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Summary of Contents for White Knight IMTEC ACCUHEAT 6000
- Page 1 187 E. 670 S., Kamas, UT 84036 435.783.6040 888.796.2476 https://wkfluidhandling.com AHQD D EATER YSTEMS 6000, 9000, 12000, 18000, 24000 ODELS NSTRUCTION ANUAL 10-018-0048 UMBER...
- Page 2 Dual In-Line Heater Accuheat Systems IMTEC by White Knight Fluid Handling 187 East 670 South Kamas, UT 84036 Telephone: (435) 783-6040 Fax: (435) 783 -6128 On the Web at: https://wkfluidhandling.com/ Email: support@wkfluidhandling.com COPYRIGHT© 2025 White Knight All rights reserved. Any reprinting or unauthorized use without the written permission of WK IMTEC is expressly prohibited.
- Page 3 Dual In-Line Heater Accuheat Systems Revision History Instruction Manual Revision History Date Section Description Initial release of manual. Combined Models 6000, 9000, 12000, 18000 and 05/01/25 Entire Manual 24000 into this one manual. Released new manual part number. Manual available online at wkfluidhandling.com Part No.
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Page 4: Table Of Contents
Dual In-Line Heater Accuheat Systems Table of Contents TABLE OF CONTENTS Title and Copyright Page Manual Revision History Page Preface Intended Use of this Equipment............i Intended Audience ................. i Safety Considerations................ i Environmental Information ............. ii General Safety ................ii Electrical Safety ................ - Page 5 Table of Contents Dual In-Line Heater Accuheat Systems 3 Product Inspection 3.1 Unpacking Considerations............. 3–1 3.2 Inspecting the Packaging ............3–1 3.3 Checking the Contents ............3–2 4 Installation Procedures 4.1 Emergency Off (EMO) Recommendations ......4–1 4.2 Controller Recommendations ..........4–1 4.3 Plumbing Recommendations ..........
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Page 6: Preface
Dual In-Line Heater Accuheat Systems Preface PREFACE This preface includes the following topics: • Intended use and audience • Basic safety considerations • Customer support • Conventions used in this manual • How this manual is organized • Standard WK IMTEC Accuheat warranty •... -
Page 7: Environmental Information
Preface Dual In-Line Heater Accuheat Systems Environmental Information The following laws and regulations are applicable to the operation and maintenance of WK IMTEC’s Dual Tube Accuheat Systems. • Air Emissions are regulated under the US Clean Air Act and local regulations applicable to the emissions of acids, bases and organic compounds. -
Page 8: Before Powering Up The Heater
Dual In-Line Heater Accuheat Systems Preface Before Powering Up the Heater • Understand the system's alarm indications and automatic system interlocks (refer to Section 2, Safety Requirements). • Ensure that all safety devices in the work area are properly installed and functional. Cleanroom Requirements Specific cleanroom requirements can vary widely according to the class rating, i.e., Class 10, Class 100, etc. -
Page 9: Preventive Maintenance
Preface Dual In-Line Heater Accuheat Systems Preventive Maintenance Other than a weekly visual inspection for leaking connections, there are no preventive maintenance schedules or procedures. Conventions Used in This Manual 1. The word “WARNING” when used in warning boxes is defined as: IMPROPER USE OF THIS EQUIPMENT CAN CAUSE SEVERE INJURY OR PRODUCT DAMAGE! 2. -
Page 10: How To Use This Manual
Dual In-Line Heater Accuheat Systems Preface How To Use This Manual The level of detail in this manual, and listed below, covers the necessary information to install, operate, maintain, and service Dual Tube Accuheat Systems. Instruction Manual Revision History Page: details any changes made to the manual, the date the change took place, and what specific information was changed, added or deleted. -
Page 11: Terms And Conditions
Preface Dual In-Line Heater Accuheat Systems WK IMTEC’s Accuheat In-Line Heater Limited Warranty – (Non-Warranty of Merchantability, Fitness and Limitation of Liability) Terms and Conditions 1. WK IMTEC warrants the Accuheat In-Line Heater, whether new or remanufactured, to be free from manufacturing defects in materials and workmanship for a period of two years from the date of original shipment from our factory, with the following exceptions:... -
Page 12: Warranty Exclusions
Dual In-Line Heater Accuheat Systems Preface Warranty Exclusions While other Exclusions may apply, WK IMTEC specifically does not guarantee, and accepts no responsibility for the following: • Failure caused by incorrect plumbing: for example, installing with flow opposite to the direction indicated in this manual and on the Accuheat housing, or with piping elevations that may result in vapor-lock to the outlet flow. -
Page 13: In Conclusion
viii Preface Dual In-Line Heater Accuheat Systems Packaging It is the buyer’s responsibility to retain the original packing materials or to obtain authorized replacement packing materials from WK IMTEC should the equipment ever need to be returned to the factory. In Conclusion: NOTE WK IMTEC does not warranty merchantability or fitness for any... -
Page 14: Introduction
Dual In-Line Heater Accuheat Systems Introduction 1–1 INTRODUCTION This section describes the WK IMTEC Accuheat AHQD Dual Tube series of In-Line Heaters. This series includes the Model 6000, 9000, 12000, 18000, and 24000. This section includes the following information: • Overview of Basic Models •... - Page 15 1–2 Introduction Dual In-Line Heater Accuheat Systems Product Bulletin August 10, 2009 Product Line: ACCUHEAT Models Covered: All Quartz Models Imtec has had independent laboratory life time testing of its Quartz Inline heater product line, the ACCUHEAT, for chemical compatibility of NH4OH and water at temperatures up to 60degrees centigrade,.
- Page 16 Dual In-Line Heater Accuheat Systems Introduction 1–3 Product Bulletin Sept. 29, 2009 Product Line: ACCUHEAT Models Covered: All Quartz Models WK Imtec has used an independent laboratory to perform quartz compatibility testing when using various solutions of Ammonium Hydroxide and water at temperatures up to 60 degrees centigrade. The purpose of these controlled tests was to certify NH4OH and H2O chemistries when using any of WK Imtec’s Quartz Accuheat Inline heater products.
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Page 17: Power Modulators
1–4 Introduction Dual In-Line Heater Accuheat Systems 1.1.1 Power Modulators The basic purpose of power modulators is to extend the life of the heater application. There are two options for power modulators. The standard power modulator is designed for all processing applications with an operating setpoint temperature of 375C. -
Page 18: Specifications
Dual In-Line Heater Accuheat Systems Introduction 1–5 Specifications The specifications included in this section are for general use only. A model specific drawing and schematic is included with each heater. Refer to these drawings when working with the heater. 1.2.1 Environmental Specifications Environmental Indoor use only at 5°C to 40°C Temperature... -
Page 19: Facilities Requirements
1–6 Introduction Dual In-Line Heater Accuheat Systems Facilities Requirements The following facilities requirements are model dependent. While reading this section ensure you are referencing your model. Facilities Requirements Model Accuheat Power Current Draw 208V (AC 1) 50/60 Hz. Model 6000 208V (AC 3) 50/60 Hz. -
Page 20: Safety Requirements
Dual In-Line Heater Accuheat Systems Safety Requirements 2–1 SAFETY REQUIREMENTS The following recommendations and requirements are included for personal and equipment safety. Please read them completely before installing and operating your Accuheat in-line heater system. NOTE These recommendations are advisory in scope. WK IMTEC assumes no responsibility for the correct or incorrect installation or use of this equipment in any user’s facility. -
Page 21: Electrical Safeguard Recommendations
2–2 Safety Requirements Dual Tube Accuheat Systems Electrical Safeguard Recommendations Refer to this section and the attached schematics for electrical safety information. If you are using a non-WK IMTEC controller, refer to the controller manufacturer’s documentation for electrical safety information and recommendations. The Equipment that this heater will be installed in must have a Semi S2-approved EMO circuit, where “the EMO actuator (button), when activated, must place the equipment into a safe shutdown condition,... - Page 22 Dual In-Line Heater Accuheat Systems Safety Requirements 2–3 The following warning labels are placed on the equipment. Adhere to these safety labels. Do not exceed the label’s recommend operating pressures or temperatures. The In-Line Heater must be enclosed in a secondary containment area that will hold 110% of the fluid in the entire recirculation system including the...
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Page 23: Chemical Safety Requirements
2–4 Safety Requirements Dual Tube Accuheat Systems Read, understand, follow and implement the following general warnings and cautions during the use of this system. GENERAL WARNINGS GENERAL CAUTIONS • Ensure that all protective sensors and automatic shutdowns are attached and functional. •... -
Page 24: Envirnmental Specifications
Dual In-Line Heater Accuheat Systems Safety Requirements 2–5 2.3.2 Environmental Specifications Environmental Indoor use only at 5°C to 40°C Temperature Maximum relative humidity is 80% for temperatures up Environmental to 31°C, decreasing linearly to 50% relative humidity at Humidity 40°C. Altitude Up to 2000 meters (6561.66 feet). -
Page 25: Product Inspection
Dual In-Line Heater Accuheat Systems Product Inspection 3–1 PRODUCT INSPECTION This chapter describes guidelines to follow when unpacking and inspecting the WK IMTEC Accuheat Dual Tube In-Line Heater and standard optional equipment. NOTE These guidelines have also been included with the shipping manifest attached to the outside of the shipping container. -
Page 26: Checking The Contents
3–2 Product Inspection Dual In-Line Heater Accuheat Systems CAUTION POTENTIAL EQUIPMENT DAMAGE! Keep the WK IMTEC packaging and box in which the system and any options were shipped. If the system should ever need to be returned to WK IMTEC, it must be returned in an appropriate container to minimize risk of shipping damage. -
Page 27: Installation Procedures
Dual In-Line Heater Accuheat Systems Installation Procedures 4–1 INSTALLATION PROCEDURES NOTE The information provided in this section pertains to standard Accuheat models. Certain OEM specific models may have different plumbing and electrical connections in addition to other unique attributes. Where there are discrepancies between this document and your heater refer to the drawings and schematics that came with the heater. -
Page 28: Plumbing Recommendations
4–2 Installation Procedures Dual In-Line Heater Accuheat Systems Plumbing Recommendations Dual Tube inline heaters use PFA manifolds that vary depending on the heater model. Please refer to the drawing that came with your heater to determine connection type. Never remove the manifolds and attempt to plumb directly to the quartz tubes as doing so may damage your heater and void the warranty. - Page 29 Dual In-Line Heater Accuheat Systems Installation Procedures 4–3 The tubing between the heater and pump should have a “looped” run rather than a lateral run. Looped runs decrease pump vibrations from stressing the quartz stem (Figure 4-1). Wrong Tubing Orientation Wrong Orientation.
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Page 30: Installation Procedures
4–4 Installation Procedures Dual In-Line Heater Accuheat Systems Installation Procedures Installation instructions for all Dual Tube Accuheat models are divided into these parts: • Installing the Power Modulator • Installing the Heater • Connecting the Power Modulator • Connecting the Heater Power and Sensors •... -
Page 31: Installing The Accuheat In-Line Heater
Dual In-Line Heater Accuheat Systems Installation Procedures 4–5 4.4.2 Installing the Accuheat In-Line Heater There is no specified minimum or maximum distance from the bath, but the closer the heater’s OUTLET is positioned to the bath INLET, the more stable the recirculating system will be. Minimize the overall length of the plumbing loop and insulate the plumbing lines where possible to minimize heat loss. -
Page 32: Vertical Installation
4–6 Installation Procedures Dual In-Line Heater Accuheat Systems THIS END UP FOR HORIZONTAL INSTALLATION Figure 4–3. Side view of the Heater Horizontal Orientation Installation. CAUTION POTENTIAL PRODUCT OR EQUIPMENT DAMAGE! Do not install the heater without a minimum of a 5-inch air gap clearance on all sides ⎯... -
Page 33: Connecting The Power Modulator
Dual In-Line Heater Accuheat Systems Installation Procedures 4–7 CAUTION POTENTIAL PRODUCT OR EQUIPMENT DAMAGE! Do not install the heater without a minimum of a 5-inch air gap clearance on all sides ⎯ heat buildup and / or heater failure will result. 2. -
Page 34: Connecting The Heater Power And Sensors
4–8 Installation Procedures Dual In-Line Heater Accuheat Systems Position 3 – Thermocouple Negative (TC–) ( 3 ) Position 4 – Thermocouple Positive (TC+) ( 4 ) Position 6 – Relay Labeled NORMALLY OPEN. Note, NORMALLY CLOSED when is power on ( 6 ) and less than 375 deg C Wire in series with heater control signal so that when Power Modulator relay opens above 375 deg C, power to heater is interrupted until temp reduces. -
Page 35: Connecting The Heater Plumbing
Dual In-Line Heater Accuheat Systems Installation Procedures 4–9 4.4.5 Connecting the Heater Plumbing Accuheat Dual-tube models require only two plumbing connections. It is important to follow the guidelines below. CAUTION POTENTIAL PRODUCT OR EQUIPMENT DAMAGE! When planning the plumbing route, it is important that the flow from the pump through the succeeding circuit components be in a continuing upward angle so that no downward element can serve as a vapor trap. -
Page 36: Installing The Fit-One Plumbing Nuts
4–10 Installation Procedures Dual In-Line Heater Accuheat Systems 4.4.5.1 Installing the Fit-One plumbing nuts. The Fit-One nuts need to be torqued to provide maximum security against leaks. Any 1/4" drive torque wrench with a range of at least 0-50 in.lbs. may be used. These are readily available online and in hardware stores. - Page 37 Dual In-Line Heater Accuheat Systems Installation Procedures 4–11 Figure 4–5. Heater Recommended Orientation Installation for H-Manifold, PN 10-003-0625 shown Figure 4–6. Heater Recommended Orientation Installation for F-Manifold, PN 10-003-0620 shown This concludes Section 4, Installation Procedures. Manual available online at wkfluidhandling.com Part No.
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Page 38: Operating Instructions
Dual In-Line Heater Accuheat Systems Operating Instructions 5–1 OPERATING INSTRUCTIONS This section describes the operation of a typical Accuheat Dual Tube In-Line Heater. The information includes: • Safety Precautions • Controls and Indicators • Ramp-Up • Shut-down Safety Precautions As stated in Section 2, Safety, and re-stated here for your safety: CAUTION HOT SURFACES! Surfaces may be as hot as 200°C. - Page 39 5–2 Operating Instructions Dual In-Line Heater Accuheat Systems WARNING DANGEROUS CHEMICALS MAY BE PRESENT! The In-Line Heater must be enclosed in a secondary containment area that will hold 110% of the fluid the heater in the entire recirculation loop including the process vessel. It is strongly advised that this enclosure be protected with interlocks to prevent operation if the enclosure is not properly sealed.
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Page 40: Controls And Indicators
Dual In-Line Heater Accuheat Systems Operating Instructions 5–3 GENERAL WARNINGS GENERAL CAUTIONS • Ensure that all protective sensors and automatic shutdowns are attached and functional. • Take extra care when using volatile flammables: fumes are more dangerous than liquids. • The heater’s housing is made of TFE Teflon: avoid any chemicals that could attack this material. -
Page 41: Shut-Down
5–4 Operating Instructions Dual In-Line Heater Accuheat Systems Shut-Down There are no specific procedures for shutting-down the heater, except for maintaining pump flow. Ensure that the heater power is shut down while the fluid is still recirculating, then maintain recirculation for at least three minutes to ensure withdrawal of stored heat from the heater. -
Page 42: Troubleshooting And Maintenance Procedures
Dual In-Line Heater Accuheat Systems Maintenance Procedures 6–1 TROUBLESHOOTING and MAINTENANCE PROCEDURES Troubleshooting Procedures Most problems related to heating involve a “non”-WK IMTEC supplied control system and interlock systems that are used in conjunction with the heater. Most troubleshooting is performed to determine if the heater has failed or whether the symptoms are related to an external system. - Page 43 6–2 Maintenance Procedures Dual In-Line Heater Accuheat Systems Symptom Possible Cause Check Corrective Action Visible liquid Certain chemistries will etch Immediately shut down the coming from quartz and over time create Internal Leak heater and return to WK Imtec heater pinhole leaks that may not cause for evaluation.
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Page 44: Removing The Heater
Dual In-Line Heater Accuheat Systems Maintenance Procedures 6–3 Maintenance Procedures Monthly: Check to ensure that all plumbing connections at the INLET and OUTLET are tight. NOTE There are no other maintenance procedures nor are there any periodic maintenance (PM) procedures necessary. The following information readies the heater for returning it to the WK IMTEC factory for repair. -
Page 45: Inlets And Outlets
6–4 Maintenance Procedures Dual In-Line Heater Accuheat Systems 1. Ensure all electrical power has been turned off to the heater 2. Purge, flush, and drain the entire recirculation loop and refill with DI H2O. Recirculate for 10 minutes and then drain the system. Repeat until chemical is satisfactorily diluted. -
Page 46: Obtaining A Return Authorization Number
Dual In-Line Heater Accuheat Systems Maintenance Procedures 6–5 6.4.2 Obtaining a Return Authorization Number 1. Please have the following information ready: • Serial number of the heater • Reason for the repair • Type of chemistry used with the heater •... - Page 47 6–6 Maintenance Procedures Dual In-Line Heater Accuheat Systems 9. Carefully and completely squeeze out all of the trapped air. Seal the bag with a tie-wrap. 10. Repeat steps 8 and 9 twice more, using the remaining two bags. 11. Carefully place the bagged heater into the lower molded foam section in the shipping container.
- Page 48 Dual In-Line Heater Accuheat Systems Maintenance Procedures 6–7 Manual available online at wkfluidhandling.com Part No. 10-018-0048...
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