue C A glue...

Page 8: ...8 PITTS ITEM CODE BH85 Instruction Manual Secure 2 x 10mm Repeat the procedure for the right lower wing half Top of right...

Page 9: ...VES UPPER MAIN WING Secure Drill a hole 3mm diameter 2 Test fit the aluminium dihedral brace into each wing half The brace should slide in easily Bottom side of left upper a wing Aluminium brace Left...

Page 10: ...vent tube to the fueling valve INSTALLING THE STOPPER ASSEMBLY 1 The stopper has been pre assembled at the factory 2 Using a modeling knife cut one length of silicon fuel line the length of silicon fu...

Page 11: ...tubes and 1 line to the fuel pickup tube in the stopper 8 Feed three lines through the fuel tank compartment and through the pre drilled hole in the firewall Pull the lines out from behind the engine...

Page 12: ...re has been pre bend in to a Z bend at the factory This Z bend should be inserted into the throttle arm of the engine when the engine is fitted onto the engine mount Fit the engine to the engine mount...

Page 13: ...or muffler clearance Connect the fuel and pressure lines to the carburetor muffler and fuel filler valve 3 Slide the cowl back over the engine and secure it in place using four wood screws See picture...

Page 14: ...tal connector through the third hole out from the center of one servo arm enlarge the hole in the servo arm using a 2mm drill bit to accommodate the servo connector Remove the excess mate rial from th...

Page 15: ...Mount the servo to the tray using the mounting screws provided with your radio sys tem 1 Install the rubber grommets and brass collets into the elevator servo Test fit the servo into the servo tray S...

Page 16: ...e stabilizer and remove it 3 Mark the shape of the vertical on the left and right sides onto the horizontal stabilizer using a left tip pen Remove covering Mark point Bottom side C A glue C A glue C A...

Page 17: ...ng 6 After the epoxy has fully cured remov the masking tape or T pins used to hold the stabilizer in place and carefully inspect the glue joints Use more epoxy to fill in any gaps that were not filled...

Page 18: ...lease see pic tures below Control horn of elevator ELEVATOR CONTROL HORN INSTALLATION ELEVATOR PUSHROD INSTALLATION 3mm x 40mm Nilon control clasp M3 lock nut M2 M2 lock nut Elevator and rudder pushro...

Page 19: ...19 PITTS ITEM CODE BH85 Instruction Manual E l e v a t o r pushrod E l e v a t o r pushrod Secure Elevator servo Secure T hr ot tle se rv o Elevator servo Rudder servo Throttle pushrod...

Page 20: ...the vertical on the left and right side on the rudder using a felt tip pen Also carefully remove the covering from the horizontal fin as below the lines which you drew as same picture below 4 Now remo...

Page 21: ...al Stabilizer Horizontal Stabilizer Epoxy glue Epoxy glue C A glue Hinge slot 5 Put the vertical stabilizer back in place Using a triangle check to ensure that the vertical stabilizer is aligned 90 de...

Page 22: ...y to the lower rudder hinge Set the stabilizer in place and re align Double check all of your measurements once more before the epoxy cures Remove any excess epoxy using a paper towel and rubbing alco...

Page 23: ...l as same as the way of aileron pushrod 1 Set the tail wheel assembly in place on the plywood plate The pivot point of the tail wheel wire should be even with the rud der hinge line and the tail wheel...

Page 24: ...bracket in place using three 3mm x 12mm wood screws Be careful not to overtighten the screws 2 Using a pen mark the locations of the two mounting screws Remove the tail wheel bracket and drill 1mm pi...

Page 25: ...ITTS ITEM CODE BH85 Instruction Manual PARTS REQUIRED INSTALLING THE MAIN LANDING GEAR Drill a hole 2mm diametter C A glue Secure C A glue 1a 1b C A glue 1b 1a C A glue 1a 3 x 15mm 2 a 1b 1a 2 b 5 3 1...

Page 26: ...modeling knife Use a 2mm drill bit and drill out the two mounting holes through the fuselage side 2 Secure the switch in place using the two machine screws provided with the radio system INSTALLING TH...

Page 27: ...ubber band or masking tape to hold the foam in place Do not permanently secure the receiver and battery until after balancing the model 3 Position the battery pack and receiver behind the fuel tank Us...

Page 28: ...Manual 4 x 30mm Secure Drill a hole 3mm diameter Drill a hole 3mm diameter Installing the fuselage hatch as same as pic ture below See picture wing attach to fuselage WING ATTACHMENT Wing bolt Secure...

Page 29: ...29 PITTS ITEM CODE BH85 Instruction Manual Secure Secure 2 2 1 3 3 3 x 12mm Secure...

Page 30: ...y shifting the balance up to 10mm forward or back to change the flying characteristics Moving the balance forward may improve the smooth ness and arrow like tracking but it may then require more speed...

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