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Table of Contents
Safety ...............................................................................................................................................
Introduction ......................................................................................................................................
Qualified Personnel .........................................................................................................................
Intended Use ...................................................................................................................................
Regulations and Approvals ..............................................................................................................
Personal Safety ...............................................................................................................................
High-Pressure Fluids ......................................................................................................................
Fire Safety .......................................................................................................................................
Halogenated Hydrocarbon Solvent Hazards ..................................................................................
Action in the Event of a Malfunction ................................................................................................
Disposal ...........................................................................................................................................
Description ......................................................................................................................................
Theory of Operation .........................................................................................................................
Identifying Groups of Heaters ..........................................................................................................
NH-4 Heater Versions ......................................................................................................................
Installation .......................................................................................................................................
Location and Mounting ....................................................................................................................
Electrical ..........................................................................................................................................
Fluid Lines and Fittings..................................................................................................................
Thermometer Installation ...............................................................................................................
Filter Installation ............................................................................................................................
Thermostat Adjustment - Single Heater Installation ....................................................................
Thermostat Adjustment - Multiple Heater Installations ................................................................
Operation .......................................................................................................................................
Safety Precautions ........................................................................................................................
Startup ...........................................................................................................................................
Thermostat Adjustments ................................................................................................................
Shutdown .......................................................................................................................................
Daily Maintenance .........................................................................................................................
Troubleshooting ............................................................................................................................
Repair .............................................................................................................................................
Thermostat Replacement ..............................................................................................................
Thermostat Removal ....................................................................................................................
Thermostat Installation .................................................................................................................
Heat Limiter Replacement .............................................................................................................
Heater Cartridge Replacement ......................................................................................................
Fluid Heating Reservoir Replacement ...........................................................................................
Fluid Heating Reservoir Removal .................................................................................................
High Pressure Housing Removal − Standard Heaters Only ........................................................
Fluid Heating Reservoir Installation..............................................................................................
...........................................................................................................11
Notice
This is a Nordson Corporation publication which is protected by copyright.
Original copyright date 2013. No part of this document may be photocopied,
reproduced, or translated to another language without the prior written consent of
Nordson Corporation. The information contained in this publication is subject to
change without notice.
Trademarks
Nordson and the Nordson logo are registered trademarks of Nordson
Corporation. All other trademarks are the property of their respective owners.
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