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   Xact 

Composite Aerobatic ARF 

INSTRUCTIONAL MANUAL 

  

 

 

 
Wingspan:  

54.7

 

in (1390 mm) 

Length:      

51

 

in    (1295 mm) 

Wing Area: 

550 sq.in (35.5 dm

2

Flying Weight: 

4.6 lb (2.1 kg)

 

Wing Loading: 

19.5 oz/sq.ft (60 g/dm

2

Engine Req. :  

.40-.61 2s/.50-.70 4s or electric

 

 

 

Mile High Wings 
Boulder, Colorado, USA 
www.milehighwings.com
[email protected] 

Summary of Contents for XACT

Page 1: ...span 54 7in 1390 mm Length 51in 1295 mm Wing Area 550 sq in 35 5 dm2 Flying Weight 4 6 lb 2 1 kg Wing Loading 19 5 oz sq ft 60 g dm2 Engine Req 40 61 2s 50 70 4s or electric Mile High Wings Boulder Colorado USA www milehighwings com sales milehighwings com ...

Page 2: ... smaller size allows for the use of inexpensive engines and standard servos Despite the light weight of the plane all the high stressed areas like wing and gear mounts were designed with large safety factors they will withstand excessive loads without damage High degree of pre fabrication reduces your building time We hope you will enjoy flying this plane SAFETY 1 If your Xact is not assembled and...

Page 3: ...ed to save weight For ailerons we recommend mini servos like Hitec 225 as they are easier to install in the wings Engine Recommendations A light 40 to 50 size two stroke engine with an appropriate propeller Electric motor of about 450W power to achieve 100W lb power loading can be used ITEMS REQUIRED Hardware and Accessories Virtually no extra hardware is needed as everything is provided in this k...

Page 4: ...ix to any of the two surfaces Press the parts together leaving 1 16 1 5mm fillet around the joint ASSEMBLING THE PLANE 1 Installing Control Horns on Stabilizer and Rudder It is easier to install control horns before gluing the elevator and the rudder to the fuselage The elevator control horn is located at the bottom surface of the starboard right half of the elevator Position it as close to the ce...

Page 5: ...levator Servos Make cut outs in the servo mounting panel for the servos you are using Glue the panel to the fuselage in front of the rear wing threaded rods make sure there is enough clearance for the wing nuts Figure 3 5 Adjusting Elevator and Rudder Control Rods Install the control rods in the fuselage with the threaded ends backward Thread clevises onto the control rods and then mount them on t...

Page 6: ... at least 1 16 1 5mm clearance with the fuselage Drill the holes for the engine mounting bolts and install suitable T nuts on the rear surface of the motor mount Figure 7 You may have to remove the carburetor from the engine while you are positioning it and after the engine position is determined you may need to remove some material from the nose of the fuselage for the carburetor to fit The throt...

Page 7: ...t the C G is located exactly at the axis of the wing tube 11 Attaching Wings Insert the wing tube into the fuselage and carefully slide the wings on the tube Screw four plastic wing nuts onto the threaded wing inserts Wing nuts should turn rather tight which is normal 12 Setting Control Throws Xact is a very light plane with all the heavy components engine battery etc are located near its center o...

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