Weil-McLain AFG User's Manual
Contents
1. Prepare burner amp site Inspect prepare installation sitoo 5 Preparo DUNTION ccccsessscosscaceasssedsnseissacenssicasecssataccuseacssensstsscconesesecsessesii oesoventesseceosens 5 Check adjust Z GIMONSION ccccsecssescesscescoserscssvosssececracerenscesensesearsrecssescesecseoss 6 Set head position adjusting plate V1 head only 7 Adjust pipe amp wire burner Mount burner on applianos 8 Connect fuel INOS cssecssscsccccssccscsesessossrseessncessnssssenssensvecsserseveeessencecacassssavenorore 8 Wire hpumor 8 Startup amp adjust burner Startup burner set combustion Set combustion with instruments Troubleshooting Service amp maintain burner Perform annual maintenance 10 To replace the blower vuheel 10 Replacement parts 11 Owner s information and Warranty 2 22 2 12 Be bi 7 Instruction Manual Model AFG Oil Burner Verify ratings Check certifications approvals ee e Underwriters Laboratories has certified this bumer to comply with ANSVUL No 1 or No 2 heating oil only ASTM D396 296 and has listed it for use with 1 or 2 fuel oil as specified in ASTM No 1 stove oil or No 2 furnace oil only 0396 e Low sulfur 1 and 2 fuel oils reduce heat exchanger deposits w2. e Nozzle afterdrip due to poor cutoff e Excessive draft e Incorrect air band or air shutter setting There is nozzle drip Check for e Air in supply line from oil tank to fuel pump e High vacuum Hot nozzle or oil line assembly due to improper draft misadjusted burner or blocked flueways in boiler Instruction Manual Model AFG Oil Burner Perform annual maintenance This equipment must be serviced only by a qualified service agency The apvopris bet returvents must De used Failure to do so could result in bumer or appliance failure causing potential severe personal injury death or sub stantial property damage Q Replace the oil supply line filter The line filter cartridge must be replaced to avoid contamination of the fuel unit and nozzle amp Inspect the oil supply system By Mins chaok De ekion The supply lines should be free of water sludge and other restrictions amp Remove and clean the pump strainer if applicable Replace the nozzie with an equivalent nozzle Clean and inspect the electrodes for damage replacing any that are cracked or chipped Check electrode tip settings Replace electrodes if tips are rounded Inspect the igniter spring contacts Clean the cad cell grid surface if necessary Inspect all gaskets Replace any that are damaged or would fail to seal adequately oo oooo o Clean the blower wheel air inlet air guide retention head and static plate of any lint or fore
3. 4 and 5 8 open end wrenches Do not squeeze the electrodes too tightly when handling the nozzle line assembly This could change the electrode tip settings or damage the ceramic electrode insulators Carefully check and realign electrode tips after replacing nozzle ensuring the electrode settings comply with Figure 1 Check adjust electrodes Check the electrode tip settings Adjust if necessary to comply with the dimen sions shown in Figure 1 To adjust loosen the electrode clamp screw and slide rotate electrodes as necessary Securely tighten the clamp screw when finished Figure 1 Electrode settings End view Nozzle to tip_ 5 50 gap a spat Ye SK9461 Instruction Manual Model AFG Oil Burner Z ba 7 Prepare burner amp site T Check adjust Z dimension F head Figure 2 F heads plus burner detail for all head styles see Table 2 for dimensions Static plate Welded flange A L 5 Air tube 4 Z Distance from nozzle tip to face of head Nozzle adapter a F canter of oi tube to and of zal adapter 2 1 See Figure 2 above The important Z dimension is the distance from the am p 4 face of the nozzle to the flat face of the head This distance for F heads is mee Dienenstons in Inches for ies 2 aani 1 The Z dimension is factory set for burners shipped with the air tube zre installed Even
4. Model AFG burners for WEIL McLAIN GOLD OIL series GOLD oiL High Efficiency Oil fired Boilers Instruction Manual eS DANGER This equipment must be installed adjusted and started only by a qualified service agency an individual or agency licensed and experienced with all codes and ordinances who is responsible for the installation and adjustment of the equipment The installation must comply with all local codes and ordinances and with the latest revision of the National Fire Protection Standard for Oil Burning Equip ment NFPA 31 or CSA B139 M91 WARNING Never attempt to use gasoline as a fuel for this burner it is more combustible than fuel oil and could result in a serious explosion causing severe personal injury death or substantial property damage WARNING Read all instructions before proceeding Follow all instructions completely Failure to follow these instructions could result in equipment malfunction causing severe personal injury death or substantial property damage W M Part No 550 141 754 1201 Instruction Manual Model AFG Oil Burner Z ba tt Prepare before installing Verify ratings Notice special requirements 3 Check certifications approvals 3 Be aware of hazard definitions 3 Verify burner specification number Table 1 sscscsscssessseeseseeeseseeeseneneneeesnenene 4
5. ally be 14 back from the inside wall of the combustion chamber Never allow the leading edge of the head assem bly to extend into the chamber Connect fuel lines Carefully follow the fuel unit manufacturer s literature and the latest edi tion of NFPA 31 for oil supply system specifications If this information is un available use the following basic guidelines NOTICE Fuel units with automatic bypass do not require a bypass plug The burner fuel unit is shipped without the bypass plug installed You must install this plug on two pipe oil systems DO NOT install the plug in the fuel unit if connected to a one pipe oil system Failure to comply could cause fuel unit seal failure oll leakage and potential fire and injury hazard Fuel supply level with or above burner The burner may be equipped with a single stage fuel unit for these installations Connect the fuel supply to the burner with a single supply line if you want a one pipe system making sure the bypass plug is NOT installed in the fuel unit Manual venting of the fuel unit is required on initial start up If connecting a two pipe fuel supply install the fuel unit bypass plug The oil supply inlet pressure to the fuel unit cannot exceed 3 psi Install a pressure limiting device in accordance with NFPA 31 Fuel supply below the level of the burner When the fuel supply is below the level of the burner a two pipe fuel supply system is required Depending on the fu
6. be N w Recheck the Z dimension periodically when servicing to ensure the es cutcheon plate has not been moved You will need to reset the Z dimen sion if you replace the air tube or nozzle line assembly eS aS PT ae o Se o a Set head position adjusting plate V1 head only 1 After setting Z dimension loosen head adjusting plate hex head screw and nozzle line splined nut Move the nozzle line assembly until the bumer reference indicator lines up with the head adjusting plate setting number given in Table 3 2 Tighten the hex head screw and splined nut DO NOT loosen the acorn nut when setting head position 3 The position of the head affects air flow volume and pattern For most applications the burner will perform satisfactorily with the air adjustment plate setting of Table 3 4 If combustion results indicate the need for change adjust the head position adjusting plate forward or back one position at a time to optimize combustion Table 3 Adjusting plate settings with V1 head Instruction Manual Model AFG Oil Burner Beckett Mount burner on appliance Mounting Bolt the bumer to the boiler using the factory mounted flange and gasket supplied Mounting dimensions Verify that the air tube and welded flange installed on the burner provide the correct insertion depth See Figure 2 page 6 The end of the air tube should norm
7. cLain Model GO oll boilers Follow all instructions in this burner manual the boiler manual and the fuel unit literature to Install setup and service the burner GO 2 WL 4502C 0 75 70 B 70 ES 70 AR 70 S GO 4 WL 4504C 1 25 1 25 N A N A 1 25 100 F 4 2 1 AFA4WHPW 44 10 0 80 B 80 B 80 AS GO 6 WL 4506C 1 75 1 75 1 75 1 75 NA 100 F 12 2 1 AF44XOPW 4 10 3 80 B 80 SS 80 R 80 S GO 8 WL 4508C 2 25 2 25 2 25 N A NA 100 vi j2 M 5 AFG50MK 4 10 5 60 B 45 P 60 PLP Beckett Inspect prepare installation site Chimney or vent Inspect the chimney or vent making sure it is properly sized and in good condition for use Refer to the boiler manual for details EZS Do not leave the boiler bumer operating if the vent system is not in good condition or if the vent system does not provide the required draft in the boiler combustion chamber given below under Draft regulator Failure to pro vide a correctly sized and operational vent system could result in severe personal injury death or substantial property damage Draft regulator A draft regulator barometric damper is fumished with the boiler and should be mounted in the smoke pipe between the boiler and the chimney approximately 18 to 20 inches from the boiler smoke pipe collar Adjust the draft regulator using a draft gauge inserted in a test op
8. ctric Code NFPA 70 and local codes and regulations Startup burner set combustion warninc Do not attempt to start the burner when excess fuel or vapor has accumulated in the appliance Starting the burner under these conditions could result in a puffback of hot combustion gases high smoke levels or otherwise hazardous operation 1 Open the shutoff valves in the oil supply line to the burner 2 Set air band and air shutter to the settings listed in Table 1 page 4 This is an initial setting only Additional adjustments must be made with instru ments 3 Set the thermostat substantially above room temperature 4 Close the line voltage switch to start the burner If the burner does not start within a few seconds you may have to reset the safety switch of the burner primary control 5 Bleed air from fuel unit as soon as burner motor starts rotating To bleed the fuel unit attach a clear plastic hose over the vent plug Loosen the plug and catch the oil in an empty container Tighten the plug when all air has been purged from the oil supply system if the bumer locks out on safety during bleed reset the safety switch and complete the venting procedure Note Electronic safety switches can be reset immediately others may require a three to five minute wait If burner stops after flame is established additional venting is probably required Repeat the venting procedure until the pump is primed and a flame is establishe
9. d when the vent plug is closed For R7184 primary controls see Technician s Quick Reference Guide Beckett part number 61351 for special pump priming sequence Prepare for combustion tests by drilling a 4 sampling hole in the flue pipe between the appliance and the barometric draft regulator 6 Initial air adjustment Using a smoke tester adjust the air shutter and air band if necessary to obtain a clean flame Now the additional combustion tests with instruments can be made Beckett Set combustion with instruments EAIN The combustion must be adjusted using test instruments Failure to do so could result in burner or boiler failure causing potential severe personal injury death or substantial property damage 1 Let bumer run for approximately 5 to 10 minutes 2 Set the barometric damper to result in an over fire draft between 0 01 and 0 02 inches w c over fire 3 Check oil pump pressure It must be as listed in Table 1 page 4 4 Follow these four steps to properly adjust the burner Step 1 Adjust air until a trace smoke level is achieved Step 2 At the trace of smoke level measure the CO or 0 This is the vital reference point for further adjustments Example 13 5 CO 2 6 0 Increase the air to reduce CO by 1 to 2 percentage points O will be increased by approximately 1 4 to 2 7 percentage points Example Reduce CO from 13 5 to 11 5 0 fro 2 6 to 5 3 Recheck smoke lev
10. e adapter and finger tighten Finish tightening with a 9 open end wrench Use care to avoid bending the burner head support legs or electrodes See CAUTION below 2 Ifyou remove the head to replace the nozzle type L1 or V1 heads care fully reconnect the head to the nozzle adapter making sure to butt the head support to the nozzle adapter shoulder see Figures 3 and 4 page 7 If the nozzle is already installed remove the nozzle line assembly to verify that the nozzle size and spray pattern are correct for the application See Table 1 page 4 for nozzle specifications Verify that the Ganto tip settings comply with Figure 1 below DERON Use care when removing and installing oil nozzles e Inspect the nozzle adapter before installing nozzle If it is grooved or scratched on the sealing surface replace the nozzle line assembly Otherwise oil could leak at the nozzle adapter joint causing serious combustion problems Protect the nozzle orifice and strainer when installing If the orifice gets dirt in it or is scratched the nozzle will not function properly Do not over torque the nozzle when installing This will cause deep grooves in the nozzle adapter preventing a seal when a new nozzle is installed Use a wrench or vise to hold the nozzle adapter DO NOT attempt to remove or replace nozzle without holding adapter The nozzle alignment could be seriously damaged Use a nozzle wrench that secures the adapter or use 3
11. eeding 2 Disconnect oil connector tube from nozzle line 3 Loosen the two screws securing igniter retaining clips and rotate both clips to release igniter baseplate Then tilt igniter back on its hinge 4 Remove splined nut 5 F head air tubes Remove nozzle line assembly from burner being careful not to damage the electrodes or insulators while handling To ease removal of long assemblies over 9 inches rotate assembly 180 from installed position after pulling partially out of tube 6 L1 and V1 head air tubes Slide nozzle line assembly forward further into air tube so the head clears the venturi opening Then rotate the nozzle line assembly 90 so the nozzle line end points up Pull the nozzle line assembly toward you and remove assembly from burner 7 To replace the nozzle assembly reverse the above steps Instruction Manual Model AFG Oil Burner Prepare burner continues Check install burner nozzle Make certain the nozzle is selected for the fuel unit pressure used For applications with fuel unit pressure above 100 psig the nozzle rated capacity will be less than the appliance firing rate Use only the specified spray pattern and type listed in Table 1 page 4 Failure to use the correct nozzle size and type can result in unacceptable combustion possibly causing severe personal in jury death or substantial property damage 1 Place a 4 open end wrench on the nozzle adapter Insert the nozzle into th
12. el It should be zero This procedure will result in a CO reading between 11 and 12 providing a margin of reserve air to accommodate variable conditions If the draft level has to be changed recheck the smoke and CO levels Adjust the burner air if necessary 5 Once combustion is set tighten all fasteners on air band air shutter and head adjusting plate or escutcheon plate 6 Start and stop the burner several times to ensure satisfactory operation Test the primary control and all other appliance safety controls to verify that they function according to the manufacturer s specifications Step 3 Step 4 Troubleshooting Burner does not start The primary control may not be pulling in Check for Broken wires Dirty thermostat contacts Defective thermostat Defective primary control The motor is out on thermal overload Check for Seized motor bearing e Fan locked against housing e Seized fuel pump e Defective wiring Burner starts but there is no flame after valve on delay There may be insufficient oll flow Check for e Defective fuel pump Pump strainer clogged e Defective solenoid valve e Loose coupling Air leaks in suction line Clogged or dirty nozzle e Clogged fuel filter Instruction Manual Model AFG Oil Burner Troubleshooting continued There is no ignition spark Check for Defective loose wiring connections at primary control ignitor sprin
13. el line diameter and horizontal and vertical length the installation may also require a two stage pump Consult the fuel unit manufacturer s literature for lift and vacuum capability Fuel line installation Continuous lengths of heavy wall copper tubing are recommended Always use flare fittings Never use compression fittings Always install fittings in accessible locations Fuel lines should not run against the appliance or the ceiling joists to avoid vibration noise Never use Teflon tape on any fuel fitting Tape fragments can lodge in fuel line components and fuel unit damaging the equipment and preventing proper operation Fuel line valve and filter e install two high quality shutoff valves in accessible locations on the oil supply line Locate one close to the tank and the other close to the burner upstream of the filter NOTICE Some states require these valves to be fusible handle design for protection in the event of fire We recommend this as good industry practice for all installations Install a generous capacity filter inside the building between the fuel tank shutoff valve and the burner locating both the filter and the valve close to the burner for ease of servicing Fitter should be rated for 50 microns or less Wire burner Wiring diagram Refer to wiring diagram in boiler manual for electrical connections NOTICE All wiring must be in accordance with the latest revision of Na tional Ele
14. ening between the boiler and the regu lator Set the draft regulator to obtain a boiler combustion chamber draft of approximately 0 01 to 0 02 inches w c during steady operation Combustion air supply See NFPA Standard 31 and the boiler manual for complete details If the burner is not supplied with a reliable combustion air source the burner cannot properly burn the fuel This would result in incomplete com bustion causing sooting and possible emission of carbon monoxide Severe personal injury death or substantial property damage could occur Outside air kit applications Refer to separate instruction sheet supplied with AFG outside air kit for installa tion This optional kit allows combustion air to be piped directly to the burner Part number 51747 You must install the outside air kit strictly following the Kit instal ation instructions Do not attempt to install outside air piping without using the AFG outside air kit and instructions Failure to do so could result in burner or heating appliance failure causing potential severe personal injury death or sub stantial property damage Clearances to burner and appliance e Provide space around burner and appliance for easy service and mainte nance e Check minimum clearances against those shown in the boiler manual and required by applicable building codes Prepare burner To remove or service nozzle line assembly when required 1 Tum off power to burner before proc
15. gs not touching electrodes Incorrect electrode settings Defective porcelain insulator on electrode assembly Defective igniter There is oil and spark but no flame Check for Loose dirty or defective nozzle Low pump pressure Excess air high draft Incorrect electrode settings Improper oil conditions Improper nozzle position To verify position see pages 6 and 7 Burner starts and has flame but flame goes out Primary control will shut off flame Check for e Dirty cad cell View of fire obstructed so that cad cell cannot see flame e Defective cad cell e Defective primary control e Loss of oil prime Burner starts and has a smoky flame Check for Insufficient combustion air Improper mixing of oil and air Insufficient draft Flame impingement on target wall or crown sheet of boiler Nozzle tip damaged scratched or has deposits around opening Nozzle afterdrip due to faulty solenoid or cutoff valve You hear mechanical noise from the burner Check for e Loose fan Air in oil line Defective pump gears Obstructed suction line Defective motor bearings Pump and motor shaft misaligned Defective igniter Defective primary control eee eeee You hear combustion noise Check for Insufficient draft in breeching or overfire Improper mixing of oil and air Incorrect air band or air shutter setting Loose or dirty fan There is puffback from burner Check for Delayed ignition
16. if factory set verify that the Z dimension has not been Burners for boiler model numbers changed n 888 eee eet 2 Use the following procedure to adjust the Z dimension if it is not correct GO 3 GO 5 GO 8 Tum off power to the bumer GO 6 Go 9 Disconnect the oil connector tube from the nozzle line Head type L1 F vi See Figure 2 Loosen the splined nut from the nozzle line Loosen the hex head screw securing the escutcheon plate to the bumer housing See figure numbers 3 amp 2 2 4 amp 2 Place the end of a ruler at the face of the nozzle and using a straight edge across the head measure the distance to the face of the head A A usable tube length 5 4 5 Beckett T500 gauge may also be used Slide the nozzle line forward or back until this dimension for F heads is Hi nozzle to head Ye N A ka 1 Tighten the hex head screw to secure the escutcheon plate to the burner L total tube length 5 5 chassis Then tighten the splined nut and attach the oil connector tube electrode 6 6 6 3 Recheck the Z dimension periodically when servicing to ensure the es a cutcheon plate has not been moved You will need to reset the Z dimen sion if you replace the air tube or nozzle line assembly We 1 big Q nozzie line length 5ye She 5 Morice The Beckett Z gauge part number Z 2000 is available to permit ji J checking the F head Z dimension without removing the burner fro
17. ign material If motor is not permanently lubricated oil motor with a few drops of SAE 20 nondetergent oil at each oil hole DO NOT over oil motor Excessive oiling can cause motor failure Check motor current The Amp draw should not exceed the nameplate rating by more than 10 Check all wiring for secure connections or insulation breaks Check the pump pressure and cutoff function Check primary control safety lockout timing Check ignition system for proper operation His 8 eps Sr Ci 1 Sn LATA OO fee o oooce a Cein the appliance thoroughly according to the manufacturer s recommen tions Check the burner performance Refer to the section Set combustion with instruments t is good practice to make a record of the service performed and the combustion test results 10 Becket To replace blower wheel Tum off all power to the burner before servicing Disconnect the wires to the burner motor Remove the bolts securing the blower motor to the housing Remove the blower motor and wheel Remove the existing wheel As shown at right slide the new blower wheel onto the shaft Place a 030 1 32 1 64 feeler gauge on the motor as shown Slide blower wheel toward motor until it contacts feeler gauge Rotate the wheel until the set screw is centered on the flat of the motor shaft Tighten the set screw to secure the wheel Smary 7 DO NOT use a moto
18. ith all 120 vac 60 Hz single phase burners compared to the standard fuels Reduced deposits extend the ser 5 8 Ames maximum vice interval for cleaning and improve the efficiency of the appliance over time Low sulfur fuels reduce particulate and oxides of nitrogen emissions as well The Oilheat Manufacturers Association recommends these fuels as the preferred fuels for this burner rotation ccw when facing shaft end Continuous duty rated solid state igniter State and local approvals are shown on burner rating label see below All oil burners should be installed in accordance with regulations of the See Table 1 page 4 latest revision of the National Fire Protection Association Standard NFPA 31 and in complete accordance with all local codes and authorities having juris diction Regulation of these authorities take precedence over the general instructions provided in this installation manual For recommended installation practice in Canada reference to CSA Standard B139 M91 See Table 1 page 4 11 Ye inches 12 7s inches Be aware of hazard definitions Notice special requirements Denotes presence of a hazard which if ignored will result in se req Caer eaten NODON ANTA novice Concealed damage If you discover damage to the burner or controls during unpacking notify the carrier at once and file the Denotes presence of a hazard which if ignored could result in appropriate c
19. laim severe personal injury death or substantial property damage ovice When contacting Beckett for service information Please record BAMAIGY Denotes presence of a hazard which if ignored could result in the burner serial number and have available when calling or writ minor personal injury or property damage ing You will find the serial number on the Underwriters Laborato ries label located on the left rear of the bumer or the cover mount worice Intended to bring special attention to information but not related ing plate See illustration below to personal injury or property damage MFR S SETTINGS ols om fi Generol model Model AFG Information Series Oil Burner Serial number 000408627 4405 62736 icing dote code f MINA Rating Information et ase sa an noe sa Approval agency isto g symbols _o mmen _ na m iem_ R W Beckett Corp RW Beckett manufacturer s settings RW Beckett specification number and revision Con be customized by CN individual specification Primary group State ond local approvals ond fuel oil be is Instruction Manual Model AFG Oil Burner Beckett Table 1 Verify that burner specification number on burner carton and configuration agrees with information below NOTICE The table below provides burner specifications and starting air band and air shutter settings for AFG burners applied to Weil M
20. m the appli 2 1 1 1 ance 6 Beckett Check adjust Z dimension L1 head Figure 3 Hex head screw L1 heads see Table 2 and Figure 2 for dimensions See Figure 3 The important Z dimension is the distance from the leading edge of the head to the end of the air tube This distance for L1 heads is 1 The Z dimension is factory set for burners shipped with the air tube installed Even if factory set verify that the Z dimension has not been changed 2 Use the following procedure to adjust the Z dimension if it is not correct Tum off power to the burner Disconnect the oil connector tube from the nozzle line See Figure 3 Loosen the splined nut from the nozzle line Loosen the hex head screw securing the escutcheon plate to the burner housing e Place the end of a ruler at the leading edge of the head and using a straight edge across the end of the tube measure the distance to the end of the air tube A Beckett T500 gauge may also be used e nozzle line forward or back until this dimension is 1 for L1 eads e Tighten the hex head screw to secure the escutcheon plate to the burner chassis Then tighten the splined nut and attach the oil connector tube 3 Recheck the Z dimension periodically when servicing to ensure the es cutcheon plate has not been moved You will need to reset the Z dimen sion if you replace the air tube or nozzle line assembl
21. or water leakage around the burner or appliance Weekly Check your oil tank level Always keep your oil tank full especially during the summer in order to prevent condensation of moisture on the inside surface of the tank Warranty Beckett warrants its equipment specifically to those who have purchased It for resale including your qualified service agency dealer In the event of any prob lems with your equipment or its installation you should contact your dealer for assistance The OilHeat Manufacturers Association supports the use of low sulfur fuels as defined by ASTM D396 Grades Number 1 Low Sulfur and Number 2 Low Sulfur as the preferred heating fuel for the following reasons Low sulfur fuels reduce deposits on heat exchanger surfaces extending the service interval between cleanings The reduced deposits increase the efficiency of the appliance Low sulfur fuels reduce particulate emissions Low sulfur fuels reduce oxides of nitrogen emissions AM WEIL M LAIN Form Number 6104WLAFG R1201 Weil McLain Part No 550 141 754 1201 Printed in U S A 2001 R W Beckett Corporation 12 unm
22. ould result in severe per sonal injury death or substantial property damage The following could result in fire hazard severe personal injury death or sub stantial property damage Read carefully e Never attempt to use gasoline in your heating appliance Never store gasoline or combustible materials near the burner or appliance Never attempt to burn garbage or refuse in your appliance Never attempt to light the burner appliance by throwing burning ma terial into the appliance Never attempt to use crankcase or waste oil or material other than the approved fuel oils in this burner Never restrict the air inlet openings to the burner or the combustion air ventilation openings in the room Becket Owner service and maintenance Properly installed and maintained your AFG burner will provide years of effi cient trouble free operation Please take care of your equipment by following the warnings provided and by doing the following notify your qualified service agency if you find anything wrong Annually minimum e Have your burner heating appliance serviced at least annually by your quali fied service agency as noted above Daily Check the room in which your burner appliance is installed Make sure air ventilation openings are clean and unobstructed nothing is blocking the burner inlet air openings no combustible materials are stored near the heating appliance there are no signs of oll
23. r that has endshield openings outside the blower wheel cir cumference represented by the dashed line 8 Install the motor on the bumer housing Tighten screws Reconnect motor wires 9 Restore power start the bumer and perform combustion tests Refer to Set combustion with instruments Instruction Manual Model AFG Oil Burner R7184P 1080 valve on amp motor off delay J i in Air shutter 4 slot Replacement parts 3 Note 1 These items are included in the 5877 burner housing assembly Note 2 Factory installed Please do not remove from burner p n PSC Mounting screws 1 4 20 x 7 8 note 1 Screws 10 24 x 5 16 Motor Instruction Manual Model AFG Oil Burner Service amp maintain burner Owner s information warnine This burner must be installed adjusted and started only by a quali fied service agency an individual or agency licensed and experienced with all codes and ordinances who is responsible for the installation and adjust ment of the equipment e Have your equipment inspected and adjusted at least annually by your qualified service agency to assure continued proper operation Installation and adjustment of the burner requires technical knowledge and the use of combustion test instruments Do not tamper with the unit or controls Call your qualified service agency Incorrect operation of the burner c
24. y Instruction Manual Model AFG Oil Burner Check adjust Z dimension V1 head Figure 4 V1 heads see Table 2 and Figure 2 for dimensions Side cutaway view of air tube amp head Adjusting plate detail 1 See Figure 4 The important 2 dimension is the distance from the leading edge of the head to the end of the air tube This distance for V1 heads is 1 34 The Z dimension is factory set for burners shipped with the air tube installed Even if factory set verify that the Z dimension has not been changed Use the following procedure to adjust the Z dimension if it is not correct Tum off power to the burner Disconnect the oil connector tube from the nozzle line See Figure 4 Loosen the splined nut from the nozzle line Loosen the hex head screw securing the escutcheon plate to the burner housing Loosen the acorn nut Move the head adjusting plate until the 0 lines up with the reference indicator on the housing and retighten the hex head screw Place the end of a ruler at the leading edge of the head and using a straight edge across the end of the tube measure the distance to the end of the air tube Or use a Beckett T500 gauge Slide the nozzle line forward or back until this dimension is 1 44 for V1 heads Tighten the acom nut Tighten the hex head screw to secure the escutcheon plate to the burner chassis Then tighten the splined nut and attach the oil connector tu
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