O.S. engine MAX-61SX-H RING WC Series User Manual

It is of vital importance, before attempting to
operate your engine, to read the general
'SAFETY INSTRUCTIONS AND WARNINGS'
section on pages 2-5 of this booklet and to strictly
adhere to the advice contained therein.
•
Also, please study the entire contents of this
instruction manual, so as to familiarize yourself
with the controls and other features of the
engine.
Keep these instructions in a safe place so that
you may readily refer to them whenever
necessary.
It is suggested that any instructions supplied
with the model, radio control equipment, etc.,
are accessible for checking at the same time.
•
•

O.S. engine MAX-61SX-H RING WC Series Specifications

General

Type	2-Stroke
Ignition	Glow Plug
Muffler	Included
Practical RPM	16, 000 rpm
Fuel Type	Glow Fuel
Carburetor	Rotary
Glow Plug	O.S. #8
Fuel	Nitro Methane
Shaft Diameter	10 mm

Summary

Safety Instructions and Warnings

Warnings

Covers events that might involve serious or fatal injury from misuse.

Notes

Covers less obvious dangers and potential damage or injury from misuse.

Introduction to the Engine

Engine Model Overview

Details the up-rated version, target competition, and design differences.

Engine Installation and Setup

Basic Engine Parts Identification

Identifies key components of the engine through diagrams and labels.

Glow Plug Installation

Step-by-step guide for correctly installing the glow plug.

Carburetor Installation

Instructions for securely fitting the carburetor to the engine intake.

Engine Mounting Procedures

Guidance on correctly mounting the engine in the model for optimal performance.

Pre-Start Checklist and Accessories

Lists necessary tools, fuel, glowplug battery, and other accessories for operation.

Engine Operation and Adjustment

Glow Plug Function and Maintenance

Explains the role, life, and replacement criteria for glow plugs.

Fuel Selection and Safety Precautions

Guidelines for choosing suitable fuel and essential safety precautions.

Carburetor Control Adjustments

Details the High-Speed, Idle Mixture, and Medium Speed needle valves.

Engine Starting Procedure

Step-by-step guide for safely starting the engine using a starter.

Running-In (Breaking-in) Process

Method for mating engine parts under load for optimal performance and longevity.

Carburetor Tuning Guide

Instructions for tuning the engine mixture for optimal flight performance.

Subsequent Mixture Readjustments

Guidance on making adjustments due to fuel, silencer, or flight condition changes.

Adjusting Chart Flow

Visual flowchart for carburetor mixture adjustments.

Maintenance and Component Details

Throttle Servo Linkage Installation

Recommendations for linking the throttle servo to the carburetor.

Engine Care and Maintenance

Procedures for cleaning, draining, and storing the engine to prevent issues.

Exploded View Diagrams

Visual breakdown of engine components for identification.

Engine Parts Lists

Lists of part numbers and descriptions for different engine models.

Carburetor Exploded View and Parts List

Visual breakdown and list of parts for the 60B Carburetor.

Three View Drawings and Specifications

Technical drawings showing external dimensions and specifications.

Genuine Parts and Accessories

Catalog of recommended O.S. genuine parts and optional accessories.