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Summary of Contents for Eclipse Combustion RatioAir RA Series
- Page 1 Installation Guide No.115 4/7/06 RatioAir Burners RA Series Version 1...
- Page 2 Copyright 2004 by Eclipse, Inc. All rights reserved worldwide. opyright This publication is protected by federal regulation and shall not be copied, distributed, transmitted, transcribed or translated into any human or computer language, in any form or by any means, to any third parties, without the express written consent of Eclipse, Inc., Rockford, Illinois, U.S.A.
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Page 3: About This Manual
About this manual This manual has been written for people who are already uDieNCe familiar with all aspects of a nozzle-mix burner and its add-on components, also referred to as “the burner system.” These aspects are: • installation • • maintenance. -
Page 4: Document Conventions
Act carefully. Note: Indicates an important part of the text. Read thoroughly. If you need help, contact your local Eclipse Combustion oW to representative. You can also contact Eclipse Combustion at: 1665 Elmwood Rd. -
Page 5: Table Of Contents
Table of Contents About this manual ......3 Audience ........3 RatioAir Documents . -
Page 6: Introduction
Introduction The RatioAir is a nozzle-mix type burner designed for roDuCt esCriptioN direct and indirect air heating of a wide range of applications including: • Industrial ovens and furnaces • Glass Lehrs • Indirect Fired Air Heaters • RTO Incinerators •... -
Page 7: Safety
Do not deviate from any instructions or application limits described herein without written advice from Eclipse Combustion. Read the entire manual before attempting to start this system. If you do not understand any part of the information contained in this manual, contact your local Eclipse representative or Eclipse Combustion before continuing. -
Page 8: Capabilities
A regular retraining schedule should be administered to ensure operators maintain a high degree of proficiency. Order replacement parts from Eclipse Combustion only. All eplaCemeNt arts Eclipse Combustion approved, customer supplied valves or switches should carry UL, FM, CSA, CGA, and/or CE approval, where applicable. -
Page 9: Installation
Installation In this chapter you will find information and instructions needed NtroDuCtioN to install the burner and system components. aNDliNg aND torage Handling Inspect the system, being sure the components are clean and free of damage. Use the appropriate support and handling equipment when lifting the burner. - Page 10 Gas piping All gas piping must comply with all applicable local codes and/or standards, which may include: • NFPA Standard 54 • ANSI Z223 • EN 746-2 Where to get the standards The NFPA Standards are available from: National Fire Protection Agency Batterymarch Park Quincy, MA 02269 The ANSI Standards are available from:...
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Page 11: Pre-Installation Checklist
Air Supply iNstallatioN Provide an opening in the burner room of at least one square heCklist inch per 4000 BTU/hr (6 cm per 1 kW) to supply the burner intake with fresh, outdoor, combustion air. If there are corrosive fumes or materials in the surrounding air, find an uncontaminated source to supply air to the burner. - Page 12 Chamber Wall NstallatioN Make sure the chamber wall is strong enough to support CoNtiNueD the weight of the burner . If necessary, reinforce the mounting area. Burner Mounting Mount burner to chamber wall using four (4) customer supplied nuts and lock washers. Chamber insulation Alloy Combustor...
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Page 13: Gas Piping
Refractory Block 1. Be sure the gasket is installed between the burner and the block holder . 2. Be sure the gasket is installed between the block holder and the chamber wall . 3. Support the weight of the refractory block with hard brick work . - Page 14 Bypass Start Gas Piping (optional) nstall the piping as shown in the schematics using the following guidelines. • Main gas Locate the start gas solenoids 1 close to the burner. The gas shut-off must reach the burner during the trial for ignition period. valve train •...
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Page 15: Check List After Installation
To verify the system was properly installed, perform the heCk fter following checks: NstallatioN 1. Be sure there are no leaks in the gas lines. 2. Be sure all the components contained in the flame monitoring and control system are properly installed. This includes verifying that: •... -
Page 16: Adjustment, Start & Stop
Adjustment, Start & Stop In this chapter, you will find instructions on how to adjust, start, NtroDuCtioN and stop the burner system. Become familiar with burner control methods before attempting to make adjustments.. Danger: The RatioAir burners, described herein, are designed to mix fuel with air and burn the resulting mixture. - Page 17 5. Activate the pressure switches and other limit interlocks. Step 1: Reset system Be sure the switches fail as intended in the event of a (continued) power failure. Danger: If simulated limits or simulated flame failures do not shut down the fuel system within the required failure response time, immediately correct the problem before proceeding.
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Page 18: Step2: Set Low Fire Air
It may be necessary to limit control motor stroke to less than 90° if firing into a large positive or negative chamber. Contact your Eclipse Combustion representative for further information. 5. Verify high fire air a. Drive control motor to high fire, full open. -
Page 19: Step3: Ignite The Burner
Step3: Ignite the burner Ignition procedure: Warning: This procedure is written with the assumption the burner has a flame monitoring control system installed and operating. A proper purge cycle must be part of the system and purge timing should not be bypassed. Determine system layout and use the applicable ignition procedure. - Page 20 Step3: Ignite the burner Low fire start without high turndown option: Procedure A: Low fire start without high turndown option. Main gas shut-off valve train 1. Drive control motor to low fire. 2. Be sure combustion air blower is running. 3.
- Page 21 Step3: Ignite the burner Low fire start with high turndown option: Procedure B: Low fire start with high turndown option. Ratio regulator with bypass adjusting screw Main gas shut-off valve train 1. Drive control motor to low fire. 2. Be sure combustion air blower is running. 3.
- Page 22 Step3: Ignite the burner Bypass start gas without fuel orifice meter: Procedure C: Bypass start gas without fuel orifice meter. Main gas shut-off valve train 1. Drive control motor to low fire. 2. Be sure combustion air blower is running. 3.
- Page 23 Step3: Ignite the burner Bypass start gas with fuel orifice meter: Procedure D: Bypass start gas with fuel orifice meter Main gas shut-off valve train 1. Drive control motor to low fire. 2. Be sure combustion air blower is running. 3.
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Page 24: Step 4: Set Low Fire Gas (If Required)
Step 4: Set low fire gas Set low fire gas procedure: (Only required if bypass start Warning: is used.) This procedure is written with the assumption the burner has a flame monitoring control system installed and operating. A proper purge cycle must be part of the system control and purge timing should not be bypassed. - Page 25 Step4: Set low fire gas Bypass start gas with high turndown option: (continued) 1. Verify bias adjusting screw 1 on ratio regulator spring column is six full clockwise turns (360° x 6) down from the top (initial setting). 2. Open all manual shut off valves. 3.
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Page 26: Step5: Verify Settings
Step5: Verify Settings Setting verification: Note: There are no high fire gas adjustments or air adjustments when firing into a neutral chamber. However, air and gas pressures can be used to verify the burner system is properly adjusted. 1. With burner lit, drive control motor to high fire. 2. -
Page 27: Maintenance & Troubleshooting
Maintenance & Troubleshooting This chapter is divided into two sections: NtroDuCtioN • Maintenance procedures • Troubleshooting guide Preventive maintenance is the key to a reliable, safe and efficient system. The core of any preventive maintenance system is a list of periodic tasks. aiNteNaNCe Note: These are guidelines only. -
Page 28: Yearly Checklist
1. Leak test the safety shut-off valves for tightness of closure. Yearly Checklist 2. Test the pressure switch settings by checking the switch movements against pressure settings and comparing these with the actual impulse pressure. 3. Visually check igniter cable and connectors. 4. -
Page 29: Troubleshooting Procedures
roubleshootiNg roCeDures POSSIBLE CAUSE SOLUTION PROBLEM No ignition: Start-up sequence runs but Restore the power to the burner does not light. ignition transformer. • There is no power to the ignition transformer. No ignition: Repair or replace the wiring to the igniter. - Page 30 PROBLEM POSSIBLE CAUSE SOLUTION Start-up sequence runs but No flame signal: Inspect and clean sensor burner does not light. •Broken flamerod Replace if necessary (continued) •Dirty UV scanner lens No flame signal: Exchange spark plug/flamerod or • Spark plug and flamerod reversed their wiring Check RatioAir Data Sheets, Too much gas:...
- Page 31 PROBLEM POSSIBLE CAUSE SOLUTION Cannot initiate a start • Air pressure switch has not Check air pressure switch sequence. made contact. adjustment. Check air filter. Check blower rotation. Check outlet pressure from blower. Check incoming gas pressure. • High gas pressure switch has activated.
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Page 32: Illustrated Parts List
Parts List Part Description Item No. RA0025 RA0040 RA0075 RA0100 RA0200 RA0300 RA0500 RA0750 RA1000 Body 7118-1 7118-1 7046-1 3994 3994 7036-1 7111-1 7124-3 7124-3 Rear Cover 7032-1 7032-1 3998-1 3995 3995-1 7037-1 7037-2 10002812 10002812 Nozzle 7033-1,7033-3 7033-3 7133-1 3997-1 3997-1 7116-1... - Page 33 Parts List (Continued) Part Description Item No. RA0025 RA0040 RA0075 RA0100 RA0200 RA0300 RA0500 RA0750 RA1000 14689 Fitting (Plastic) (2) 19668 19668 Fitting (Braided Hose)) (2) 1494 Flare Fitting (Braided Hose) (2) Air Inlet Block, NPT 3973-3 3973-2 7108-2 3996-1 3996-1 100041 -------...
- Page 34 Parts Drawing 470 Kit 460 Kit 310 410 Eclipse RatioAir v1 - Installation Guide No. 115, 4/7/06...
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Page 35: Appendix
Appendix Metric to English. oNversioN From Multiply By aCtors cubic meter (m cubic foot (ft 35.31 cubic meter/hour (m cubic foot/hour (cfh) 35.31 degrees Celsuis (ºC) degrees Fahrenheit (ºF) (ºC x 1.8) + 32 kilogram (kg) pound (lb) 2.205 kilowatt (kW) BTU/hr 3414 meter (m) -
Page 36: Key To System Schematics
ChematiCs Symbol Appearance Name Remarks Bulletin/ Info Guide RatioAir Eclipse Combustion, Inc. Main Gas Shutoff strongly endorses NFPA as a Valve Train minimum Gas cocks are used to manually Gas Cock shut off the gas supply on both sides of the main gas shut-off valve train. - Page 37 ey to ystem ChematiCs continued Symbol Appearance Name Remarks Bulletin/ Info Guide Pressure Taps Impulse Line Eclipse RatioAir v1 - Installation Guide No. 115, 4/7/06...
- Page 38 Offered By: Power Equipment Company 2011 Williamsburg Road Richmond, Virginia 23231 Phone (804) 236-3800 (804) 236-3882 www.peconet.com...
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