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FEATURES

SLT TECHNOLOGY, TX-R, & COMPATIBLE RECEIVERS

It is strongly recommended to completely read this manual before use!
Damage resulting from misuse or modification will void the warranty.

 Power LED with low voltage warning

 Wireless training function

 Digital trims for aileron, elevator, rudder

 Gimbals with smooth ball-bearing feel

 Charge jack for optional rechargeable batteries

 Failsafe in the included receiver

This radio includes SLT technology to ensure a strong,
clear, frequency-hopping 2.4GHz signal is emitted, and
that your compatible receiver accepts a signal only from
your transmitter.  Linking the included Tower Hobbies
brand receiver is accomplished by the simple push of a
button.  This radio is also compatible with all transmitter-
ready aircraft bearing the Tx-R

 logo, and Tactic and other brand receivers

having the SLT * protocol.

* Make sure optional receivers have the genuine SLT protocol before use with this radio.

Summary of Contents for 424

Page 1: ...geable batteries Failsafe in the included receiver This radio includes SLT technology to ensure a strong clear frequency hopping 2 4GHz signal is emitted and that your compatible receiver accepts a signal only from your transmitter Linking the included Tower Hobbies brand receiver is accomplished by the simple push of a button This radio is also compatible with all transmitter ready aircraft beari...

Page 2: ...kbench while reading along with this instruction manual to understand all functions TRANSMITTER Reversing Switches On Off Switch Trim Lever Power Indicator LED Neck Strap Eyelet Trainer Switch 6 4 2 AILERON 4 2 4 4 RUDDER INPUT POWER This transmitter Tx requires four AA batteries Non rechargeable 1 5V alkaline or rechargeable 1 2V nickel cadmium NiCd or nickel metal hydride NiMH cells can be used ...

Page 3: ...permanent damage could result and void the warranty Do not charge batteries at currents greater than 1 amp through this charge jack Misuse improper charging or over charging of rechargeable cells can result in damage to the cells that could include cell rupture explosion or fire ON OFF POWER CONTROL AND LED WITH LOW BATTERY ALARM Move the power switch to the ON position The red LED should illumina...

Page 4: ... moveable surface on the tail moves sideways and rotates the airplane about an imaginary line from the bottom of the airplane s fuselage upward through the center to the top of the fuselage known as the yaw axis Moving the rudder stick to the right should cause the rudder to move to the right and cause the airplane s nose to point to the right Moving this stick to the left should cause the rudder ...

Page 5: ...lure to do this could cause the model to suddenly veer in an unexpected manner when the teacher s trainer switch is activated Proper matching of settings is especially important for the throttle channel 1 Link the radio being used by the teacher to the receiver inside the model Then turn the receiver s power switch off 2 Move the throttle stick for both the teacher and student s transmitter to the...

Page 6: ...tick in the bottom left corner 2 Turn the transmitter power switch ON 3 The LED should flash If two beeps also sound the v tail mix has been activated Check for proper operation of these channels If the elevator or rudder controls inside the model move backwards it may be necessary to trade the servo connections to channel 2 and channel 4 at the receiver If V tail is the desired mix move to the ne...

Page 7: ...allation of the servos Center all trims on the transmitter Connect linkages properly but do not over tighten the mounting screws as servos should have slight movement to compensate for engine vibration Pushrods should be snug and not bind during movement and allow the servo to have full range of movement by moving the Tx sticks to maximum rotational positions several times while observing the move...

Page 8: ...INK THE RECEIVER TO THE TRANSMITTER Linking the 424 transmitter to the included receiver allows for direct communication between the two and ensures no other radio equipment can interfere with operation 1 Move the transmitter throttle stick to minimum Turn the transmitter power switch ON IMPORTANT Always turn the transmitter on before the receiver and move the transmitter s throttle stick to minim...

Page 9: ...hould then turn on and stay illuminated to indicate the failsafe position for the throttle channel is set PREFLIGHT CHECK IMPORTANT Remove the propeller from the aircraft before performing the final checks on the aircraft before a flight Always apply power to the transmitter before applying power to the receiver Make sure the transmitter s throttle stick is at minimum position Otherwise personal i...

Page 10: ...esult in bodily injury and damage to the surroundings as the model could suddenly veer out of control Move the throttle stick and trim positions to minimum to entirely stop movement of the propeller Only after the prop has stopped moving completely turn the receivers power switch switch harness or ESC switch to the OFF position For electric models then disconnect the battery from the ESC Lastly tu...

Page 11: ...g authorized local flying clubs and fields The Tower Hobbies 424 is intended for use with radio control model hobby airplanes Use with non hobby related products for non hobby related activities is not recommended or encouraged Any alterations or modifications to any parts of this product are not recommended Tower Hobbies is not responsible for unauthorized repairs or modifications All unauthorize...

Page 12: ...hannels hold last recognized positions Dimensions 1 77 x 0 98 x 0 5 45 x 25 x 13mm Weight 0 28 oz 8g OTHER ITEMS INCLUDED On off switch harness with built in charge lead 4 cell AA battery holder for receiver Neck strap IMPORTANT WARNINGS NEVER allow water or moisture to make contact with the electronic components inside the Tx Rx servos switch harness etc This could lead to failure or improper fun...

Page 13: ...x installation Rx may need to be located to a different position in the model for better reception Weak Tx or Rx battery replace the batteries or recharge as applicable Crash damage send the radio to Hobby Services for repair RUN TIME IS SHORT Weak Tx or Rx batteries replace or recharge the batteries Obstructed servo linkages causing excess battery drain free the linkages pushrods Tx ON BUT SERVOS...

Page 14: ...erted fully into the charge jack Make sure the Tx power switch is in the OFF position Make sure the cells are inserted inside the battery compartment in the proper direction FCC STATEMENT This device complies with part 15 of the FCC rules Operation is subject to the following two conditions 1 This device may not cause harmful interference 2 This device must accept any interference received includi...

Page 15: ...e sure to include your daytime telephone number in case we need to contact you about your repair This warranty gives you specific rights You may have other rights which vary from state to state For service on your Tower Hobbies product in North America send it postpaid and insured to HOBBY SERVICES 3002 N Apollo Dr Suite 1 Champaign IL 61822 Tel 217 398 0007 9 00am 5 00pm CST M F E mail hobbyservi...

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