VERDER CARBOLITE GERO TZF 12/38/850, Installation, Operation And Maintenance Instructions

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Contents
This manual is for guidance on the use of the Carbolite Gero product specified on the
front cover. This manual should be read thoroughly before unpacking and using the
furnace or oven. The model details and serial number are shown on the back of this
manual. Use the product for the purpose for which it is intended.
1.0 Symbols and Warnings 4
1.1 Switches and Lights 4
1.2 General Warnings 4
2.0 Installation 6
2.1 Unpacking and Handling 6
2.2 Siting and Setting Up 6
2.3 Electrical Connections 9
3.0 Temperature Controller 12
4.0 Operation 13
4.1 Operating Cycle 13
4.2 Control Method 13
4.3 3-Zone Control Methods 13
A. Back-to-Back Thermocouples 14
B. Retransmission of Setpoint 14
C. Independent Control 15
4.4 General Operating Advice 15
4.5 Operator Safety 15
4.6 Tube Life 16
4.7 Pressure 16
4.8 Power Adjustment 17
4.9 Running at Low Temperatures 17
5.0 Maintenance 18
5.1 General Maintenance 18
5.2 Maintenance Schedule 18
5.2.1 Cleaning 20
5.3 Calibration 20
5.4 After-Sales Service 20
5.5 Recommended Spare Parts and Spare Parts Kit 20
6.0 Repairs and Replacements 21
6.1 Safety Warning - Disconnection from Power Supply 21
6.2 Safety Warning - Refractory Fibre Insulation 21
6.3 Temperature Controller Replacement 21
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