PREFACE LAC/LFC Series Oven Owner’s Manual
4 Version 1.12
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.
Table of Contents
1. About This Manual ............................................................................................................. 7
1.1. Important User Information ..................................................................................... 7
1.2. Manufacturer, Model Nomenclature & Service ...................................................... 8
1.2.1. Model Nomenclature ........................................................................................... 8
1.2.2. Service ................................................................................................................. 9
1.3. Organization of this Manual .................................................................................... 9
1.4. Conventions ........................................................................................................... 10
1.5. Specifications ........................................................................................................ 11
1.5.1. Dimensions ........................................................................................................ 11
1.5.2. Solvent Capabilities ........................................................................................... 11
1.5.3. Capacities .......................................................................................................... 12
1.5.3.1. Solvent Capacity ............................................................................................ 13
1.5.4. Power ................................................................................................................. 13
1.5.5. Temperature ....................................................................................................... 14
1.5.6. LAC-8 Series Oven Environmental Operating Conditions ............................... 14
2. Safety ................................................................................................................................ 16
2.1. Safety Information ................................................................................................. 16
2.1.1. Lockout .............................................................................................................. 16
2.1.1.1. Lockout Requirements ................................................................................... 16
2.1.1.2. Lockout Procedure ......................................................................................... 16
2.1.2. Door and Panel .................................................................................................. 17
2.2. Provisions for Lifting and Carrying....................................................................... 17
2.3. Maintenance .......................................................................................................... 18
2.4. Electrical Power ..................................................................................................... 18
2.5. Fire ......................................................................................................................... 18
2.6. Equipment Lockout Requirements ........................................................................ 19
2.6.1. Emergency Stop ................................................................................................. 19
2.7. Disconnecting Devices .......................................................................................... 19
2.7.1. Power Requirements .......................................................................................... 19
2.7.2. Disconnecting Hard-Wired Units ...................................................................... 19
2.7.3. Disconnecting Corded Units .............................................................................. 20
2.7.4. Disconnecting Units with Optional Disconnect Switch .................................... 20
2.8. Airflow Switches: Recirculation and Forced Exhaust ........................................... 20
3. Theory of Operation ......................................................................................................... 22
3.1. The LAC-8 Series Oven ........................................................................................ 22
3.2. LFC Specific Operation ......................................................................................... 23
3.3. Damper Control ..................................................................................................... 24
3.3.1. Determining Damper Settings ........................................................................... 24
3.3.1.1. Damper Full Closed Position ......................................................................... 25
3.3.1.2. Damper Full Open Position ........................................................................... 25
3.3.1.3. Exhaust Damper Control for LFC-8 .............................................................. 25
3.3.1.4. Other Damper Settings .................................................................................. 26
3.4. The Protocol 3 Controller ...................................................................................... 26
4. Assembly & Setup ............................................................................................................ 28
4.1. Unpack & Inspect the LAC-8 Series Oven ........................................................... 28
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