O.S. engine fs-70II - User Manual

It is of vital importance, before attempting to
operate your engine, to read the general
'SAFETY INSTRUCTIONS AND WARNINGS'
section on pages 2-4 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 aircraft, radio control equipment, etc.,
are accessible for checking at the same time.
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28-30
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13-14
SAFETY INSTRUCTIONS AND
WARNINGS ABOUT YOUR O.S. ENGINE
INTRODUCTION, INSTALLING THE GLOWPLUG
RELOCATION OF CARBURETTOR CONTROLS
FUEL TANK, INSTALLATION
EXHAUST HEADER PIPE AND SILENCER,
THROTTLE LINKAGE,
NEEDLE-VALVE EXTENSION
FUEL LINES
CARE OF FUEL PUMP AND REGULATOR,
PROPELLERS
GLOWPLUGS, FUEL
PROPELLER AND SPINNER ATTACHMENT,
TYPE 60R, 60P AND 60N CARBURETTOR
CONTENTS
RUNNING-IN
IDLE MIXTURE ADJUSTMENT
VALVE ADJUSTING
CARE AND MAINTENANCE
O.S. GENUINE PARTS & ACCESSORIES
ENGINE EXPLODED VIEWS &
ENGINE PARTS LISTS
CARBURETTOR EXPLODED VIEWS &
PARTS LIST
ENGINE THREE VIEW DRAWINGS
STARTING
13

Summary

Safety Instructions and Warnings

Carburettor and Fuel System Setup

Engine Systems Installation and Adjustment

Engine Operation Procedures

Starting Procedure

Step-by-step guide for starting the engines using an electric starter.

Running-In and Adjustment

Running-In Procedure

Recommended process for breaking in the engine to ensure longevity and peak performance.

Idle Mixture Adjustment

How to adjust the mixture control screw for smooth idling and throttle response.

Maintenance and Adjustments

Valve Adjusting

General Care and Maintenance

General advice on engine care, preventing contamination, and handling overheating issues.

FS-70 S II Exploded View & Parts List

FS-91 SI Exploded View & Parts List

FS-91 SI-P Exploded View & Parts List

Carburettor Exploded Views & Parts Lists

O.S. engine fs-70II Specifications

General

Brand	O.S. engine
Model	fs-70II
Category	Engine
Language	English