Important Information
This manual contains important operating and safety information. The user must carefully
read and understand the contents of this manual prior to the use of this equipment.
Safety Information ..............................................................................................................................................3
Alert Signals..................................................................................................................................................3
Warnings ......................................................................................................................................................3
Introduction..........................................................................................................................................................5
Intended Use ................................................................................................................................................5
General Usage..............................................................................................................................................5
Principles of Operation ................................................................................................................................5
General Specifications ........................................................................................................................................6
Environmental Conditions ............................................................................................................................6
Declaration of Conformity ............................................................................................................................7
Unpacking ..........................................................................................................................................................8
Installation ..........................................................................................................................................................9
Site Selection................................................................................................................................................9
Electrical Connections ..................................................................................................................................9
Operation, All Models ........................................................................................................................................10
Power Switch ..............................................................................................................................................10
Cycle Light ..................................................................................................................................................10
Door Safety Switch ....................................................................................................................................10
Single Setpoint Models and Single Setpoint Models w/OTP ............................................................................11
Single Ramp & Dwell ........................................................................................................................................16
8 Segment & 4X16 Segment Programmable Models w/OTP ..........................................................................19
Installation and Operation of Air Control ..........................................................................................................39
Installation ..................................................................................................................................................39
Operation ....................................................................................................................................................41
Furnace Loading ..............................................................................................................................................42
Maintenance and Servicing ..............................................................................................................................43
Preventive Maintenance ............................................................................................................................43
General Cleaning Instructions ....................................................................................................................43
To Replace a Heating Element ..................................................................................................................43
To Replace a Platinel II Thermocouple ......................................................................................................44
To Replace a Chromel/Alumel Thermocouple ............................................................................................45
To Replace a Solid State Relay..................................................................................................................46
To Replace a Door Switch ..........................................................................................................................46
To Realign Door Switch ..............................................................................................................................47
To Replace Controller ................................................................................................................................48
Troubleshooting ................................................................................................................................................49
Replacement Parts List ....................................................................................................................................51
Accessories.......................................................................................................................................................51a
Wiring Diagrams................................................................................................................................................52
Ordering Procedures ........................................................................................................................................56
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