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Thank you for choosing a Magnum gasoline aircraft engine. The 46cc is a single cylinder, two-cycle
gasoline engine incorporating an easy-to-adjust Walbro carburetor with pump, mechanical spark
advance ignition system and a high-quality, dual-ring piston for exceptional power and ease of use.

The Magnum 46cc gasoline engine also features a heavy-duty machined aluminum engine mount,
machined aluminum throttle bellcrank and a high- volume muffler. Your Magnum 46cc gasoline engine
was designed by expert engineers and built by master craftsmen using only the highest quality
materials and CNC machinery. These qualities provide the long life and dependability you have come
to expect from an engine of this caliber.

We strongly recommend reading through these operating instructions in their entirety to familiarize
yourself with the features and operation of your new engine. Whether this is your first gasoline engine
or if you’ve run them in the past, following these operating instructions closely will reward you with a
great running and trouble-free engine. Should you encounter any problems, we have included a
Troubleshooting Guide with your engine that you should feel free to refer to. Please use the photos
below to familiarize yourself with the components of your new Magnum 46cc gasoline engine.

46 cc Gas Engine Specifications :-

Displacement –

45.72 cc or 2.79 cu in

Bore -

42 mm

Stroke -

33 mm

Practical RPM -

1800 ~ 8200 rpm

Weight -

1800 gm.

Propeller -

18 x 8 ~ 20 x 10

Introduction

Operating Instructions

For the 46 cc Gasoline Engine with Walbro
Carburetor and Mechanical Throttle
Coupled CDI Ignition System.

Features

1

Easy -to-Adjust Wolbro Carburetor w/Pump

Includes Ignition Module, Kill Switch & Muffler

High -Strength Aluminum Throttle Bellcrank

Dual Ball Bearing Supported Crankshaft

Roller Bearing Supported Connecting Rod

Becoming Familiar with your Engine

Summary of Contents for 46cc

Page 1: ...he features and operation of your new engine Whether this is your first gasoline engine or if you ve run them in the past following these operating instructions closely will reward you with a great running and trouble free engine Should you encounter any problems we have included a Troubleshooting Guide with your engine that you should feel free to refer to Please use the photos below to familiari...

Page 2: ... stand behind the engine to make any adjustments to the carburetor Do not reach over or around the propeller Do not lean toward the engine Do not wear loose clothing or allow anything to be drawn into the spinning propeller while the engine s running If you need to carry your model while the engine is running be conscious of the spinning propeller Keep the airplane pointed away from you and others...

Page 3: ...d using the socket cap screw as shown Now plug together the ignition lead from the engine and the ignition lead from the ignition module To power the ignition system you need to use a separate battery pack that is 6 0V 5 cells and a capacity of 1100Mah to 3000Mah NiCD or NiMH cells can be used The battery should be wired to the kill switch making sure that the polarity is correct and mounted insid...

Page 4: ... crankshaft up against the flywheel Slide the propeller washer up against the propeller and thread the prop nut into place Adjust the propeller so that one blade is at the 2 o clock position when the piston is just below top dead center Tighten the prop nut firmly to secure the propeller in place When tightening the prop nut use a large adjustable wrench Do not use pliers WARNING If you are instal...

Page 5: ...c conditions fuel temperature altitude etc Idle Adjustment Screw Although we suggest using your transmitter s idle trim lever to set the idle speed of the engine you can also set the idle speed of the engine using the idle adjustment screw on the carburetor Turning the screw clockwise will increase the idle speed and turning the screw counterclockwise will decrease the idle speed The screw is set ...

Page 6: ...en turn the high speed needle valve counterclockwise about 1 16 of a turn to richen the mixture slightly This is the setting at which you should fly the airplane Bring the throttle back down to idle and allow the engine to idle for 30 seconds After 30 seconds advance the throttle to full The engine should transition from idle to full power smoothly and quickly If the engine quits suddenly the low ...

Page 7: ...ervice please return it to the factory dealer For warranty service send your engine and proof of purchase date copy of original invoice or receipt to TATES PERFORMANCE HOBBIES 135 Shannon Ave Geelong West VIC 3218 Ph 03 52224501 sales tates com au Please enclose a complete written explanation detailing the problems State your name address and phone number clearly You may request an estimate of ser...

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