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Lemmer DC7700 - User Manual

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DC-7700
WARNING..Read all instructions carefully before assembling components and operating sprayer. Incorrect procedure could result in damage to the
unit, severe personal injury and/or property damage. When spraying flammable materials, sprayer must be placed at least 20 feet from target in a well-
ventilated area. Vapours can be ignited by static discharge or electrical sparks and result in severe personal injury. LEMMER airless sprayers generate
high fluid pressure. Improper use could result in an injection injury.
OWNER'S MANUAL
DC1600, DC2000, DC3100, DC5700, DC7700
VANCOUVER • CALGARY • TORONTO • MONTRÉAL
DC-1600n
DC-3100
DC-2000
DC-5700
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Summary

Safety Precautions

Injection Hazard and High Pressure Safety

Covers warnings about high pressure and skin penetration.

Flammable Materials and Electrical Safety

Covers risks associated with flammable liquids and static electricity.

Equipment and Operational Safety

Covers safe handling of equipment, hoses, and general operation.

Shut Down Procedure

Outlines the critical steps to safely turn off the sprayer.

Thermal Reset and Electrical Requirements

Explains automatic reset and cord guidelines.

Introduction to Lemmer Sprayers

Product Specifications Overview

Details technical data for different models.

System Advantages

Highlights key benefits of Lemmer sprayer systems.

Important Operational Notices

Provides crucial warnings for safe and effective use.

Understanding Pump Components

Spray Gun Description

Details the design and safety features of the airless spray gun.

Piston Pump and Speed Reducer

Explains the pump mechanism and speed reduction system.

Motor and Pressure Control Systems

Describes the motor types and pressure regulation.

Setting Up Your Lemmer Sprayer

Tools and Setup Procedure

Lists required tools and step-by-step setup instructions.

Selecting the Right Spray Tip

Tip Selection Guide

Provides a chart for choosing tips based on paint type and fan size.

Understanding Tip Sizing and Wear

Explains tip nomenclature and the impact of wear.

Key Tip Maintenance Principles

Offers essential advice for maximizing tip and pump life.

Tip System Operation and Features

Zip Tip and Big Barrel Features

Describes the characteristics of different tip systems.

Tip Operation and Parts Lists

Guides on how to change tips and lists available parts.

Selecting Tip Size and Filter

Tip Selection Chart and Notes

Details how to choose tips based on coating and fan size.

Viscosity Measurement and Tip Wear

Explains viscosity testing and the effects of tip wear.

Key Tip Maintenance Principles

Offers essential advice for maximizing tip and pump life.

Sprayer Startup Procedure

Prime Valve Operation

Explains how to operate the prime valve for different models.

Unit Priming and Flushing

Details the process for priming and flushing the system.

Priming Unit in Paint

Describes how to prime the sprayer with paint.

Turning the Unit Off

Provides instructions for safely shutting down the sprayer.

Airless Spraying Techniques

Painting and Tip Selection

Discusses how paint type affects tip and pressure choice.

Spray Painting Method

Guides on proper gun movement for a good finish.

Helpful Painting Tips

Covers sprayer, paint, tips, filters, hose, and electrical advice.

Cleaning Your Sprayer

General Cleanup Procedure

Step-by-step guide for cleaning the sprayer after use.

Flammable Solvent Safety

Provides specific warnings for cleaning with flammable liquids.

Maintenance and Service (General)

Spray Gun and Tip Maintenance

Covers cleaning/replacing gun filters and tip lifespan.

Pump Component Maintenance

Details service for lower packings, upper packings, and check valves.

Replacing the Prime;Spray Valve

Instructions for replacing a specific pump component.

DC-3100 Service Procedures

Pump Filter and Motor Assembly

Guides on replacing the pump filter and motor.

Motor Brushes and Gears

Instructions for replacing motor brushes and gearbox gears.

Transducer Replacement

Details the process for replacing the pressure transducer.

DC-3100 Valve and Fluid Section Service

Servicing the Valves

Procedures for cleaning, reversing, or replacing valve seats.

Repacking the Fluid Section

Instructions for replacing packings in the fluid section.

DC-7700 Maintenance and Service

Motor and Gear Replacement

Covers replacing the motor assembly and gears.

Transducer Replacement

Instructions for replacing the transducer on the DC-7700.

DC-7700 Fluid Section Service

Transducer and Motor Shroud Replacement

Details replacing the transducer and motor shroud.

Repacking the Fluid Section

Instructions for repacking the fluid section using a kit.

Troubleshooting Guide

Sprayer Not Starting

Addresses issues related to the sprayer failing to start.

Paint Flow and Pressure Issues

Covers problems with low output or pressure loss.

Leakage and Spray Pattern Problems

Addresses leaks and poor spray patterns.

Other Lemmer Products

Spraying Equipment Lines

Lists various types of Lemmer sprayers and related equipment.

Spraying Accessories and Sundries

Covers accessories like hoses, tips, filters, and cleaning supplies.

Airless Equipment Accessories

Spray Tip Accessories

Lists extensions, cleaning tools, and special tips.

Gun and Hose Accessories

Covers filters, hoses, connectors, pole guns, and overalls.

Other Accessories

Includes rollers, spray hoods, gauge kits, and respirators.

L-60 Spray Gun Parts

Parts Diagram

Visual representation of the L-60 spray gun components.

Parts List

Enumerates all parts for the L-60 spray gun.

L-60 Spray Gun Overhaul

Pre-Overhaul Safety and Shutdown

Crucial safety steps before performing maintenance.

Fluid Section Disassembly and Assembly

Detailed steps for overhauling the gun's fluid section.

DC-2000 Parts and Diagrams

Parts Diagram

Visual layout of DC-2000 pump components.

Parts List with Torques

Lists DC-2000 parts and critical torque specifications.

DC-2000 Service and Maintenance

Routine and Extended Maintenance

Covers daily cleaning and replacement of worn parts.

Fluid Section Assembly

Step-by-step guide for reassembling the DC-2000 fluid section.

DC-3100;DC4600 Parts and Diagrams

Parts Diagram

Visual representation of DC-3100/DC4600 components.

Parts List

Enumerates all parts for DC-3100/DC4600.

DC-3100;DC4600 Parts List Details

Comprehensive Parts List

Continuation of the detailed parts listing for DC-3100/DC4600.

DC-7700 Parts and Diagrams

Parts Diagram

Visual layout of DC-7700 pump components.

Parts List

Lists DC-7700 parts with specifications.

DC-7700 Parts List Details

Comprehensive Parts List

Continuation of the detailed parts listing for DC-7700.

DC-1600 N Repair Kit Instructions

Fluid Section Disassembly

Steps for taking apart the DC-1600N fluid section.

Fluid Section Assembly

Steps for reassembling the DC-1600N fluid section.

General Notes

Lemmer Distribution Centres

Canadian Locations

Lists addresses and contact info for Lemmer service centres.

Lemmer Paint Spraying Equipment Warranty

Warranty Coverage and Limitations

Outlines the terms and conditions of the limited warranty.

Lemmer DC7700 Specifications

General IconGeneral
BrandLemmer
ModelDC7700
CategoryPaint Sprayer
LanguageEnglish

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