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Whisper 1400 EP, Operation Manual

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Whisper 1400 EP Operation Manual Download Page 6

6

the tail into position.  Use 5 min. epoxy to glue the stabilizer 

in place.  It is important to keep the stabilizer level in 

regards to the fuselage and the fin perpendicular to the 

stabilizer while the glue cures.  Also, make sure the eleva-

tor pushrod had stayed inserted into its connector on the 

elevator servo horn.

Level with fuselage

4.

  IMPORTANT:  Before flying, you must turn the 

radio on (with receiver battery charged and transmitter 

batteries installed) and check that the elevator and rud-

der are in the neutral position with the transmitter 

stick and trims in neutral.  Securely tighten the hex 

screw on the elevator pushrod connector on the eleva-

tor servo horn.  Also, adjust the rudder pushrod if 

needed.

Black

Negative

Red

Positive

1.  Hookup as shown
2. 

Turn charger knob to 30

3. Make sure LED lights

4. Wait until charger clicks off (30 min.)

CAUTION:

•      Maintain Polarity; 

      Red to + (positive)

      Black to – (negative)

•      Do not leave the battery 

      unattended while charging

•      If battery pack gets hot, 

      disconnect and use

Knob

LED

12 Volt Battery

MAINTAIN 

POLARITY!

Figure 2.    Charge the Batteries

Summary of Contents for 1400 EP

Page 1: ...se or modification The warranty does not extend beyond the product itself and is limited only to the original cost of the kit By the act of building this user assembled kit the user accepts all resulting lliability for damage caused by the final product If the buyer is not prepared to accept this liability it can be returned new and unused to the place of purchase for a refund Notice Adult Supervi...

Page 2: ...ur area plus offer insurance programs to protect you I PRE ASSEMBLY Unpacking and parts check Carefully unpack the contents of your kit and check it against Fig 1 for completeness If any parts are missing or damaged customers in USA may call 660 584 6724 for help Needed for assembly You will need the following tools and materials to complete your whisper p 5 Min Epoxy p Modeling Knife p Small Phil...

Page 3: ...3 Left Wing Right Wing Canopy Fin Rudder Fuselage Folding Propeller Stabilizer Elevator Wing Joiner Wing Protector Rubber Band Figure 1 Contents Transmitter Velcro Charger Battery ...

Page 4: ...e Epoxy 3 After the epoxy has cured draw a center line on the wing joiner 4 Before gluing the two wing halves dry fit the wing joiner into the slots in both the right and the left inner wing halves Sand if needed for good fit Note the wing is supposed to be joined at an angle this angle is called dihedral When satisfied apply a thin coat of epoxy on all sides of only one half of the wing joiner se...

Page 5: ...efully use a sharp hobby knife to cut the covering on the bottom of the stabilizer about 1 16 on the INSIDE of the lines you just traced onto the tail Just score the covering film DO NOT cut into the wood or you will weaken the structure Carefully peel away the covering material in this area 3 Inside the fuselage s wing compartment loosen the hex screw that secures the elevator pushrod on the elev...

Page 6: ... batteries installed and check that the elevator and rud der are in the neutral position with the transmitter stick and trims in neutral Securely tighten the hex screw on the elevator pushrod connector on the eleva tor servo horn Also adjust the rudder pushrod if needed Black Negative Red Positive 1 Hookup as shown 2 Turn charger knob to 30 3 Make sure LED lights 4 Wait until charger clicks off 30...

Page 7: ...cro 3 Place the Foam in front of Battery Re install the canopy You are ready to fly Foam Foam Velcro Velcro Bulkhead Figure 2 Charge the Batteries Figure 3 Battery Installation Figure 4 Check Balance Level C G Level 2 in 5 cm If nose drops tape a penny to bottom fuselage at tail end If tail drops tape a penny to inside of cowl ...

Page 8: ...tem Start Button When pushed this button starts the motor unit running The motor will run until either the Power Switch is turned off or the Auto Cut off device cuts off power to the motor NiCd Battery Rechargeable battery pack that provides power to the motor unit and the radio system Motor Unit Contains a DC electric motor and a propeller that provides the thrust for the airplane 3 Turn the tran...

Page 9: ...t flights Never fly in winds over 10 mph Also choose an open field with no obstacles or people 9 Figure 6 Check the Radio Set the trim in neutral position Set the sticks in neutral position Check the position of rudder and elevator if these are in neutral Move the stick to the right Move the stick to the left Move the stick up Move the stick down THE DIRECTION OF MOVEMENT RUDDER AND ELEV A TOR NEU...

Page 10: ... 3 4 minutes of power on flight You should always maintain enough altitude so you can set up a landing approach when the auto cut off device turns the motor off and you begin the glide 4 Landing When the motor cuts off set up your landing approach Always try to land INTO THE WIND Keep your turns gradual and only use elevator to maintain a gradual glide Since the motor is off you can no longer clim...

Page 11: ...ht and level Do not throw upwards Example of a turn using only rudder Launch Landing Example of a turn using rudder then elevator Wind Direction Straight Correct and level with ground Incorrect Wind Direction Wind 3 ft Figure 7 Flying ...

Page 12: ...anopy AS6025 Motor AS6028 Motor 1 Cowl 1 Self Tapping Screw 4 Cowl AS6024 Blade 2 Spinner 1 Back Plate 1 Propeller Set AS6026 Set Screw 2 Pin 2 Screw 1 Stabilizer Elevator 1 Horizontal Tail AS6020 Vertical Fin Rudder 1 Vertical Tail AS6021 Screw 4 Control Horn 2 Back Plate 2 Control Horn AS6023 Main Wing AS6019 Left Wing 1 Right Wing 1 Wing Protector 1 Wing Joiner 2 Wing Dowel 2 Fuselage AS6018 Fu...

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