Miura EX-200 - User Manual

Please ensure that operation manual is read and observed in full
by all persons working with the steam boiler.
Please also ensure that it is stored in a location where it may be
easily accessed.
INFORMATION IN THIS MANUAL MAY BE CHANGED
WITHOUT ANY NOTICE.
MIURA STEAM BOILER
OPERATION MANUAL
EX-100 EXH-200
EX-150 EXH-250
EX-200 EXH-300
EX-250 EXNH-300
EX-300
EXN-300
Operation Manual Number: T539-998-9004
Date of issue : Aug. 16, 2017

Summary

Introduction and Overview

Safety Indicators Explained

Explains warning, caution, and note symbols used in the manual for safe operation.

Boiler Design Description

Essential Boiler Water Treatment

Water Treatment Guidelines and Recommendations

Provides critical guidelines for water treatment and chemical use for boiler longevity.

Basic Precautions for Safe Operation

Pre-Use Checks

Details essential checks to perform before operating the boiler for safety.

Safe Operation Clothing Requirements

Understanding Warning Labels

Handling Abnormal Conditions

Provides immediate actions for abnormal situations like gas leaks or strange smells.

Boiler Usage Precautions

Fire Safety and First Aid Equipment

Prohibition of Unapproved Modifications

Using Boiler Controls

Fuel Selector Switch Operation

Explains how to select between gas and oil fuel for combustion.

Control Panel Items and Functions

Details the purpose and function of switches and displays on the control panel.

Operating the Boiler Display

Confirming Gauge Readings

Operating the Main Steam Valve

Preparing for Startup

Operating the Steam Boiler

Gas-Fired Boiler Startup Procedure

Step-by-step guide for starting the boiler using gas fuel.

Oil-Fired Boiler Startup Procedure

Step-by-step guide for starting the boiler using oil fuel.

In-Operation Inspection

Details checks to perform while the boiler is running for safety.

Boiler Shutdown Procedure

Step-by-step instructions for safely shutting down the boiler.

Inspection & Maintenance

Regular Maintenance Schedule and Tasks

Outlines daily, monthly, and annual inspection and cleaning tasks.

Checking the Chemical Feeder

Checking Water Softness

Checking Steam Pressure

Checking Gas Pressure

Checking Oil Pressure

Checking Combustion Condition

Blowdown and Low Water Level Interlock Test

Procedure for performing blowdown and testing the low water level safety system.

Inspecting the Safety Valve

Emphasizes regular inspection of the safety valve for proper function.

Safety Sensor Checks

Breakdown & Countermeasures

Alarm and Red Status Lamp Indicators

Explains the meaning of alarms and the red status lamp during operation.

Yellow Status Lamp Caution Indicators

Troubleshooting and Repair Actions

Provides a table of symptoms, causes, and required actions for alarms and cautions.

Bleeding Air from Feed Water Pump

Inspecting Water Level Probes

Resetting High Pressure Limit Switch

Resetting Blower Overcurrent

Bleeding Air from Oil Pump (Oil-Fired)

Appendix: Description of Functionality and Safety

Safety Devices and Alarm Conditions

Lists safety devices, abnormalities, and alarms that trigger combustion lockout.

Miura EX-200 Specifications

General

Brand	Miura
Model	EX-200
Category	Boiler
Language	English