Zenoah G320PUM - User Manual

OWNER'S MANUAL
115767226 (508)
Model: G320PUM for radio control Boat
Model code: 967289101
WARNING
•This engine is designed for radio controlled boat use.
•When replacing parts, use only parts which have been certified by
Zenoah.
• Zenoah assumes that no responsibility for this engine that is modified
or used for any other applications.
• Purchaser has all responsibilities against any laws and regulations
existing in the country, Zenoah is exempt from such laws and
regulations.
• Read and completely understand this OWNER'S MANUAL before
operating this engine.

Zenoah G320PUM Specifications

General

Fuel Mix Ratio	25:1 (Gasoline:Oil)
Spark Plug	NGK CMR7H
Engine Type	2-stroke
Displacement	31.8 cc
Bore	38 mm
Stroke	28 mm
Ignition System	CDI

Summary

Safety Precautions

Engine Assembling

Engine Mounting

Screw-Propeller and Exhaust System

Fueling System

Starting and Stopping Engine

How to Start

Step-by-step instructions for starting the engine.

How to Stop The Engine

Procedure for safely shutting down the engine.

Carburetor Adjustment

Engine Break-In

Operation

Maintenance Chart

Specifications and Technical Data

Maintenance Specifications

Carburetor and Ignition System Specifications

Tightening Torque Specifications

Special Tools

Service Guide: Rotor Removal

1. REMOVING ROTOR

Steps to remove the engine rotor.

Service Guide: Rotor Assembly

2. ASSEMBLING ROTOR; IGNITION MODULE

Instructions for assembling rotor and ignition module.

Service Guide: Piston Pin Removal

3. REMOVING PISTON PIN

Procedure for removing the piston pin.

Service Guide: Piston Installation

4. INSTALLING PISTON

Correct method for installing the piston.

Service Guide: Gasket Application

5. APPLY LIQUID GASKET

How to properly apply liquid gasket.

Trouble Shooting: Engine Start Issues

1) ENGINE DOES NOT START

Diagnosing and fixing problems preventing engine start.

Trouble Shooting: Performance Issues

2) LACK OF POWER OR UNSTABLE RUNNING

Troubleshooting low power or unstable engine operation.

Parts List

Warranty Information

Scope of Application

Defines the scope of the warranty for the engine.

Limits of Warranty

Outlines what Zenoah warrants regarding engine quality.

Limits of Compensation

Details what Zenoah compensates for faults.

Term of Warranty

Specifies the duration of the warranty coverage.

Exempt from Warranty

Lists conditions under which the warranty is void.