LBB Series Oven Owner’s Manual PREFACE
Version 20
Table of Contents
1. About This Manual............................................................................................................. 8
1.1. Important User Information..................................................................................... 8
1.2. Manufacturer & 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. Capacities .......................................................................................................... 12
1.5.3. Power................................................................................................................. 13
1.5.4. Temperature....................................................................................................... 14
1.5.5. LBB Series Oven Operating Conditions ........................................................... 14
2. Safety................................................................................................................................ 15
2.1. Safety Information................................................................................................. 15
2.1.1. Lockout.............................................................................................................. 15
2.1.1.1. Lockout Requirements................................................................................... 15
2.1.1.2. Lockout Procedure......................................................................................... 15
2.2. Provisions for Lifting and Carrying....................................................................... 16
2.3. Maintenance .......................................................................................................... 16
2.4. Electrical Power..................................................................................................... 16
2.5. Fire......................................................................................................................... 17
2.6. Equipment Lockout Requirements........................................................................ 17
2.6.1. Emergency Stop................................................................................................. 18
2.7. Disconnecting Devices.......................................................................................... 18
2.7.1. Power Requirements.......................................................................................... 18
2.7.2. Disconnecting Hard-Wired Units...................................................................... 18
2.7.3. Disconnecting Corded Units.............................................................................. 19
2.7.4. Disconnecting Units with (Optional) Disconnect Switch.................................. 19
3. Theory of Operation......................................................................................................... 20
3.1. The LBB Series Oven............................................................................................ 20
3.1.1. Oven Theory...................................................................................................... 21
3.2. Control Systems..................................................................................................... 21
3.2.1. Primary Control Instrument............................................................................... 21
3.2.2. High Limit Instrument....................................................................................... 22
3.2.2.1. Product High Limit Instrument...................................................................... 23
3.2.2.2. Oven High Limit Instrument ......................................................................... 23
3.3. The Protocol 3 Controller (Optional) .................................................................... 23
4. Assembly & Setup............................................................................................................ 24
4.1. Unpack & Inspect the LBB Series Oven............................................................... 24
4.1.1. If Damaged During Shipping ............................................................................ 24
4.2. Set-up the LBB Series Oven.................................................................................. 24
4.2.1. Select Oven Location/Operating Environment.................................................. 24
4.2.2. Set-up Procedure ............................................................................................... 25
4.2.3. Wiring & Power Connections ........................................................................... 25
5. Operation.......................................................................................................................... 28
5.1. Load Oven............................................................................................................. 28
5.2. Pre-Startup Checklist............................................................................................. 29
5.3. Operating Procedure—Standard Control Instrument ............................................ 30
5.3.1. Start Oven.......................................................................................................... 30
5.4. Working with the Control Instrument ................................................................... 32
5.4.1. Change Setpoint................................................................................................. 32
