Eclipse ExtensoJet EJ025 Скачать руководство пользователя

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Eclipse ExtensoJet

Burners

Models EJ025–EJ075

Version 2

Installation Guide 230

9/17/2008

Содержание ExtensoJet EJ025

Страница 1: ...Eclipse ExtensoJet Burners Models EJ025 EJ075 Version 2 Installation Guide 230 9 17 2008 ...

Страница 2: ... any United States patents No further warranty is expressed or implied We have made every effort to make this manual as accurate and complete as possible Should you find errors or omissions please bring them to our attention so that we may correct them In this way we hope to improve our product documentation for the benefit of our customers Please send your corrections and comments to our Marketin...

Страница 3: ...Installation Guide No 230 This document Datasheet No 230 1 through 230 3 Available for individual EJ models Required to complete installation Design Guide No 230 Used with Datasheet to design burner system Price List No 230 Used to order burners Related Documents EFE 825 Combustion Engineering Guide Eclipse bulletins and Info Guides 610 710 720 730 742 744 760 930 I 354 Purpose The purpose of this...

Страница 4: ...dures Act with great care and follow the instructions Warning Indicates hazards or unsafe practices which could result in severe personal injury or damage Act with great care and follow the instructions Caution Indicates hazards or unsafe practices which could result in damage to the machine or minor personal injury act carefully Note Indicates an important part of the text Read thoroughly If you ...

Страница 5: ...as and Air Ratio System 15 Step 1 Reset the System 15 Step 2 Set High Fire Air 16 Step 3 Set Low Fire Air 16 Step 4 Verify the Air Settings 16 Step 5 Ignite the Burners 17 Step 6 Set High Fire Gas 17 Step 7 Set Low Fire Gas 18 Step 8 Verify the Gas Settings 18 Fixed Air System 18 Step 1 Reset the System 18 Step 2 Set High Fire Air 18 Step 3 Ignite the Burners 19 Step 4 Set High Fire Gas 20 Step 5 ...

Страница 6: ...ed extended combustor using ambient combustion air The high velocity of the gases improves temperature uniformity product quality and system efficiency The gas velocity can be as high as 500 ft s The combustor comes in varying lengths from 20 inches to 56 inches The burner is designed for On Ratio Control Direct Spark Ignition Flame Rod Supervision Multiple Fuel Capability Figure 1 1 The ExtensoJe...

Страница 7: ...ot deviate from any instructions or application limits in this manual without written advice from Eclipse Read this entire manual before you attempt to start the system If you do not understand any part of the information in this manual then contact Eclipse before you continue Adjustment maintenance and troubleshooting of the mechanical and the electrical parts of this system should be done by qua...

Страница 8: ...of components are determined by the kind of control method chosen All the control methods can be found in Design Guide 230 Chapter 3 System Design Use the schematics in that chapter to build your system Limit Controls and Safety Equipment All limit controls and safety equipment must comply with the current following standards NFPA Standard 86 NFPA Standard 86C UL FM CGA EN 746 2 All applicable loc...

Страница 9: ...sartstraat 36 B 1050 Brussels Intake To admit fresh combustion air from outdoors provide an opening in the room of at least one square inch per 4 000 BTU hr If there are corrosive fumes or materials in the air then supply the burner with clean air from an uncontaminated area Exhaust Do not allow exhaust gases to accumulate in the work area Provide some positive means for exhausting them from the f...

Страница 10: ...ove the four bolts 2 Remove the rear cover 3 from the burner housing Rotate the rear cover 4 to the position that you want Put the rear cover in position against the burner housing 5 Install the four bolts 6 Reconnect the piping Make sure that the O rings show no 7 signs of damage Installing the Flame Sensor Install the flame sensor into the 1 2 NPT opening in the rear 1 cover Make sure that you c...

Страница 11: ... The burner attaches to the wall of the chamber with bolts or studs welded to chamber wall through holes C For full information on the dimensions refer to specific datasheets Figure 3 1 Burner Attachment Chamber Wall Make sure that the wall of the chamber is strong enough to carry the weight of the burner If necessary reinforce the area where you plan to install the burner to support the weight of...

Страница 12: ...s piping If you have questions consult your local gas company Straight Run of Pipe Before a Metering Orifice Note There must be a run of pipe with a straight length of at least 10 pipe diameters before the burner metering orifice If you do not do this the pressure readings will be inaccurate Pipe Connections Install a pipe union in the gas line to the burner This simplifies 1 removal of the burner...

Страница 13: ...re information refer to the section below Manual Butterfly Valves Install manual butterfly valves in accordance with Bulletin Info 1 Guide 720 Install manual butterfly valves in the gas line to the burner 2 optional Note It is recommended that there is a run of pipe with a length of at least 10 pipe diameters between any flow altering device and the metering orifice on the burner Automatic Butterf...

Страница 14: ...n After installation of the burner system components is complete the following steps should be followed in order to prepare for adjustment Set the air pressure switch so that it drops out at 4 w c 10 1 mbar below the pressure rating of the blower Set the low gas pressure switch at 4 w c 10 mbar below the 2 gas pressure measured at the inlet to the main gas valve train Set the high gas pressure swi...

Страница 15: ...must follow these steps Refer to Figure 3 1 and Figure 3 3 in the ExtensoJet Design Guide No 230 Reset the system 1 Set high fire air 2 Set low fire air 3 Verify the air settings 4 Ignite the burners 5 Set high fire gas 6 Set low fire gas 7 Verify the gas settings 8 Close these valves the automatic gas valves and the gas 1 cocks Fully open the manual air butterfly valve at each burner 2 Drive the ...

Страница 16: ...just the zone air manual butterfly valve to achieve the c target value for the first burner Measure and note the differential air pressure across the d next burner in the zone Repeat d for all the other burners in the zone if any e If all the measured differential pressures are within 0 3 f w c 0 75 mbar of each other then proceed to the next section If the variation is greater than 0 3 w c 0 75 m...

Страница 17: ...light add a 1 2 turn down on the proportionator repeat steps 7 through 11 Verify that air pressure drops have remained the same 9 If air pressure drop is too high close down the zone manual 10 air butterfly valve If air pressure drop is too low open the zone manual air 11 butterfly valve Use the gas curve from the appropriate ExtensoJet Datasheet 1 for the gas being used to find the differential g...

Страница 18: ...te When all the settings have been completed mark the position of the indicator on the butterfly valves to indicate valve position When you adjust a fixed air system for the first time you must follow these steps Reset the system 1 Set high fire air 2 Ignite the burners 3 Set high fire gas 4 Set low fire gas 5 Verify the gas settings 6 Close the automatic gas valves and the gas cocks 1 Fully open ...

Страница 19: ... other then proceed to the next section If the variation is greater than 0 3 w c 0 75 mbar it will be necessary to adjust the manual air butterfly valve at each burner to improve the balance Make sure that all the pressure taps are closed g Repeat 3 for other zones if any 4 Warning This procedure assumes that a flame monitoring control system is installed and is serviceable It also assumes that no...

Страница 20: ...ssure rating of the ratio regulator optional Drive the system to low fire 1 Measure the gas pressure drop at the first burner 2 Select the valve according to the control method 3 With high low control a Adjust the gas bypass butterfly valve see ExtensoJet Design Guide No 230 until the minimum fire that will still maintain a strong flame signal is obtained With modulating gas control b Adjust the z...

Страница 21: ...resent at each burner 4 Danger If a burner does not light and the system does not shut down automatically then you must close the main gas cock An uncontrolled flow of gas can cause fires and explosions Do not touch the ignition plug or the ignition wire when the ignition is on You will get a shock Close the following valves 1 The manual gas cock for each burner or zone The manual gas cock at the ...

Страница 22: ...rval If your environment is dirty then the intervals may be shorter Test leak test safety shut off valves for tightness of closure 1 Test air pressure switch settings by checking switch 2 movements against pressure settings and comparing with actual impulse pressure Visually check ignition cable and connectors 3 Inspect impulse piping for leaks 4 Remove clean and inspect all the burners 5 Make sur...

Страница 23: ...otors and control valves for free smooth action 5 and adjustment Check for proper operation of the ventilating equipment 6 Test the interlock sequence of all safety equipment manually 7 make each interlock fail noting that related equipment closes or stops as specified by the manufacturer Test flame monitoring control system by manually shutting off 8 gas to burner Test main fuel hand valves for o...

Страница 24: ...to the ignition transformer No ignition Open circuit between the ignition transformer and the spark plug Repair or replace the wiring to the spark plug No ignition The spark plug needs cleaning Clean the spark plug No ignition The spark plug is not correctly grounded to the burner Clean the threads of the spark plug and the burner Do not apply grease to the thread of the spark plug Too much gas Im...

Страница 25: ... filter clean or replace if required The burner is erratic and does not respond to adjustment Flame signal weak Check condition of flame monitoring device Internal damage to the burner Some parts inside the burner may be loose or dirty Contact Eclipse The burner is unstable or produces soot or smoke The air gas ratio is out of adjustment Measure all gas pressures and air pressures Compare to initi...

Страница 26: ...Eclipse ExtensoJet v2 Installation Guide No 230 9 17 2008 26 Parts Drawing Models EJ025 thru EJ075 210 60 90 170 300 70 80 40 50 130 140 30 200 ...

Страница 27: ... inch 1321 mm long burner 70 10010518 1 Gas tube for 56 inch 1422 mm long burner 80 100354 1 1 Spark rod for 20 inch 508 mm long burner 80 100354 2 1 Spark rod for 24 inch 610 mm long burner 80 100354 3 1 Spark rod for 28 inch 711 mm long burner 80 100354 4 1 Spark rod for 32 inch 813 mm long burner 80 100354 5 1 Spark rod for 36 inch 914 mm long burner 80 100354 6 1 Spark rod for 40 inch 1016 mm ...

Страница 28: ...0 2 MJ m normal BTU ft standard 2 491 x 10 2 Metric to English From To Multiply By kiloPascals kPa millibar mbar 10 meter m millimeter mm 1000 millibar mbar kiloPascals kPa 0 1 millimeter mm meter m 0 001 Metric to Metric From To Multiply By BTU hr kilowatt kW 0 293 x 10 3 cubic foot ft3 cubic meter m3 2 832 x 10 2 cubic foot hour cfh cubic meter hour m3 h 2 832 x 10 2 degrees Fahrenheit F degrees...

Страница 29: ...29 Eclipse ExtensoJet v2 Installation Guide No 230 9 17 2008 ...

Страница 30: ...Litho in U S A 230 Installation Guide 9 17 08 ...

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