O.S. Engines 21RG-X User Manual
O.S. Engines Hardware
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 vehicle, radio control equipment, etc.,
are accessible for checking at the same time.
1
2-5
6
7-8
8
9-12
12
13
15
15-18
21
23
24-27
28-29
30
13-14
21-22
18-19
20
SAFETY INSTRUCTIONS AND
WARNINGS ABOUT YOUR O.S. ENGINE
INTRODUCTION, BASIC ENGINE PARTS
INSTALLATION OF THE CARBURETOR
INSTALLATION OF THE ENNGINE
AIR CLEANER TYPE201
NOTES CONCERNING THE RECOIL STARTER
GLOWPLUG
TOOLS, ACCESSORIES, etc.
CARBURETOR CONTROLS,
STARTING THE ENGINE &
RUNNING-IN('Breaking-in)
FINAL ADJUSTMENT
CARBURETOR CLEANLINESS
BEFORE STARTING THE ENGINE
GUARANTEE
PRESSURIZED FUEL SYSTEM
CARE AND MAINTENANCE
22
O.S. GENUINE PARTS & ACCESSORIES
ENGINE EXPLODED VIEW
& ENGINE PARTS LIST
CARBURETOR EXPLODED VIEW
& PARTS LIST
THREE VIEW DRAWING
18
IF THE ENGINE FAILS TO START
CONTENTS