GREAT PLANES Waco YMF-5

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Champaign, Illinois

(217) 398-8970, Ext 5

airsupport@greatplanes.com

, Inc. GPMA1295 Mnl

READ THROUGH THIS MANUAL BEFORE STARTING CONSTRUCTION. IT CONTAINS IMPORTANT

INSTRUCTIONS AND WARNINGS CONCERNING THE ASSEMBLY AND USE OF THIS MODEL.

WARRANTY

Great Planes

Model Manufacturing Co. guarantees this kit to

be free from defects in both material and workmanship at the

date of purchase. This warranty does not cover any component

parts damaged by use or modification. In no case shall Great

Planes’ liability exceed the original cost of the purchased kit.

Further, Great Planes reserves the right to change or modify this

warranty without notice.

In that Great Planes has no control over the final assembly or

material used for final assembly, no liability shall be assumed nor

accepted for any damage resulting from the use by the user of

the final user-assembled product. By the act of using the

user-assembled product, the user accepts all resulting liability.

If the buyer is not prepared to accept the liability associated

with the use of this product, the buyer is advised to return

this kit immediately in new and unused condition to the

place of purchase.

To make a warranty claim send the defective part or item to

Hobby Services at the address below:

Hobby Services

3002 N. Apollo Dr. Suite 1

Champaign IL 61822 USA

Include a letter stating your name, return shipping address, as

much contact information as possible (daytime telephone

number, fax number, e-mail address), a detailed description of

the problem and a photocopy of the purchase receipt. Upon

receipt of the package the problem will be evaluated as quickly

as possible.

WARRANTY

reat Plan

Model Manufacturing Co.

uarantees t

t to

ree

rom de

ects in both material and workmanshi

at the

date of

rchase. This warrant

does not cover a

com

nent

s k

mmed

atel

n new and unused cond

on to the

lace of

urchase

Length: 56.5 in

[1435mm]

Radio:

4-Channel with 7 std servos

Engine: .91 cu in [15cc] 2-stroke

1.20 cu in [20cc] 4-stroke

25-30cc gas

Wingspan:

72 in

[1830mm]

Wing Area:

1384 in

[89.2 dm

]

Weight:

12.75– 13.75 lb

[5780– 6230 g]

Wing

Loading:

21– 23 oz/ft

[64–70 g/dm

]

SPECIFICATIONS

INSTRUCTION

MANUAL

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Summary

Specifications

Warranty

Introduction

AMA

Governing body of model aviation and membership benefits.

Important Safety Precautions

Decisions You Must Make

Glow Engine Option & Required Parts

Details parts needed for glow engine installation.

Gasoline Engine Option & Required Parts

Details parts needed for gasoline engine installation.

Radio System Recommendations

Lists recommended radio system components.

Additional Items Required

Required Hardware and Accessories

Lists necessary hardware and accessories for assembly.

Important Building Notes

Optional Supplies and Tools

Kit Inspection

Ordering Replacement Parts

Kit Contents

Prepare for Assembly

Wing Assembly

Aileron Servo Preparation

Steps to prepare servos for aileron installation.

Top Wing Assembly

Instructions for assembling the top wing section.

Assemble the Fuselage

Main Landing Gear Installation

Procedure for installing the main landing gear.

Cabane Strut Installation

Steps for attaching the cabane struts.

Horizontal Stabilizer, Tailwheel and Rudder Installation

Installing the tail assembly components.

Pushrod, Control Horn and Servo Installation

Connecting control linkages and servos.

Glow Engine Installation

Mount the Engine

Procedure for mounting the glow engine to the firewall.

Hook Up the Throttle

Connecting the throttle linkage and servo.

Install the Fuel Tank

Installing the fuel tank and lines.

Gasoline Engine Installation

Mount the Engine

Procedure for mounting the gasoline engine to the firewall.

Hook Up the Throttle

Connecting the throttle linkage and servo.

Install the Fuel Tank

Installing the fuel tank and lines for gasoline.

Install the Ignition Unit

Installing the ignition unit and battery tray.

Final Assembly

Radio Installation

Installing the radio system components.

Cowl and Propeller Installation

Install the Wheel Pants and Fairings

Cockpit Options

Pilot Installation (Optional)

Finishing the Model

Apply the Decals

Set the Control Throws

Balance the Model (C.G.)

Balance the Model Laterally

Procedure for balancing the model sideways.

Preflight

Identify Your Model

Instructions for identifying your model.

Charge the Radio Batteries

Guidance on charging radio batteries.

Balance Propellers

Importance of balancing propellers.

Ground Check and Range Check

Engine Safety Precautions

AMA Safety Code (Excerpts)

General

General rules from the AMA Safety Code.

Radio Control

Radio control rules from the AMA Safety Code.

Check List

Flying

Fuel Mixture Adjustments

Adjusting engine fuel mixture for optimal performance.

Takeoff

Procedure for taking off the model.

Flight

Guidance for flying the model.

Landing

Procedure for landing the model.