Estes 1485 – Nitro User Manual

Precautions, Prepare engine for flight, Countdown and launch

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®

To avoid serious injury,

read instructions & NAR

Safety Code included with

engines before proceeding.

PREPARE YOUR ENGINE

ONLY WHEN YOU ARE

OUTSIDE AT THE LAUNCH

SITE PREPARING TO LAUNCH!

If you do not use your prepared

engine, remove the igniter before

storing your engine.

5. PREPARE ENGINE FOR FLIGHT

A.

Separate igniter &

igniter plug.

NOZZLE

B.

Slide engine into rocket

body as shown.

C.

Twist engine retainer

ring into locked position
to hold engine in place.

E.

Insert igniter plug.

F.

Firmly push igniter
plug all the way in.

G.

Gently bend igniter wires

to form leads as shown.

PN 61518 (02-06)

NAR Safety Code

NO DRY GRASS
OR WEEDS

PRECAUTIONS

© 2006 Estes-Cox Corp. All rights reserved.

ESTES LAUNCH SUPPLIES

(Sold Separately)
• Recovery Wadding

(included with some engines)

• Igniters (with engines)
• Igniter Plugs (with engines)
• Recommended Engines: 1/4A3-3T,

1/2A3-4T, A3-4T, A10-3T

COUNTDOWN AND LAUNCH

KEY
ALWAYS
OUT UNTIL FINAL
COUNTDOWN!

HOLD KEY DOWN AND PRESS
LAUNCH BUTTON
UNTIL LIFTOFF!

INSERT KEY.
PUSH DOWN
FIRMLY AND
HOLD.

KEY

2...

2...

4...

4...

MASKING
TAPE

4...

3...

2...

1...

5...

5...

15 FT. (5 M)

3...

3...

4" (10.2 cm)

1...

1...

PRE-LAUNCH CHECK

For safety, never launch a damaged rocket. Check the rocket's body, nose cone and fins.
Also, check the engine mount, recovery system and launch lug(s). Repair any damage
before launching the rocket.

FLYING YOUR ROCKET

Choose a large field (250 ft. [76 m] square) free of dry weeds and brown grass. The larger
the launch area, the better your chance of recovering your rocket. Football fields and
playgrounds are great. Launch only with little or no wind and good visibility.

Always follow the National Association of Rocketry (NAR) SAFETY CODE.

MISFIRES

TAKE THE KEY OUT OF THE CONTROLLER. WAIT ONE MINUTE BEFORE GOING
NEAR THE ROCKET! Disconnect the igniter clips and remove the engine. Take the plug
and igniter out of the engine. If the igniter has burned, it worked but did not ignite the engine
because it was not touching the propellant inside the engine. Put a new igniter all the way
inside the engine without bending it. Push the plug in place. Repeat the steps under
Countdown and Launch.

D.

Drop in igniter as shown.

IMPORTANT: Before each launch,

check that the launch rod is smooth
and straight - especially at the joint.
Use sandpaper or steel wool to
smooth joint and remove engine
residue from rod. Gently straighten
rod if bent.

NOTE: Please reference

the Mini Launch Pad &
Electron Beam® Launch
Controller instructions
included with this kit to
properly assemble the
launch pad and operate
the controller.

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