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Despatch LFC2-12-8

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LAC/LFC Series Oven Owners Manual PREFACE
Version 1.12 1
Copyright © 2018 by Despatch Industries.
All rights reserved. No part of the contents of this manual may be reproduced, copied or transmitted in any form or by any
means including graphic, electronic, or mechanical methods or photocopying, recording, or information storage and
retrieval systems without the written permission of Despatch Industries, unless for purchaser's personal use.
ULTRAFLEX DRYING AND FIRING
FURNACE
MODELS 1000, 3615, 3630, 3640
OWNERS MANUAL
C-204
VERSION 1
10/2008
LAC/LFC SERIES OVEN WITH
PROTOCOL 3™ CONTROLLER
OWNER’S MANUAL
C-266
PN 337069
VERSION 1.12
05/2018

Table of Contents

Questions and Answers:

Despatch LFC2-12-8 Specifications

General IconGeneral
BrandDespatch
ModelLFC2-12-8
CategoryOven
LanguageEnglish

Summary

About This Manual

Important User Information

Provides essential information about the manual and its usage, including copyright and disclaimers.

Manufacturer, Model Nomenclature & Service

Model Nomenclature

Details the naming conventions for LAC and LFC series ovens, including model identification.

Service and Manual Organization

Service Information

Outlines Despatch's service capabilities, network, and contact information.

Organization of this Manual

Explains the overall structure and content of the owner's manual.

Conventions

Specifications

Dimensions

Provides physical dimensions for various LAC and LFC oven models.

Solvent Capabilities

Details the solvent handling capabilities of LAC and LFC ovens.

Capacities

Power

Solvent Capacity Details

Power Specifications

Temperature Specifications

Environmental Operating Conditions

OperatingEnvironmental Conditions Table

Safety Information

Lockout Procedures

Explains lockout/tagout requirements and procedures for safe maintenance.

Provisions for Lifting and Carrying

Maintenance and Electrical Power

Maintenance Guidelines

Outlines general maintenance practices and personnel requirements.

Electrical Power Safety

Details electrical safety precautions and warnings for maintenance.

Equipment Lockout Requirements

Disconnecting Devices

Power Requirements

Specifies power source requirements and recommendations for voltage stabilization.

Disconnecting Hard-Wired Units

Details methods for disconnecting hard-wired oven units.

Airflow Switches: Recirculation and Forced Exhaust

Theory of Operation

The LAC-8 Series Oven

Describes the design and operation of the LAC-8 oven's airflow and heating system.

LFC Specific Operation

Damper Control

Determining Damper Settings

Guides on adjusting damper settings for optimal performance based on various factors.

Exhaust Damper Control for LFC-8

The Protocol 3 Controller

Assembly & Setup

Unpack & Inspect the LAC-8 Series Oven

Provides instructions for unpacking and inspecting the oven for shipping damage.

Set-Up the LAC-8 Series Oven

Select Oven LocationOperating Environment

Guidelines for selecting a suitable operating environment for the oven.

Wiring & Power Connections

Wire LAC-8 Models 2-12 and 2-18

Control Panel and Power Connection

Operation

Load Oven

Instructions and cautions for loading items into the oven.

Pre-Startup Checklist

Operating Procedure

Start Oven

Step-by-step guide to starting the oven.

Working with Protocol 3 Operating Modes

Refers to the Protocol 3 Controller Owner's Manual for operating modes.

Maintenance

Safety Precautions

Safety warnings and PPE requirements for performing maintenance.

Maintenance Checklist

A list of essential maintenance tasks to keep the oven in good condition.

Test Airflow Switch and Purge Timer (LFC only)

Lubrication and Cleaning

Lubrication

Guidance on lubricating moving parts for smooth operation.

Cleaning the LAC-8 Series Oven

Instructions for regular cleaning of the oven interior and surfaces.

Decontaminating the LAC-8 Series Oven

Routine Tests

Check Heater LED and High Limit Function

Procedures for verifying the proper operation of the heater and high limit functions.

Recirculation and Exhaust Airflow Switch Test Operation

Detailed steps to test the airflow switches and their safety interlock function.

Checking Indicators via Circuit Board LEDs

Recirculation And Exhaust Airflow Switch Adjustment

Summary Switch Conditions

Door Adjustment

Replacement Parts

Replace the Protocol 3 Controller

Replace Heater Unit

Replace Fan Motor

Troubleshooting Symptoms

Troubleshooting with Control Panel Mounted Circuit Board

Troubleshooting Error Messages and Alarms

Standard Products Warranty

Optional MRC5000 Recorder Setup

Optional Door Interlock Switch

Optional High Limit Alarm with Alarm Silence

Optional Forced Exhaust

Optional Clean Dry Air (CDA)Nitrogen

Mechanical Drawings

Electrical Schematics

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