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Comco MicroBlaster MB1000 - User Manual

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Operation and Service Instructions
Single Tank
MicroBlaster® MB1000
Issue Date: July 2016
This manual covers all of the variations of the MB1000 series
manufactured after July 14, 2016 (MB1000-1, MB1000-2, ETC)
Comco Inc.
2151 N. Lincoln Street
Burbank, California 91504
USA
Phone: 818-841-5500
FAX: 818-955-8365
www.comcoinc.com
Book P/N MB1245-1
File: MB1000.doc
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Summary

Section 1: The MicroBlaster MB1000

Overview

Provides a general description of the MicroBlaster, its components, and patents.

How the MicroBlaster Works

Explains the operational principles of the MicroBlaster, including air flow and modulator action.

Detail Specifications

Lists detailed technical specifications for abrasive, nozzles, air, electrical, and physical aspects.

Section 2: Getting Started

The Proper Work Area

Details requirements for the work environment, ventilation, lighting, temperature, and humidity.

Electric Power

Specifies the required electric power source and voltage for the MicroBlaster and accessories.

What You Received With Your MicroBlaster

Outlines the components included in the MicroBlaster shipment and initial checks.

Basic Components of the MicroBlaster MB1000

Describes key components like Power Switch, Handpiece, Air Pressure Regulator, Footswitch, etc.

Set-Up and Test

Provides step-by-step instructions for setting up and testing the MicroBlaster system.

Section 3: Using the MicroBlaster

The Essence of Micro-Abrasive Blasting

Discusses variables affecting blasting results, emphasizing abrasive selection.

Abrasive Selection

Covers abrasive material characteristics (hardness, shape, size) and their impact on blasting.

Tank Orifice

Explains the function of the tank orifice and provides a selection chart based on abrasive size.

Nozzle Size

Discusses the impact of nozzle size and configuration on blast pattern and cutting speed.

Nozzle Distance

Details how nozzle distance affects blast pattern, material removal, and cut definition.

Angle of Approach

Explains how nozzle angle affects blasting results, particularly for groove cutting.

Air Pressure

Describes how adjusting air pressure affects cutting speed and component wear.

Powder Flow Adjustment

Explains how the powder flow control knob adjusts media concentration for cutting speed.

General Operation of the MicroBlaster

Provides an overview of procedures before starting operation, including safety and setup checks.

Power Up

Details the steps for powering up the MicroBlaster and initial checks.

Blasting

Guides on placing the workpiece, turning on dust collector, installing nozzle, and the blasting process.

Stopping - Refilling the Tank

Instructions for shutting down the unit and safely refilling the abrasive tank.

Changing the Abrasive

Provides steps for safely emptying and refilling the abrasive tank with a new abrasive.

Section 4: Maintenance

Normal Maintenance

General notes and recommended tools for performing routine maintenance on the MicroBlaster.

Parts Subject to Normal Wear

Identifies components prone to wear, including hose, nozzles, tank orifice, and modulator.

Cabinet and Cables

Instructions for inspecting the cabinet, power cord, and footswitch cable for damage.

Leaks

Discusses identifying and addressing air leaks within the MicroBlaster system.

Auxiliary Equipment

Covers basic maintenance for dust collectors, workstations, and air dryers.

Moisture

Explains the causes and effects of moisture contamination in abrasive powder and air supply.

Section 5: Trouble-shooting and Repair

Trouble-shooting

Guides on identifying common problems like no air flow or no abrasive flow.

Customer Service

Provides contact information for Comco's customer service department for support.

How To Order Replacement Parts

Details the information required to order replacement parts and kits from Comco.

Common Problems, Causes, and Solutions

Presents tables detailing common issues, items to check, and solutions.

The Handpiece Nose

Addresses wear on the handpiece nose and provides a replacement procedure.

The Abrasive (Blue Poly) Hose

Covers wear, replacement, and procedures for the abrasive hose and its fittings.

Hose Failure at the Pinch

Discusses hose failure at the pinch point and inspection of related components.

Pinch Tube and Plunger

Details inspection and replacement of pinch tube and plunger due to abrasive wear.

Pinch Delay Adjustment

Explains the pinch delay adjustment and troubleshooting for flow control.

Inspecting and Repairing the Modulator

Provides procedures for inspecting, repairing, or replacing the modulator assembly.

Clogging

Discusses causes of clogging, likely locations (tank orifice), and solutions.

Nozzle

Addresses nozzle plugging issues, causes, and remedies.

Leaks

Explains how to detect and address air or abrasive leaks within the system.

Air Pressure Regulator Assembly

Covers indications of regulator failure and its replacement procedure.

Tank Cover

Discusses maintenance of the tank cover, its assembly, and replacement of the flapper valve.

Section 6: Optional Equipment

Workstations

Introduces Comco's micro-abrasive blasting workstations (WS2200, WS6000).

Workstation Set-Up and Operation

Details safety precautions and installation steps for the workstations.

Appendix A: Parts Lists

MAJOR ASSEMBLIES AND PRINCIPAL PARTS

Lists major assemblies and principal parts of the MicroBlaster with part numbers and quantities.

STANDARD ACCESSORY PARTS, MB1089-1

Lists standard accessory parts included in the kit with part numbers and quantities.

OPTIONAL PARTS

Lists optional parts available for the MicroBlaster, including extender tanks and orifices.

RECOMMENDED SPARE PARTS (Optional)

Provides a list of recommended spare parts for routine maintenance and replacement.

Appendix B: Drawings and Schematics

Appendix C: Workstations

Safety Precautions

Essential safety precautions for operating the workstation, including electrical and dust hazards.

Workstation Set-Up and Operation

Covers workstation installation, connecting the MicroBlaster, and basic operation.

Comco MicroBlaster MB1000 Specifications

General IconGeneral
BrandComco
ModelMicroBlaster MB1000
CategoryShot Blasting Machines
LanguageEnglish