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4. Gently pull on the spur gear and the prop shaft will slide 

out of the gearbox. You may need to cut away a small 

portion of foam to allow the spur gear to slide forward out 

of the gearbox.

5. Thread the 100mm x 60mm prop and spinner on to the 

new prop shaft by holding the spur gear and turning the 

prop clockwise.

6. Slide the new prop shaft back into the gearbox.

7. Place the nylon nut on the back of the prop shaft. Spin the 

prop and spur gear counterclockwise. The nylon nut will 

thread onto the prop shaft.

counterclockwise

8. While holding the nylon nut in place, gently turn the spur 

gear counterclockwise to ensure the nut is snug.

9. Tape the fuselage back together with clear tape. Use 

foam-safe CA and reattach the dummy motors on each 

side of the fuselage.

Replacement Parts

Optional Parts

PKZ1035 

120mAh 1S 3.7V Li-Po Battery

PKZ3901 

Prop with Spinner: 100 x 60mm

PKZ3903 

Decal Sheet

PKZ3904 

Prop Shaft with Nut

PKZ3906 

Main Landing Gear Set

PKZ3907 

Tail Gear Set

PKZ3916 

6mm Motor

PKZ3920 

Wing

PKZ3922 

Pushrod Set

PKZ3924 

Complete Tail

PKZ3928 

Complete Gearbox

PKZ3967 

Bare Fuselage

PKZ3968 

Fuselage with Electronics

PKZ3351 

Receiver/ESC Board 

PKZ3341 

2.4GHz DSM2 4-Channel Transmitter

EFLA209 

E-flite Foam-Safe CA (medium)

EFLA208 

E-flite Foam-Safe Activator

EFLC1004AC   E-flite Celectra 4-Port Charger with AC Adapter
SPMR5500 

Spektrum DX5e Transmitter (Mode 2)

SPMR6600 

Spektrum DX6i Transmitter (Mode 2)

Note: For minor repairs use foam-safe CA (EFLA209) or clear tape.

Summary of Contents for J-3 Cub BL

Page 1: ...ed exclusively by Horizon Hobby Inc Multiple patents pending US patent 7 391 320 US patent D578 146 PRC patent number ZL 2007 2 0069025 2 DSM and DSM2 are trademarks or registered trademarks of Horizo...

Page 2: ...eight of only 0 85 oz 24 0 g the J 3 can be flown at a gym or in your yard without having to make a trip to the flying field The J 3 Cub is designed for experienced pilots that have previously flown 3...

Page 3: ...to observe it for at least 15 minutes Continuing to charge or discharge a battery that has begun to balloon or swell can result in a fire A battery that has ballooned or swollen even a small amount m...

Page 4: ...ctra 4 port Charger EFLC1004 Attempting to charge the battery using another Li Po charger or non Li Po compatible charger could result in serious damage Please familiarize yourself thoroughly with the...

Page 5: ...any sources outside your control This interference can cause momentary loss of control so it is advisable to always keep a safe distance in all directions around your model as this margin will help av...

Page 6: ...e 8x AA batteries Landing gear No additional equipment is needed for your J 3 Cub J 3 Cub RTF Contents J 3 Cub BNF Contents J 3 Cub BNF airplane 120mAh 1S 3 7V 14C Li Po battery 1S 3 7V Li Po battery...

Page 7: ...included in this manual Although it can be used as a quick start guide we strongly suggest reading through this manual completely before proceeding Remove and inspect contents Install landing gear in...

Page 8: ...3 2 4 Spektrum DX5e Spektrum DX6i Spektrum DX7 DX7se Note The Spektrum DX6 SPM2460 is equipped with DSM not DSM2 technology and is not compatible with the receiver of the J 3 Cub BNF Transmitter and R...

Page 9: ...X plug the battery into the receiver of the airplane The LED on the receiver will begin flashing 2 Move the sticks and switches on the transmitter to the desired failsafe positions low throttle and ne...

Page 10: ...were damaged during shipping and handling and that the controls function in the correct directions Turn the transmitter on first and lower the throttle stick completely Then plug the battery into the...

Page 11: ...ld move to the left Mode 1 Mode 2 If at any time during the test the controls respond in the opposite direction it may be necessary to reverse change the direction of operation of the flight controls...

Page 12: ...always disconnect the flight battery from the receiver unit before powering the transmitter off Note The only time you should connect the flight battery to the receiver unit before powering the transm...

Page 13: ...to spin DO NOT attempt to fly the airplane at this time Note the direction the propeller spins If viewed from the front of the airplane the propeller will spin counterclockwise If it is spinning backw...

Page 14: ...will be able to fly in other smaller less open areas Flying the J 3 Cub Start first flight using the low rate settings to become familiar with the flying characteristics before increasing the throw of...

Page 15: ...ft You may find that you need to replace the prop shaft in the gearbox should it become damaged To replace the prop shaft 1 To remove prop shaft open the fuselage by cutting through the decal on one s...

Page 16: ...9 Tape the fuselage back together with clear tape Use foam safe CA and reattach the dummy motors on each side of the fuselage Replacement Parts Optional Parts PKZ1035 120mAh 1S 3 7V Li Po Battery PKZ...

Page 17: ...ery is disconnected or remains on for longer than 40 minutes when charging AA batteries in the charger have inadequate power Replace AA batteries in the charger Problem Possible Cause Solution RTF BNF...

Page 18: ...ion or misuse no liability shall be assumed nor accepted for any resulting damage or injury By the act of use setup or assembly the user accepts all resulting liability If you as the Purchaser or user...

Page 19: ...ease include your credit card number and expiration date Any repair left unpaid or unclaimed after 90 days will be consideredabandoned and will be disposed of accordingly Please note non warranty repa...

Page 20: ...declaration described above are in conformity with the requirements of the specifications listed below following the provisions of the European R TTE directive 1999 5 EC EN 300 328 Technical requirem...

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