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Royal Appliance Air Furnace User's Manual

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1. N cli R ST9103A D lt 60 SEC 90 SEC 120 150 DELAY OFF SWITCH SETTINGS DISCONNECT THE POWER SUPPLY TO THE FURNACE BEFORE OPENING THE BLOWER ACCESS DOOR TO SERVICE THE AIR FILTER FAN AND MOTOR FAILURE TO SHUT OFF POWER COULD ALLOW THE BLOWER START UNEXPECTEDLY CREATING A RISK OF DEATH OR PERSONAL INJURY Do not use the blower speed wires as a source of power to accessories as electronic air cleaners and humidifier transformers The unused motor taps auto generate sufficiently high voltages to damage accessory equipment Use the terminals provided on the 579103 EFT DO NOT START THE BURNER OR BLOWER FAN UNLESS THE BLOWER ACCESS DOOR 15 SECURELY IN PLACE Additional ST9103 Fan Timer Control information is in Appendix A Tables and in Appendix B Wiring Diagrams 19 MAINTENANCE AND SERVICE A Routine Maintenance By Home Owner Other than remembering to arrange for the annual professional servicing of the furnace by the service or installation contractor the most important routine service performed by the homeowner is to maintain the air filter or filters A dirty filter can cause the furnace to over heat fail to maintain indoor temperature during cold weather increase fuel consumption and cause component failure The furnace filter s should be inspected cleaned or replaced monthly The furnace is factory
2. edet edad ete eei dei tereti e udi sitae 4 4 Air Conditioning Applications ste de neret recente RE e dann treo na rues 6 5 EE 6 6 Chimney S 7 7 Barometric Damper Corf 8 8 9 9 Electrical Connections 9 10 10 Di OUD Em 10 12 Piping Installation eee eer Seed ve gcc cu 10 ERA EE E 11 14 OU Burner Nozzles ced center eret edere iio orco leere PD erecta parat cte 11 15 Combustion Chamber tetro zx ers EE ina eee DR Re EAR rae D xau 11 16 ec oreet arises ro Bets een tu 12 T7 Qil Burner Set neret nte ter re 12 18 Circulating Air Blower cess evs cacdei casecutecescedtecusecdueceanediveusseedtveusandtedusadtteenaltecussstteceesalteerseniters 14 19
3. If circulator fan has started it continues through the selected heat fan off delay period Burner motor is de energized and oil primary control goes into recycle mode Established flame fails If the selected heat fan off delay timing is longer than the recycle delay timing the circulator fan continues to run through the next trial for ignition Thermostat begins call for Cooling contactor is energized immediately cool G and Y terminals are energized Circulator fan is energized at cool speed Thermostat ends call for cool Cooling contactor is de energized immediately G and Y terminals are de energized b Circulator fan turns off immediately Thetmostal begins a Circulator fan is energized immediately at cooling speed fan G terminal is energized 9 SERERE Thermostat ends call for fan a Circulator is de energized immediately G terminal is de energized a Oil primary control shuts off burner Limit switch string opens b Circulator fan is energized immediately at heat speed 5179103 opens oil primary control T T connections Continued on following page 29 29733 R2 06 01 2003 Continued from last page d Circulating fan runs as long as limit string stays open Limit switch string opens continued If there is a call for cooling or fan the circulating fan switches from heating to cooling speed 19103 begins heat fan off
4. Furnace starts but cuts out requiring manually resetting the oil protector reset button Furnace starts but Low oil pump pressure cuts out requiring manually resetting Air getting into fuel oil Check fuel oil lines Replace any compression fittings lines or fuel oil line dirty found with high quality flared fittings Check for any signs clogged or in some of oil leaks Any oil leak is a potential source of air or manner defective contaminants Check burner motor If burner motor is cutting out on Defective burner motor over load determine why Replace if necessary Water or contaminants Drain fuel oil storage tank replace fuel oil Consult with oil fuel oil supplier Gently warm oil line Insulate oil line Outdoor piping size may require increased diameter the oil protector reset button Frozen oil line Continued on next page 37 29733 R2 06 01 2003 TABLE C 4 SYSTEM amp GENERAL TROUBLESHOOTING continued from previous page Electrodes out of Check electrode settings check electrodes for dirt build adjustment or defective up or cracks in porcelain Poor transformer high voltage connections or defective transformer Oil burner sputtering Abnosse Fuel oil filter clogged me fuel oil storage tank filter and or fuel oil in line Defective Check burner motor fuel oil pump coupling Check oil pump pump pressure Replace fuel oil pump if necessary Fuel oil line par
5. It is factory wired and requires minimal field wiring In the United States the wiring must be in accordance with the National Fire Protection Association NFPA 70 National Electrical Code and with local codes and regulations In Canada all field wiring should conform to CAN CSA C22 1 Canadian Electrical Code Part 1 and by local codes where they prevail The furnace should be wired to a separate and dedicated circuit in the main electrical panel however accessory equipment such as electronic air cleaners and humidifiers may be included on the furnace circuit Although a suitably located circuit breaker can be used as a service Switch a separate service switch is advisable The service switch is necessary if reaching the circuit breaker involves becoming close to the furnace or if the furnace is located between the circuit breaker and the means of entry to the furnace room The furnace switch service Switch should be clearly marked installed in an easily accessible area between the furnace and furnace room entry and be located in such a manner to reduce the likelihood that it would be mistaken as a light switch or similar device 29733 R2 06 01 2003 power requirements for the HO B Series models 120 VAC 1 60 Hz 12A 5 ton models 120 VAC 1 60 Hz 16A Accessories requiring 120 VAC power sources such as electronic air cleaners and humidifier transformers may be powered from the ST9103 EFT Do not u
6. Maintenance and Service erecti annm teta eret B coach ope Eun dete os Das eA aanita pues 15 20 Furnace Installation Set cene RE Deng tua PARERE MEAS ERE 16 21 Operating ies 17 Table 1 Beckett AF Oil Burner 18 Table A 2 Riello 40F Oil Burner 2 2 2 18 Table A 3 Direct Drive Blower 4 2 19 Table A 4 Direct Drive Blower Characteristics 19 Table A 5 Belt Drive Blower Set Up eerie erre nerunt aaraa raii aaea akanena Ea 20 Table A 6 Belt Drive Blower 4 annt nnne 20 General Dimensions etti eed b ERR Un ERE E ERR e xus ka REDE e 21 Wiring Diagram Oil Furnace With ST9103 EFT amp R7184 Control eene 22 Wiring Diagram Oil Furnace With ST9103 EFT amp Riello Oil Burner eee 23 Mn lp te 24 R7184 Detailed Sequence of tenens nn nnn 25 Ta
7. AF76BZHS 0 85 70 100 PSIG 0 85 GPH 120F 120 113 400 AF76BZHS 1 00 70 100 PSIG 1 00 GPH F0 Head required for proper combustion 2 Low Firing Rate Baffle required Beckett Part 3708 In the United States the R W Beckett AFG Burner be equipped with Beckett s Inlet Air Shut Off Beckett Part No AF A 5861 to increase efficiency It reduces the amount of air passing through the oil burner combustion chamber breeching etc up the chimney between burner cycles NOTE THE USE OF THIS CONTROL CAN OCCASIONALLY CAUSE POST COMBUSTION NOZZLE DRIP TABLE A 2 RIELLO 40F OIL BURNER SET UP RIELLO 40 F SERIES OIL BURNERS FURNACE OUTPUT BURNER PUMP FLOW STATIC MODEL BTU Hr MODEL MOD PRESSURE RATE TREND PLATE 80F 060 58 000 40 F3 0 40 60 W 160 PSIG 0 50 GPH 1 5 2 25 80F 070 73 000 40 F3 0 50 60 W 150 PSIG 0 60 GPH 1 5 2 5 80F 080 79 000 40 F3 0 60 60 W 145 PSIG 0 70 GPH 2 0 3 0 120F 090 87 000 40 F3 0 75 70 W 150 PSIG 0 75 GPH 2 0 3 52 120F 100 100 000 40 F3 0 85 70 W 150 PSIG 0 85 GPH 2 5 4 0 120F 120 118 000 40 F3 1 00 70 W 160 PSIG 0 95 GPH 3 0 6 0 18 29733 R2 06 01 2003 TABLE A 3 DIRECT DRIVE BLOWER SET UP BLOWER SET UP COOLING CAPACITY FURNACE MOTOR BLOWER 0 50inw c Htg 2 MOTOR Clg CFM MODEL HP Range HP Range 80F 060 Lo 629 972 80F 070 G10 DD Med Low Med High 79
8. E Carryover timer expires i Enters run state e Igniter turns off Combustion continues until thermostat is satisfied or R7184 detects a loss of flame and enters into Recycle Mode Thermostat is satisfied call for heat is terminated e R7184 shuts off burner motor and solenoid valve LED diagnostic light is off R7184 returns to idle state Please see flow chart on page 26 25 29733 R2 06 01 2003 IDLE STATE E R7184 SEQUENCE of THERMOSTAT CALLS FOR HEAT SAFETY CHECK FOR FLAME 5 SEC OPERATION NO FLAME BURNER MOTOR amp IGNITOR START 15 SEC SOLENOID VALVE OPENS TRIAL FOR IGNITION BURNER FLAME MONITORED REMAINS IN IDLE STATE LOCKOUT STATE R7184 Shuts off burner motor Shuts off igniter Shuts off Solenoid Valve Fast Flashes LED Diagnostic Light CARRYOVER STATE Provides continuous spark LED diagnostic light ON PRESS RESET Start Carryover Timer FLAME LOST FLAME CARRYOVER TIMER EXPIRES FLAME RECYCLE TIMER STARTS RUN STATE e lIgnitor turns off FLAME LOST R7184 THERMOSTAT SATISFIED Shuts off Solenoid Valve Shuts off Ignitor Shuts off Burner Motor Slow Flashes LED diagnostic light R7184 SHUTS OFF Burner Motor Solenoid Valve LED Diagnostic Light RETURNS TO IDLE STATE RECYCLE TIMER EXPIRES 60 SECONDS 26 29733 R2 06 01 2003 RIELLO 40F3 TROUBLESHOOTING CHART Burner Starts Burner Does Not Start Test for 120 Vac Supply a
9. Replace cad cell bracket assembly 11 Check cad cell bracket assembly Disconnect line voltage power and open line switch Remove cad cell wires from quick connect connectors on the and leave control leadwires open Apply power to device Place jumper across cad cell terminals after burner motor turns on Indicator light is off Replace R7184 NOTE Restricted Mode Limited Reset In order to limit the accumulation of unburned oil in the combustion chamber the control can be reset only 3 times after which the control locks out The reset count returns to zero each time a call for heat is successfully completed To reset from RESTRICTED press and hold the reset button for 30 seconds When the LED flashes twice the device has reset NOTE Disable function Pressing and holding the reset button will disable all functions until the button is released The will restart at the beginning of the normal heat cycle on SAFETY CHECK TABLE C 4 SYSTEM AND GENERAL TROUBLESHOOTING Furnace will not start Continued on next page Thermostat not calling for heat No power to furnace Thermostat faulty Oil primary control faulty Photo Cell wiring shorted or room light leaking into photo cell compartment Open safety switch Check thermostat and adjust Also check thermostat for accuracy if it is a mercury switch type it might be off level Check furnace switch main elec
10. construction the heat loss should be calculated on a room by room basis to enable proper sizing of the trunk and branch ducts In retrofit applications building shell overall heat loss calculation may be used In the United States Manual J titled Load Calculation published by the Air Conditioning Contractors of America describes a suitable procedure for calculating the maximum hourly heat loss In Canada the maximum hourly heat loss may be calculated in accordance with the procedures described in the manuals of the Heating Refrigeration and Conditioning Institute of Canada HRAI or by other method prescribed by authorities having jurisdiction that are suitable for local conditions 3 LOCATION OF UNIT The furnace should be located such that the flue connection to the chimney is short direct and consists of as few elbows as possible When possible the unit should be centralized with respect to the supply and return air duct work A central location minimizes the trunk duct sizing All models may be installed combustible floors Minimum installation clearances are listed in Table 1 Table 1 Clearance to Combustibles HO B All Models Horizontal 2 in 1 in 1 in Alcove 29733 R2 06 01 2003 TABLE 2 GENERAL SPECIFICATIONS BECKETT AFG BURNER INPUT OUTPUT MODEL U S GPH BTU Hr NOZZLE Delavan BURNER BURNER PUMP MODEL HEAD PRESSURE 58 100 0 50 70 W AF76BO 80F 68 00
11. delay sequence Limit switch string closes Circulating fan turns off after the selected heat fan off timing with existing call for heat ST9103 re closes oil primary control T T connections Oil primary control is energized initiating burner light off Circulator fan turns off when heat fan off delay time is complete Limit switch string closes without existing call for heat b Normal operation resumes ST9103 control is in standby mode awaiting next thermostat command Circulating fan is energized when there is no call for heat cool or fan Continuous circulating fan is connected If fan operation is required by a call for heat cool or fan the ST9103 switches off the continuous fan speed tap before energizing the other fan speed e Electronic air cleaner EAC connections are energized when Electronic Air Cleaner is the heat or cool speed of the circulator fan is energized EAC connected connections are not energized when the optional continuous fan terminal is energized a Humidifier connections are energized when the oil burner HUM Humidity control is connected P motor is energized 3 30 29733 R2 06 01 2003 R7184 LED DIAGNOSTIC LIGHT The LED diagnostic light has several functions It indicates the state or mode in which the oil burner is operating It will also indicate fault conditions and help determine cad cell resistance while the burner is operating NORMAL CONDITIONS The
12. to Appendix C Troubleshooting After 30 or 45 seconds depending on EFT as the furnace becomes warm circulation fan will start The furnace will continue to run until the thermostat call for heat is satisfied Set the thermostat below room temperature The oil burner will stop The air circulation blower will continue to run for 60 90 120 or 150 seconds after the oil burner has stopped depending on the dip switch settings To Shut Down Unit Set the thermostat to the lowest possible setting Set the manual switch if installed in the Electrical Power Supply Line to OFF NOTE If the furnace is to be shut down for an extended period of time close the oil supply valve to the oil burner DO NOT ATTEMPT TO START THE BURNER WHEN EXCESS OIL HAS ACCUMULATED WHEN THE FURNACE IS FULL OF VAPOUR OR WHEN THE COMBUSTION CHAMBER IS VERY HOT NEVER BURN GARBAGE OR PAPER IN THE FURNACE AND NEVER LEAVE PAPER OR RAGS AROUND THE UNIT 29733 R2 06 01 2003 Appendix TABLE 1 BECKETT OIL BURNER SET UP BECKETT AFG SERIES OIL BURNERS FURNACE OUTPUT BURNER NOZZLE PUMP FLOW MODEL BTU Hr MODEL PRESSURE RATE 80F 060 58 100 AF76BO 0 50 70 100 PSIG 0 50 GPH 1 2 W 80F 070 68 000 2 AF76BN 0 65 70 W 100 PSIG 0 65 GPH 80F 080 78 900 2 AF76BN 0 70 70 W 100 PSIG 0 70 GPH 700 2 Ww 120 090 87 700 AF76BZHS 0 75 70 100 PSIG 0 75 120 100 98 800
13. 0 0 65 70 W AF76BN 100 PSIG 78 900 AF76BN 4 87 700 0 75 70 120 98 800 0 85 70 AF76BZHS 100 PSIG 113 400 1 00 70 W NOTES OVER FIRE DRAFT FOR ALL MODELS IS 0 02 IN W C STATIC PLATE DIAMETER 3 3 8 inch for AF76BO and 2 3 4 inch for AF76XN RIELLO 40F3 BURNER NOZZLE Delavan AIR BAND SETTING TURBULATOR SETTING PUMP PRESSURE 58 000 0 40 60 W 80F INPUT OUTPUT MODEL U S GPH BTU Hr 0 75 73 000 0 50 60 W 79 000 0 60 60 W 87 000 0 60 60 W 1202 100 000 0 70 60 W 112 000 0 75 60 W NOTE The recommended installation clearances do not take into consideration the clearances necessary to replace the air filter or perform other routine maintenance UP FLOW INSTALLATION Both furnaces models have been assembled for installation in the up flow position Maintain all clearances to combustibles as outlined in Table 1 Suggestion as a measure to prevent fuel from accumulating locations other than the fire pot as could be the case in the event of nozzle drip install the furnace with an approximate 2 degree slope from the oil burner casing towards the fire pot Use shims made of noncombustible material Heat Exchanger Support Screw OVER FIRE DRAFT FOR ALL MODELS IS 0 02 IN W C In the upflow position the heat exchanger support screw shown in picture may be removed This may be preferable if the furnace rear pa
14. 2 1223 3 900 1150 80 080 Med High 857 1324 Med Low Med High 976 1508 Med High 1084 1676 120F 090 120F 100 G10 DD 800 1300 120F 120 1279 1977 120F 080 120 100 612 10 5 1400 1870 20 Heating Range values based on temperature rise Upper values exceed measured airflow values Table 3 Nominal Values Only I TABLE 4 DIRECT DRIVE BLOWER CHARACTERISTICS Furnace Temp Motor Rise FLA Speed External Static Pressure inches w c AT 020 030 040 050 060 070 m ED a 1368 1298 1223 1144 1046 80F 7 G10 DD 60 90 F 77 Med High 1318 1178 1108 1007 909 1173 1132 1071 993 99 86 1604 1446 1360 1245 1092 420F 7 G10 DD 55 85 F 77 Med High 1507 1425 1338 1270 1171 1035 1172 1146 1119 1064 Low 8100 71 731 690 645 597 1911 1846 1797 1729 120 y 12 1000 45 75 F 125 Med High 1764 1730 1640 1584 1526 8 1677 1658 1603 1565 1506 1424 1446 1446 1404 1315 1245 19 29733 2 06 01 2003 TABLE 5 BELT DRIVE BLOWER SET UP Model Blower Set Up Cooling Capacity HO B Motor 0 20 in w c 0 50 in w c Blower h Fan Belt Pull Pull Bonnet Output Tons CFM Range BTUH Blower Motor Turns Out Blower Motor Tu
15. Installation Operation and Maintenance Manual Oneida QUALITY FURNACES SINCE 1822 Oil Fired Warm Air Furnace HO B Series Up flow or Horizontal Model THE INSTALLATION OF THIS FURNACE SHALL BE IN ACCORDANCE WITH THE REGULATION OF AUTHORITIES HAVING JURISDICTION AND NFPA STANDARD 31 U S A OR CSA STANDARD B139 FOR YOUR SAFETY Do not store or use gasoline or other flammable vapors or liquids in the vicinity of this or any other appliance Oneida Royal Division Utica New York Please read this manual completely before beginning installation These instructions must be kept with the furnace for future reference 29733 2 06 01 2003 How to read Oneida Royal Model Number cee Cooling Airflow 3 3 Tons 4 4 Tons 2 Generation 5 5 Tons Heat Exchanger Oil Burner Mfgr A Beckett Nominal Output BTUH R Riello 80 Compact Highboy 120 Standard Highboy Blower System B Belt Drive Breech Location D Direct Drive F Front In the above example the furnace is an Oneida Royal Highboy with the 274 generation heat exchanger standard size front breeched belt drive Beckett Oil Burner 4 tons of cooling In this Installation Operation amp Maintenance Manual the models will be abbreviated as 80F for compact models and 120F for standard models 29733 R2 06 01 2003 Table of Contents TH TOM wear E E 4 PAMELA 4 3 Location of
16. LARGED TUP VIEW CN6 0 IO DELAY OFF EQUIPPED MEN SWITCH BURNER RELAY Ti DIL PRIMARY CONTROL FLAME DETECTOR b by COOLING CONTACTOR el AIR CONDITIONER CAR CEEE IF USED 29733 R2 06 01 2003 WIRING NOTES HO B SERIES OIL FURNACE CONTINUOUS FAN OPERATION The ST9103 EFT has provisions to run the blower motor continuously on a speed lower than the cooling or heating speeds On a call for cooling the fan motor will switch to cooling speed and on a call for heating the fan will switch to heating speed each over riding the continuous low speed fan To obtain continuous low speed fan route a 16 gauge stranded type TEW 105 C wire from the CONT Terminal on the ST9103 EFT to the low speed or medium low speed motor terminal Both wire ends will require inch quick connects also known as Faston connectors or spade connectors For additional control over the continuous low speed fan circuit a SPST toggle switch may be wired in series between the motor terminal and the ST9103 terminal The continuous low speed fan operation operates at 115 vac Use appropriate wiring methods to prevent electrical shock TURN OFF ELECTRICAL POWER THE FURNACE WHEN SERVICING OR ALTERING FURNACE WIRING FAILURE TO DO SO MAY RESULT IN SEVERE PERSONAL DEATH INJURY PROPERTY DAMAGE OR ACCESSORIES The ST9103 EFT has pro
17. LED diagnostic light will turn on when the burner enters the carryover state the point at which ignition spark is on and will remain on through the run state where the ignition spark is terminated but the burner continues to fire The LED diagnostic light will turn off at the end of the burner cycle as the R7184 enters the idle state and will remain off until the next heating cycle FAULT CONDITIONS If the LED diagnostic light is flashing quickly 1 Hz gt second on gt second off the R7184 is in the lockout state or in restricted mode To exit the lockout state press the reset button If the LED diagnostic light is flashing slowly 74 Hz 2 seconds on 2 seconds off the R7184 is in the recycle state This indicates that flame sensing was lost after the lockout timer expired during the ignition carryover state The R7184 will return to the idle state within 60 seconds CAD CELL CONDITION If the LED diagnostic light is off the cad cell is not sensing flame If the LED diagnostic light is on the cad cell is sensing flame or viewing ambient light The resistance of the cad cell may be checked while the R7184 is in the run state by pressing the reset button The LED diagnostic light will flash the following code TABLE C 2 CAD CELL RESISTANCE Flashes Resistance in Ohms Less than 400 Between 400 800 Between 800 1600 Between 1600 5000 Troubleshooting IMPORTANT Due to the potential ha
18. NSFORMER TERMINAL PROVIDED TERMINAL NOT PROVIDED BLACK 4 998 BK LJ BL BLUE BR BROWN GR GREEN OR ORANGE RD RED VI VIOLET WH WHITE YL YELLOW GND GROUND STARTING CAPACITOR AUXILIARY LIMIT CIF EQUIPPED LIMIT LOW SPEED FAN SWITCH OPTIONAL BK WH IR Yi L DELAY DFF E EQUIPPED Hm cO UM SWITCH FOR FACTORY SET HEATING SPEED TYPICAL THERMOSTAT RELAY OFF f SEE ATTACHED LABEL DIL PRIMARY CONTROL CAD VALVE Le INTERUPTED CEL 0 VALVE IGNITOR 60 Sec 90 Sec 120 Sec 150 Sec COOLING DELAY OFF DIP SWITCH SETTINGS CONTACTOR AIR 150 SEC OFF DELAY RECOMMENDED CONDITIONER IF USED gt 22 29733 R2 06 01 2003 WIRING DIAGRAM OIL FURNACE WITH 579103 EFT amp RIELLO OIL BURNER BELT DRIVE MOTOR FACTURY WIRING CONNECTION DETAIL FIELD WIRING GROUND TERMINAL PROVIDED TERMINAL NOT PROVIDED BLACK BLUE BROWN GREEN ORANGE RED VIOLET WHITE YELLOW GROUND STARTING CAPACITOR AUXILIARY LIMIT CIF EQUIPPED LIMIT LOW SPEED FAN SWITCH COP TIONAL gt FOR FACTORY SET HEATING SPEED TYPICAL THERMOSTAT SEE ATTACHED LABEL 60 Sec 90 Sec 120 Sec 150 Sec DELAY OFF DIP SWITCH SETTINGS 150 SEC OFF DELAY RECOMMENDED 23 Appendix B WIRING Li SUPPLY 120 VAC 60 HZ FUSED DISCONNECT DN HOT LEG A H ma O ND EN
19. OBLEMS PERSIST CALL YOUR SERVICE CONTRACTOR 18 CIRCULATING AIR BLOWER DIRECT DRIVE The HO B furnaces may be equipped with a direct drive blower system Direct drive blower speed adjustments are not normally required in properly sized extended plenum duct systems The motor RPM and air CFM delivery will vary automatically to accommodate conditions within the usual range of external static pressures typical of residential duct systems Under sized duct systems may require a higher blower speed to obtain a reasonable system temperature rise Some older duct systems were not designed to provide static pressure They typically feature special reducing fittings at each branch run and lack block ends on the trunk ducts These systems may require modification to provide some resistance to the airflow to prevent over amping of the direct drive blower motor Selecting a lower blower speed may correct this problem Direct drive blower speeds are adjusted by changing the hot wires to the motor winding connections Please refer to wiring diagram in Appendix B or the wiring diagram label affixed to the furnace THE NEUTRAL WIRE normally the white wire IS NEVER MOVED TO ADJUST THE BLOWER SPEED DO NOT CONNECT POWER LEADS BETWEEN MOTOR SPEEDS THE NEUTRAL WIRE MUST ALWAYS BE CONNECTED TO THE MOTOR S DESIGNATED NEUTRAL TERMINAL It is possible and acceptable to use a single blower speed for both heating and cooling modes T
20. Series Furnace is certified for multiple firing rates of 87 000 113 400 BTU hr By changing the oil burner nozzle within the specific Model Range and temperature rise the furnace may be fired at an ideal rate for a wide range of structures Table 6 Nozzles Beckett Oil Burner ALT 50 70 W 65 70 W A 15 COMBUSTION CHAMBER This furnace is equipped with an efficient cerafelt combustion chamber It is held in place by a retaining bracket 29733 R2 06 01 2003 CHECK THE ALIGNMENT OF THE COMBUSTION CHAMBER AND OIL BURNER BEFORE FIRING IT IS POSSIBLE FOR THE COMBUSTION CHAMBER TO SHIFT IF SUBJECTED TO ROUGH HANDLING DURING TRANSIT The cerafelt combustion chamber is quite soft initially After firing it becomes very brittle Be sure to do all alignment and positioning adjustments before the first firing The combustion chamber should be inspected for damage or carbon build up whenever the oil burner is removed for repairs or routine maintenance BEFORE OPERATING THE FURNACE CHECK BURNER ALIGNMENT WITH COMBUSTION CHAMBER THE END CONE OF THE AIR TUBE MUST BE CENTRED TO THE ACCOMODATING RING PROVIDED IN THE DESIGN OF THE COMBUSTION CHAMBER ADJUST ALIGNMENT AND AMULET POSITION RIELLO BURNER AS NECESSARY BEFORE FIRST FIRING 16 BURNER ELECTRODES Correct positioning of the electrode tips with respect to each other to the fuel oil nozzle and to the rest of the burners is essenti
21. Use a duct temperature Defective high limit thermometer to assess accuracy of limit control Check control for obstructions to airflow around limit switch bi metal elements Replace control if necessary Under sized nozzle Check nozzle If problem is not caused by air flow problems use larger nozzle if permitted by rating plate Blower fan motor Check blower fan motor amperage draw Check motor stopping intermittently on ventilation ports clean if necessary Replace motor if overload necessary motor Stopping Check burner motor Replace if necessary intermittently on overload Home does not heat Improper distribution of This is not likely to be a furnace problem Balance duct evenly heat system Clean or replace air filter Supply air temperature too hot Check all dampers Open closed dampers including Insufficient airflow registers in unused rooms Check system temperature rise If temperature rise is too high speed up blower fan Check system temperature rise Slow down blower fan if Excess airflow temperature too cool Check supply air ductwork Seal leaky joints and seams Insulate ductwork if necessary Increase differential between fan control fan off and Supply air Fan control fan on fan on settings LA064B L6064A fan limit controls temperature too Setting too low only no adjustments available for L4064W fan limit during first moments control Regis
22. al for smooth light ups and proper operation Beckett Oil Burner The electrode tips should be adjusted to a gap of 5 32 1 16 ahead of the nozzle 5 16 above the centerline of the nozzle The Z dimension front edge of the burner head to the front face of the nozzle is 1 1 8 inches Riello Oil Burner The electrode tips should be adjusted to a gap of 5 32 3 32 ahead of the nozzle 13 64 above the centerline of the nozzle The electrode porcelains should be free of cracks the electrode tips should be tapered and free of burrs and the contact rods must be clean and be in firm contact with the ignition transformer contact springs The electrodes must not come into contact with the burner head 17 OIL BURNER SET UP The burner air supply is adjusted to maintain the fuel to air ratio to obtain ideal combustion conditions A lack of air causes soft and sooty flames resulting in soot 12 build up throughout the heat exchanger passages Excess combustion air causes a bright roaring fire and high stack temperatures resulting in poor fuel efficiency PREPARATIONS Drill a 74 test port in the venting ideally at least 2 flue pipe diameters away from the furnace breeching if venting horizontally from the furnace or from the flue pipe elbow if venting vertically before reaching the furnace see Figures 5 and 6 The test port will allow flue gas samples to be taken and stack temperatures to be mea
23. and oil line valve Check for filter blockage combustion chamber or seized oil pump Check indicator liaht aft Indicator light is on until eck Indicator light after the control locks out and flame is established but starts flashing during Replace R7184 before oil primary control lockout locks out Indicator light stays off Go to step 9 Continued on next page 34 29733 R2 06 01 2003 Table 3 R7184 Troubleshooting continued from previous 9 Check cad cell sighting Burner locks out Go to step 10 for view of flame e Disconnect line voltage power and open line switch Unplug cad cell and clean cad cell face with soft cloth Check sighting for clear view Burner keeps running System is OK of flame Replace cad cell in socket Reconnect line voltage power and close line switch e Start burner Check cad cell Indicator light is on Remount control onto burner housing Go to step 6 e Disconnect line voltage power and open line switch Remove existing cad cell and replace with new cad cell Disconnect all wires from thermostat terminals to ensure Indicator light is off Go to step 11 that there is no call for heat Reconnect line voltage power and close line switch Expose new cad cell to bright light such as a flashlight Continued on next page 35 29733 R2 06 01 2003 Table 3 Troubleshooting continued from previous page Indicator light is on
24. ble 1 ST9103 Detailed Sequence 4 44444 2 29 R7184 LED Diagnostic Light ree iere rere re neo HE Re 31 2 Cad RESISTANCE T inc ear ATA 31 Table C 3 R7184 Troubleshooting esee innen 32 Table C 4 System and General Troubleshooting eren 36 3 29733 2 06 01 2003 SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE 1 INTRODUCTION Please read these instructions completely and carefully before installing and operating the furnace The furnace must be installed and set up by a qualified contractor MODEL 80F Model 80F is an oil fired upflow forced air furnace with an output capacity range of 58 100 BTU Hr to 78 900 BTU Hr The 80F furnace equipped with a direct drive blower may be installed in both horizontal positions MODEL 120F Model 120F is an oil fired upflow forced air furnace with an output capacity range of 87 700 BTU Hr to 113 400 BTU Hr The 120F furnace equipped with a direct drive blower may be installed in both horizontal positions NOTE Furnace models equipped with belt drive blowers are n
25. d by the furnace shall not pass through a refrigeration unit unless the unit is specifically approved for such service The blower speed must be checked and adjusted to compensate for the pressure drop caused by the evaporator coil Refer to Appendix B for recommended wiring and electrical connections of the air conditioning controls 5 COMBUSTION AIR When a furnace is installed in the full basement of a typical frame or brick house infiltration is normally adequate to provide air for combustion and draft operation If the furnace is installed in a closet or utility room two 2 ventilation openings must be provided connecting to a well ventilated space full basement living room or other room opening thereto but not a bedroom or bathroom One opening shall be located 6 from the top and bottom of the enclosure at the front of the furnace For furnaces located in buildings of unusually tight construction such as those with high quality weather stripping caulking windows and doors or storm sashed windows or where basement windows are well sealed a permanent opening communicating with a well ventilated attic or with the outdoors shall be provided using a duct if necessary Size all of the openings and associated ductwork by the standards provided in the latest Oil Installation Code editions NFPA 31 in the United States CAN CSA B139 in Canada Take all fuel burning appliances in the area into consideration when calculating combu
26. d take corrective action If the chimney is found to be sized correctly and in good repair it will probably be necessary to re evaluate the availability of combustion and ventilation air and take corrective action The flue pipe should be as short as possible with horizontal pipes sloping upward toward the chimney at a rate of one quarter inch to the foot The flue pipe should not be smaller in cross sectional area than the flue collar on the furnace The flue pipe should connect to the chimney such that the flue pipe extends into and terminates flush with the inside surface of the chimney liner Seal the joint between the pipe and the lining The chimney outlet should be at least two feet above the highest point of a peaked roof All unused chimney openings should be closed Chimneys must conform to local provincial or state codes or in the absence of local regulations to the requirements of the National Building Code See Figure 2 and Table 3 for common chimney problems and their remedies THE FURNACE MUST BE CONNECTED TO A FLUE HAVING SUFFICIENT DRAFT AT ALL TIMES TO ENSURE SAFE AND PROPER OPERATION OF THE APPLIANCE The flue pipe must not be routed through concealed space because it must be visually checked for signs of deterioration during the annual inspection and servicing The flue pipe must not pass through any floor or ceiling but may pass through a wall where suitable fire protection provisions have been installed Refe
27. driver Troubleshooting is done with the system powered Be 0 voltmeter 0 150 vac careful to observe all necessary precautions to prevent electrical shock or equipment damage o insulated jumper wires with both ends stripped ma Preliminary Checks 1 Make sure that limit switches are closed and that contacts are clean 2 Check for line voltage power on the oil primary control black and white lead wires 3 Refer to Table 4 5 for further troubleshooting information TABLE C 3 R7184 TROUBLESHOOTING Condition Burner motor does not start when there is a call for heat Check that limit switches are closed and contacts are clean This includes the burner motor reset button Check for line voltage power at the oil primary control Voltage should be 120 Vac between the black and white lead wires on the oil primary control Check indicator light with Indicator light is on Cad cell is defective sees external light or burner off no call for heat connections have shorted Go to step 4 no flame Indicator light is off Go to step 5 Eliminate external light source or permanently Indicator light turns off shield cad cell Replace cad cell with new cad cell and recheck Shield cad cell from If indicator light does not turn off remove external light yellow leadwires from R7184 and recheck Indicator light stays on If indicator light is still on replace the R7184 control If the indicato
28. e ee SUME Riello Oil Burners Ur Two Pipe Tubing Tubing Tubing Tubing 1 5 330 30 65 130 90 330 5 0 295 230 h T Hn 2208 ee ee ee 100 For additional information see the installation information sheet included in the documents envelope or affixed to the oil burner NOTE Both the Beckett and Riello oil burners require the use of a bypass plug when converting from single pipe to two pipe oil piping systems See burner manufacturer s instructions NOTE The Riello oil burner is manufactured with British Parallel Thread pump ports Adapters are supplied with the oil burner to convert from British Parallel Thread to NPT National Pipe Thread Direct connection of NPT fittings to the Riello oil burner ports will result in damage to the pump body This also applies to pressure and vacuum gauges See Riello manual 13 OIL FILTER All fuel systems should include an oil filter between the fuel oil storage tank and the oil burner For best results install the oil filter as close to the burner as possible When using an indoor oil tank the oil filter may be installed at the tank downstream from the shut off valve If firing the furnace under the 0 65 gph rate a 7 to 10 micron line filter should be installed as close to the oil burner as possible 14 OIL BURNER NOZZLES The 80F Series furnace is certified for multiple firing rates ranging from 58 100 to 78 900 BTU hr while the 120F
29. e system with gravity feed or lift The maximum allowable lift on a single line system is 8 feet Lift should be measured from the bottom outlet of the tank to the inlet of the burner Sizing a single line system is complex because of the difficulty estimating the pressure drop through each fitting bend and component in the line In general keep single line systems short as possible If the furnace is to be installed in a suspended position a two pipe system may be the better alternative 2 stage oil pumps are not available for either the Beckett or Riello burner The following chart shows the allowable line lengths horizontal vertical for single and two stage oil pumps All distances are in feet In retrofit applications where an existing oil line system is in place a vacuum check will help determine the efficacy of the existing oil line system The vacuum in a system featuring a Beckett burner should not exceed 6 Hg for a single pipe system nor 12 Hg for a two pipe system The vacuum in a system featuring a Riello burner should not exceed 6 Hg for a single pipe system nor 11 44 Hg for a two pipe system Table 5 Oil Lines Copper Tubing Oil Line Lengths Feet Beckett Oil Burner m Two Pipe Tubing Tubing Tubing Tubing 5 100 68 100 100 100 41 100 60 100 100 100 100 2 99 5 100 100 17 68 45 100 100 100 100 100 uses sse e ideas 20 gt ssec ee ee
30. ed steady state conditions This is the point at which the supply air temperature stops increasing relative to the return air temperature The furnace may have to run 10 to 15 minutes to reach steady state conditions The measurements may be made with duct thermometers or thermocouples used in conjunction with multi meters with temperature measurement capabilities The return air should be measured at a point where the thermometer will be well within the air stream near the furnace return air inlet Actual location is not particularly critical however avoid locations where the temperature readings could be affected by humidifier bypass ducts the inside radius of elbows etc The supply air temperature should be measured at a point where the thermometer will be well within the air stream near the furnace supply air outlet Usually the side mid point of the supply air plenum take off is ideal providing it is out of the line of sight to the heat exchanger If the thermometer is within the line of sight of the heat exchanger the supply air readings may be skewed by radiant heat from the heat exchanger If the plenum take off is unsuitable the supply air temperature may be measured within the first 18 inches of the first segment of supply air trunk duct If the temperature rise is outside the recommended range it may be adjusted on direct drive equipped units by selecting alternate circulation fan motor speeds or on belt drive equipped un
31. equipped with a semi permanent type filter If the filter 15 damaged replace with filters of the same size and type During the routine service inspect the general condition of the furnace watching for signs of oil leaks in the vicinity of the oil burner soot forming on any external part of the furnace soot forming around the joints in the vent pipe etc If any of these conditions are present please advice your service or installation contractor 29733 R2 06 01 2003 Annual Service By Contractor THE COMBUSTION CHAMBER FIREPOT IS FRAGILE USE CARE WHEN INSPECTING AND CLEANING THIS AREA The heat exchanger should be inspected periodically and cleaned if necessary if cleaning is necessary SHUT OFF POWER TO THE FURNACE and remove the burner Using a stiff brush with a wire handle brush off scale and soot from inside the drum and flue pipe To clean the radiator remove the round covers on the inner radiator access pipes located on the front panel between the oil burner and the flue pipe A wire brush can be used to loosen dirt and debris on the inside surfaces of the radiator Clean out all accumulated dirt soot and debris with a wire handled brush and an industrial vacuum cleaner Replace the clean out covers Most circulating fan motors are permanently lubricated by the motor manufacturer These motors will have no oil ports If the blower motor does contain oil ports under normal operating conditions it will not req
32. erminate with an appropriate vent cap in a location where it will not be blocked The fill pipe must be no less than 2 inches 1 and terminate with an appropriate cap in a location where debris will not enter the fill pipe during oil delivery If located indoors the tank should normally be in the lowest level cellar basement etc It must be equipped with a shut off valve at the tank outlet used for the oil supply The oil tank must be located as to not block the furnace room exit pathway Observe all clearances specified in the above mentioned codes 12 PIPING INSTALLATION In the United States the installation must be in accordance with the requirements of NFPA No 31 and local codes and regulations In Canada the entire fuel system should be installed in accordance with the requirements of CAN CSA B139 and local regulations Use only approved fuel oil tanks piping fittings and oil filters Ensure that all fittings used in a copper oil line system are high quality flare fittings Do not use compression fittings Do not use Teflon tape on any fittings Pressurized or gravity feed installations must not exceed 3 PSIG Pressures greater than 10 PSIG may cause damage to the shaft seal If the height of the oil stored in a tank above the oil burner exceeds 1175 feet it may be necessary to use a pressure regulating device approved for this purpose 29733 R2 06 01 2003 The furnaces be installed with one pip
33. he homeowner is familiar with the furnace The homeowner should be aware of the location of electrical circuit breaker or fuse the location of any electrical switches controlling the furnace the location of the oil tank shut off valve and how to operate the valve The homeowner should know where the oil tank gauge is located and how to read it It would be beneficial to review safety issues with the home owner such as the danger of storing combustibles too close to the furnace hanging anything on the furnace vent pipe and especially the dangers of indiscriminately pressing the burner reset button IMPORTANT Be sure that the home owner knows where the burner reset switch is located and is aware that the reset switch is not to be activated more than once without a look for the cause of the problem lack of fuel etc Be sure that the homeowner knows when to quit trying to start the furnace during these conditions and who to call for emergency service 21 OPERATING INSTRUCTIONS Before Lighting Open all supply and return air registers and grilles Open all valves in oil pipes Turn on electric power supply To Light Unit Set the thermostat above room temperature to call for heat The burner will start NOTE If the furnace has been off for an extended period of time it may be necessary to press the RESET button on the primary combustion control relay once only If pressing the reset button does not start the furnace refer
34. he simplest method to connect the wiring from both modes is to use a piggy back connector accommodating both wires on a single motor tap It is also acceptable to connect the selected motor speed with a pigtail joined to both heating and cooling speed wires with a wire nut As a safety precaution against accidental disconnection of the wires by vibration it is advisable to secure the wire nut and wires with a few wraps of electricians tape If the joining of the blower speed wiring is done in the furnace junction box tape off both ends of the unused wire BELT DRIVE The HO B Models are available with an optional belt drive blower assembly Belt drive blower systems can be modified for a variety of speeds and air delivery by adjusting the variable speed motor pulley and or by changing the blower pulley The variable speed motor pulley may be adjusted by loosening the 5 32 Allen set screw in the outer sheave and turning the outer sheave clockwise to increase blower speed counter clockwise to reduce blower speed Ensure that the setscrew is tightened at one of the flat spots failure to do so will convert the variable speed pulley to a fixed speed pulley by ruining the threads Changing the blower pulley can also modify the blower speed A smaller blower pulley will cause the blower to turn faster a larger pulley will reduce blower speed Large increases in blower speed will increase power requirements Check the amperage draw of
35. ilter damaged supply lines Defective or dirty oil valve stem nozzle or pump strainer Broken pump drive key defective pump no oil pressure Ignition electrodes shorted cracked porcelain Burner motor not up to speed Excessive draft over fire Defective control box Replace Riello Oil Burner Automatic Air Shutter Riello Oil Burner Electronic Ignition Control 28 29733 R2 06 01 2003 TABLE 1 19103 DETAILED SEQUENCE OF OPERATION a 19103 closes oil primary control T connections Ignition system and R7184 oil primary control start the furnace Thermostat calls for heat Oil flows as long as the oil primary control senses flame terminalis enetgized Burner motor is energized and heat fan on delay timing begins When timing is complete 30 seconds the circulator fan is energized at heat speed R7184 oil primary control is de energized terminating the burner cycle Heat fan off delay timing begins Length of delay depends on 579103 dip switch settings When timing is complete the circulator fan is de energized Thermostat ends call for heat W terminal is de energized 579103 returns to standby mode Oil primary control and circulator fan are off unless continuous fan operation is selected at the thermostat Oil primary control locks out within lockout timing 30 seconds Burner motor is de energized even though thermostat is still Burner fails to light calling for heat
36. inimum 5 inch maximum The table below is based on dedicated venting If the furnace is to be co vented with other appliances refer to NFPA 31 Standard for the Installation of Oil Burning Equipment and NFPA 211 Standard for Chimneys Fireplaces Vents and Solid Fuel Burning Appliances or CAN CSA 139 Break in F 52 chimney lining Installation Code For Oil Burning Equipment for correct sizing information Table 3 Common Chimney Problems Refer to Figure 2 chimney above Observation all surrounding 9 objects within oneei 30 feet Chimney Observation Remove or ventilator Make opening Coping restricts Observation as large as opening inside of chimney Obstruction in Can be found chimney by light and mirror reflecting conditions in chimney Use weight to break and dislodge Must be handled by competent masonry contractor Lowering a light on an extension cord Joist protruding into chimney Smoke test build smudge fire blocking off other opening watching for smoke to escape Must be handled by competent masonry contractor Clean out with weighted brush or bag of loose gravel on end of line Collection of soot at narrow space in flue opening Lower light on extension cord Change to straight or to long offset Offset Lower light on extension cord The least important opening must be closed using some other chi
37. ire Draft Check the initial draft setting as the furnace warms up The draft may be measured at the test port The breech draft should be approximately 0 05 w c to obtain an over fire draft reading of 0 02 inches w c Check the oil pump pressure Refer to Table A1 page 18 for pump pressure settings After reaching steady state take a smoke test If not indicating a trace set the combustion air controls to provide a trace Typically the CO2 reading will range between 11 5 to 13 5 After the air adjustments have been completed and the air shutter or air adjustment plate has been secured take another smoke test to ensure that the values have not changed NOTE Riello Oil Burners When taking final test readings be sure that the burner cover is in place SMOKE TEST NOTE If oily or yellow smoke spots are found on the smoke test filter paper it is usually a sign of unburned fuel This indicates poor combustion This type of problem may be caused by excess draft excess air or contaminated fuel Do not ignore this indicator STACK TEMPERATURE Stack temperature will vary depending on fuel input circulating air blower speed and burner set up etc In general stack temperature should typically range between 380 F to 550 F assuming that the combustion air is approximately room temperature 65 F 70 F In general lower stack temperature indicates greater efficiency however excessively low stack te
38. its by adjusting the variable speed motor pulley or by blower pulley changes If the temperature rise is too high speed the fan up If the temperature rise is too low slow the fan down C Keep in mind that the stack temperature varies directly with the temperature rise The higher the temperature rise the higher the stack temperature will be resulting in lower efficiency The lower the temperature rise the lower the stack temperature will be which in some cases may allow condensation to form in the chimney and other vent parts D Test the high limit control to ensure that it is operating correctly This may be done by temporarily removing the circulator fan heating wire or neutral wire On furnaces equipped with belt drive blowers the fan belt may be temporarily removed Turn of electrical power to the furnace before working with the motor wires Be sure to protect any removed wires from shorting out on metal furnace parts If the high limit test is successful shut off the electrical power to the furnace restore the proper 29733 R2 06 01 2003 motor wiring or replace the fan belt Finally restore power to the furnace E Operate the furnace through a minimum of three full heating cycles During this time check for fuel oil leaks gross air leakage from the supply air ductwork unusual noises originating anywhere within the heating system which may cause some concern or annoyance to the home owner etc F Be sure that t
39. mney flue Two or more openings to the same chimney Found by inspection from basement Leaks should be eliminated by cementing all pipe openings Loose seated pipe in flue Smoke test opening 29733 R2 06 01 2003 Table 2 Common Chimney Problems continued Length of pipe must be reduced to allow end of pipe to be flush with inside of tile Measurement of pipe from within or observation of pipe by means of a lowered light Smoke pipe extends into chimney Failure to extend the length of flue partition to the floor Loose fitted Close all leaks M Smoke test E clean out door with cement NOTE This furnace is approved for use with L Vent By inspection or smoke test Extend partition to floor level NOTE Maximum temperature for L Vent is 575 F 300 C Table 4 Min Chimney Base Temperatures F Chimney Height ft Chimneys with Thermal Resistance less than R6 Chimney Height ft Chimneys with Thermal Resistance greater than R6 20F 120 IMPORTANT The chimney must be capable of providing sufficient draft at all times for the safe removal of the products of combustion Model Model The chimney should be tested under winter conditions doors and windows closed all other fossil fuel burning appliances on clothes dryer on bathroom fans on etc If the chimney cannot overcome the competition for air it will be necessary to access the reason for it an
40. mperature can lead to condensation forming in the chimney and or venting Sulphur and similar contaminants in the fuel oil will mix with condensation to form acids Acids and resultant chemical salts will cause rapid deterioration of the chimney and venting components and may attack the furnace If the flue gases are below the range it may be necessary to slow down the blower fan If the flue gases are above the range the blower fan may require speeding up Stack temperature varies directly with the system temperature rise System temperature rise is the difference between the furnace outlet temperature and furnace inlet temperature as measured in the vicinity of the connection between the plenum take offs and the trunk ducts Typical temperature rise values range between 60 and 90 F for the Model 80F 55 F and 85 F for the Model 120F If the venting from the furnace to the chimney is long or exposed to cold ambient temperatures it may be necessary to use L Vent as the vent connector to reduce stack temperature loss to prevent condensation The venting should be inspected annually to ensure that it is intact 29733 R2 06 01 2003 IF THE FURNACE FAILS IGNITE CHECK THE OIL TANK FUEL GAUGE IF THE FUEL GAUGE SHOWS THAT OIL IS PRESENT PRESS THE RESET BUTTON ONCE ONLY IF THE BURNER FAILS TO IGNITE CONTACT YOUR SERVICE CONTRACTOR ALL FURNACE CONTROLS ARE SENSITIVE AND SHOULD NOT BE SUBJECTED TO TAMPERING IF PR
41. n along the bottom edge of the control board just above the Honeywell label 29733 R2 06 01 2003 TROUBLESHOOTING R7184 DETAILED SEQUENCE OF OPERATION Power is applied to unit The R7184 completes self diagnostic procedure If no light or is present and unit passes its self diagnostic procedure the control enters into the idle mode Thermostat calls for heat A Safety check is made for flame 4 second delay 1 When flame is not present the R7184 will apply power to the burner motor and igniter 2 When flame is present the control remains in the idle state Unit enters and completes a pre purge period of 15 seconds then applies power to the solenoid valve C Control enters the trial for ignition state D Control monitors the burner flame 1 When flame is present the control enters ignition carryover state Continues to spark for 10 sec a Provides continuous spark after flame is sensed to assure that burner remains lit b Turns on LED diagnostic light c Starts carryover timer i Flame and call for heat are monitored e is lost and lockout timer has not expired R7184 will return to trial for ignition state e If flame is lost and lockout timer has expired R7184 will enter the recycle state Recycle timer starts Burner motor and igniter and solenoid valve are turned off LED diagnostic light flashes slow Returns to idle state when recycle timer expires 60 seconds
42. nel will be inaccessible after installation The screw must be removed if the heat exchanger must be removed from the cabinet Do not remove this screw if installing furnace in a horizontal position HORIZONTAL INSTALLATION The furnaces are assembled and shipped ready for installation in the up flow position The direct drive equipped furnace may be installed in either of the horizontal positions warm air discharging left or warm air discharging right by following these steps 1 Rotate the furnace 90 to the desired position 2 Remove the three nut and washer sets fastening the oil burner assembly to the furnace Beckett Burner or loosen the burner mount Allen screw Riello burner Rotate the oil burner assembly to be in the normal upright position 3 Re align the oil burner assembly to the combustion chamber fire pot then secure into place with the three nut and washer sets Beckett burner or by re tightening the mounting Allen screw Riello burner 29733 R2 06 01 2003 NON SUSPENDED INSTALLATION Maintain clearances to combustibles as outlined in Table 1 Installation on a combustible floor requires a clearance of 1 inch This can be done by using a noncombustible material such as one inch thick channel iron or similar material The furnace must be supported in such a way as to not allow twisting or sagging of the cabinet Suggestion as a measure to prevent fuel oil from accumulating in locations other than the fire p
43. ot as could be the case in the event of nozzle drip install the furnace with an approximate 2 degree slope from the oil burner casing towards the fire pot Use shims made of noncombustible material SUSPENDED INSTALLATION Refer to Figure 1 Maintain clearances to combustibles as outlined in Table 1 The furnace may be suspended by field fabricating a cradle of angle iron and threaded rod Secure the furnace with 2 inch minimum slotted angle or equivalent as shown in Figure 1 The furnace must be supported in such a way as to not allow twisting or sagging of the cabinet Position the supports so as to not interfere with accessing the burner blower compartments Suggestion as a measure to prevent fuel oil from accumulating in locations other than the fire pot as could be the case in the event of nozzle drip install the furnace with an approximate 2 degree slope from the oil burner casing towards the fire pot 4 AIR CONDITIONING APPLICATIONS If the furnace is used in conjunction with air conditioning the furnace shall be installed in parallel with or upstream from the evaporator coil to avoid condensation in the heat exchanger In a parallel installation the dampers or air controlling means must prevent chilled air from entering the furnace If the dampers are manually operated there must be a means of control to prevent the operation of either system unless the dampers are in the full heat or full cool position The air heate
44. ot suitable for horizontal applications Both 80F amp 120F Model furnaces are listed with the Canadian Standards Association CSA complies with both Canadian and American U S standards for use with No 1 Stove and No 2 Furnace Oil Please refer to the tables in the appendix for performance and dimensional data DO NOT USE GASOLINE CRANK CASE OIL OR ANY OIL CONTAINING GASOLINE In the United States of America the installation of the furnace and related equipment shall be installed in accordance with the regulations of NFPA No 31 Installation of Oil Burning Equipment as well as in accordance with local codes In Canada the installation of the furnace and related equipment shall be installed in accordance with the regulations of CAN CSA B139 Installation Code For Burning Equipment as well as in accordance with local codes When installation or application questions arise regulations prescribed in the National Codes and Local Regulations take precedence over the general instructions provided with this installation manual When in doubt please consult your local authorities All models are shipped assembled and pre wired The furnace should be carefully inspected for damage when being unpacked 2 HEAT LOSS To determine the correct furnace and firing rate for an application it is necessary to calculate the maximum hourly heat loss of the building based on local design conditions In new
45. pump if necessary Ensure that reset button Low oil pump pressure erratic pressure readings are not caused by defective Happens on frequent fuel oil line basis Air getting into fuel Check fuel oil lines Replace any compression fittings lines or fuel oil line dirty found with high quality flared fittings Check for any signs clogged or in some of oil leaks Any oil leak is a potential source of air or manner defective contaminants D f ctive burner motor Check burner motor If burner motor is cutting out on over load determine why Replace if necessary If cad cell is dirty clean it Determine why cad cell is getting dirty If cad cell is poorly aimed realign it NOTE Photo Cell Cad Cell The photocell should have a resistance of 100K in defective absence of light a maximum of 1500 Q in the presence of light Ensure that room light is not leaking into the cad cell compartment see diagnostic light section Check fuel oil supply Check that all hand operated fuel No fuel oil oil valves are in the open position Fill oil storage tank if necessary Replace nozzle with high quality replacement Use rating logged nozzle plate or Tables in Appendix A as a guide Clogged oil filter Replace oil tank filter or in line filter if used Connect pressure gauge to oil pump Adjust pump pressure or replace oil pump if necessary Ensure that erratic pressure readings are not caused by defective fuel oil line
46. r light turns off replace cad cell bracket assembly e continued on following page 32 29733 R2 06 01 2003 Table C 3 R7184 Troubleshooting continued from previous page Trouble is in thermostat circuit Check thermostat wiring connections Burner starts 5 Jumper thermostat T T If connections are clean and tight check terminals on R7184 thermostat wires for continuity Disconnect line voltage power and open line switch IMPORTANT Check all wiring connections First remove one thermostat lead wire If burner still doesn t start replace R7184 If burner still doesn t start check the oil burner motor It may be seized or burned out Condition Burner starts then locks out on safety with indicator light flashing at 1 Hz rate second on second off Check that the limit switches are closed and contacts are clean Check for line voltage power at the oil primary control Voltage should be 120 vac nominal Cad cell or controller is defective sees external light or connections are shorted Go to step 4 Burner does not start Tighten any loose connections and recheck burner off no call for heat no flame Indicator light is off Go to step 5 Indicator light turns off Eliminate external light source or permanently shield cad cell e Replace cad cell with new cad cell and recheck Shield cad cell from If indicator light does not turn off remove cad external light cell leadwire
47. r to the latest edition of CAN CSA B139 for rules governing the installation of oil burning equipment In the United States refer to the latest edition of NFPA 31 for regulations governing the installation of oil burning equipment 7T BAROMETRIC DAMPER CONTROL This device is used in conjunction with conventional chimney venting This control or draft regulator automatically maintains a constant negative pressure in the furnace to obtain maximum efficiency It ensures that proper pressures are not exceeded If the chimney does not develop sufficient draft the draft control cannot function properly The draft regulator must be installed within the same room or enclosure as the furnace and should not interfere with the combustion air supplied to the burner The control should be located a minimum of 3 flue pipe diameters from the furnace breeching and 29733 R2 06 01 2003 installed accordance to the instructions supplied with the regulator 8 FURNACE CONTROLS The furnace is controlled by either of two systems depending on the oil primary control and electronic fan timer combination System 1 used with Beckett burners includes the blower mounted Honeywell 579103 ELECTRONIC FAN TIMER EFT combined with the R7184 OIL PRIMARY CONTROL System 2 used with Riello burners includes the blower mounted Honeywell ST9103 ELECTRONIC FAN TIMER EFT combined with a transformer burner relay mounted internally on the 40F3 burner ho
48. rns Out 80 60 000 3 2 80 70 000 G10 41360 5 34 3 x Ya 2 5 3 1 3 1000 1300 80 80 000 2 1 120 90 000 3 2 120 100 000 G10 41360 5 34 3 x Ya 3 5 3 1 3 1000 1500 120 120 000 2 0 TABLE A 6 BELT DRIVE BLOWER CHARACTERISTICS Furnace Motor Motor Blower Rise Pulley External Static Pressure inches w c vm 74 tumsout oso om 0 ee 158 99 im oa j w m 8 2 15 1 t2 15 9 87 8 R 0 18 va 365 156 me 1935 s E re These formulae will assist with the design of the ductwork and the determination of airflow delivery Bonnet Output _ Bonnet Output M System Temperature Rise 1085x System Temperature Rise 1085 x CFM 20 29733 R2 06 01 2003 GENERAL DIMENSIONS Table A 6 General Dimensions inches Plenum Openings Width Depth Height Side Height 21 29733 R2 06 01 2003 Appendix WIRING WIRING DIAGRAM OIL FURNACE WITH ST9103 EFT amp R7184 CONTROL BELT DRIVE MOTOR BK een Li SUPPLY 120 60 HZ FUSED DISCONNECT ON HOT LEG wy CONNECTION DETAIL _ 84 v FACTORY WIRING 7 FIELD WIRING Qum GND ENLARGED TOP VIEW GROUND CN6 o OJO RA
49. s from R7184 and recheck Indicator light stays on If indicator light turns off replace cad cell bracket assembly If indicator light does not turn off replace controller Continued on next page 33 29733 R2 06 01 2003 Table 3 R7184 Troubleshooting continued from previous page Trouble in thermostat or limit circuit Check Burner starts h 5 Jumper thermostat T thermostat or limit wiring connections terminals on R7184 Disconnect the line voltage power and open line switch IMPORTANT Burner does not start Check all wiring connections First remove one thermostat lead wire Tighten any loose connections and recheck If burner does not start replace R7184 Condition Burner starts then locks out on safety with indicator light flashing at 1 hz rate 72 second on second off Indicator light stops Reset oil primary control flashing 9 i Go to Step 7 by pushing in and Verify that the control is not in restricted mode See notes at end of this table If not in restricted mode replace R7184 releasing red reset Indicator light continues button to flash at 1 Hz rate Spark ignitor could be defective Check for line Ignition is off voltage at ignitor terminals If line voltage is Listen for spark after presenoreplace burner turns on after 2 Go to Step 8 second delay y Ignition is on but oil is Wait for Valve ON delay to complete Check oil being sprayed into the supply
50. se the direct drive motor connections as a power source since there is a high risk of damaging the accessories by exposure to high voltage from the auto generating windings of the direct drive motor Thermostat wiring connections and air conditioning contactor low voltage connections are shown in the wiring diagrams Some micro electronic thermostats require additional controls and wiring Refer to the thermostat manufacturer s instructions The thermostat should be located approximately 5 feet above the floor on an inside wall where there is good natural air circulation and where the thermostat will be exposed to average room temperatures Avoid locations where the thermostat will be exposed to cold drafts heat from nearby lamps and appliances exposure to sunlight heat from inside wall stacks etc Normal heat anticipator setting 0 1 A For more precise adjustment the heat anticipator may be adjusted to the amperage draw of the heating control circuit as measured between the R and W terminals of the thermostat To reduce the risk of damaging the heat anticipator do not measure circuit without first removing one of the two wires first To determine the heating circuit amperage draw 1 Disconnect one of the or W wires from the thermostat terminal 2 Connect an ammeter between the wire and the thermostat terminal to which it was attached 3 Note the amperage reading when the heating contacts are closed Sy
51. stem switch must be on HEAT if 0 equipped 4 Re connect the thermostat wire If the thermostat is serving a combination heating and air conditioning system pay particular attention to polarity 5 When the thermostat is reconnected plumbed adjust the heat anticipator setting to match the observed amperage reading 10 HUMIDIFIER A humidifier is an optional accessory available through most heating supplies outlets Installation should be carried out in accordance with the humidifier manufacturer s installation instructions Water or water droplets from the humidifier should not be allowed to come into contact with the furnace heat exchanger Terminals 115 v are provided on the ST9103 EFT 10 control Do not use direct drive motor connections as a source of power for 120 VAC humidifiers and humidifier transformers 11 OIL TANK Oil storage tanks must be selected and installed in compliance with applicable codes in the United States NFPA 31 Standard for the Installation of Burning Equipment Chapter 2 Observe all local codes and by laws And in Canada CAN CSA B139 nstallation Code for Oil Burning Equipment Section 6 In general the oil tank must be properly supported and remain stable in both empty and full condition The oil tank must be fitted with vent and supply pipes to the outdoors Refer to the above mentioned codes for sizing The vent pipe must be no less than 1 inches I P S and t
52. stion and ventilation air requirements The Model CAS 2B 90E Furnace Boot manufactured by Field Controls Inc may be used with the furnace to obtain combustion air directly from outdoors Use of this device does not alter the need for ventilation air however it does provide a good direct source of combustion air and is connected directly to the oil burner SUGGESTED METHOD FOR SUSPENDING HORIZONTAL FURNACE OVERHANG TO PERMIT ALLOW ENOUGH ANGLE IRON l OPENING THE BLOWER DOOR P 3 8 INCH THREADED ROD 2 INCH ANGLE IRON NUTS Ir LOCK WASHER FLAT WASHER 84 SSS SUPPLY AIR PLENUM RETURN AIR PLENUM EL EL c 2NI Figure 1 Typical Suspended Application 29733 R2 06 01 2003 Figure 2 Common Chimney Problems ls NOONA TS tt H I I TAI 4 lt 7 4 fT 1I Ash Dump for Fireplace 6 The chimney must be sized correctly and be in good repair If the chimney is oversized there is a high risk of the flue gases condensing resulting in damage to the chimney and other venting parts This problem may be corrected by the use of an appropriately sized chimney liner If the chimney serves the furnace only the vent should be sized at 4 inch m
53. sured Before starting the burner check the burner alignment with the combustion chamber fire pot check that the correct nozzle is tightened into place and that the burner electrodes are properly positioned The Beckett burner bulk air band is should be closed and the air shutter initial setting should be approximately 7 00 Refer to Table A 2 page 18 for Riello oil burner air damper and turbulator settings Figure 5 Test port location for smoke test horizontal Horizontal Flue Connection Location for sampling hole Regulator Note A Locate hole at least 6 inches on the furnace side of the draft control Note B Ideally hole should be at least 12 inches from breeching or elbow 29733 R2 06 01 2003 Figure 6 Test port location for smoke test vertical Vertical Flue Connection Flue Pipe lt Draft Regulator Location for sampling hole 1 4 diam PROCEDURE Start the burner and allow it to run at least ten minutes Set the air shutter to give a good flame visually On Beckett burners the combustion air supply to the burner is controlled by manipulating the air shutter on the left side of the burner and if necessary the bulk air band To adjust loosen the bolt on the movable shutter Move the shutter gradually until a good flame visually has been achieved Re snug the bolt Refer to the Riello Oil Burner Manual for setting the air adjustment plate Figure 7 Checking Over F
54. t sub base between L and N or terminals 3 and 5 120 Vac Turn off power supply Remove control box and jumper terminals 5 and 6 Restore power No Voltage Check system fuse ensure service switch is ON Verify that all control limits are closed Verify 24 Vac at T T on switching relay Verify reduced voltage 42 52 Vac between terminals 3 and 7 Ensure good contact between control box spades and sub base terminals Defective control box Replace Motor Does Not Run Verify electrical connections Check for seized pump motor or fan against housing Defective motor capacitor Thermal Overload Hot motor Burner stays in Pre purge Faulty CAD cell or seeing light before trial for ignition Coil wires on terminals 1 and 2 or 1 and 8 reversed Open coil circuit terminals 2 and 8 Open coil circuit terminal 1 Defective 42 52 Vac supply terminals 3 and 7 Defective control box Replace Burner Continues to Purge and Light off with Immediate Flame Drop out Metal yoke for coil missing Coil wire 2 and 8 reversed Low resistance of coil holding circuit terminals 1 and 2 1350 ohms 10 Burner Locks Out After Trial For Ignition Continued on next page 27 29733 R2 06 01 2003 Burner Locks Out After Trial For Ignition Low resistance or no contact on starting circuit of coil terminals 2 and 8 1 3 ohm No oil supply tank empty valve closed dirty f
55. ter air deflectors may help of furnace cycle Check su pply air ductwork Seal leaky joints and seams Insulate ductwork if necessary 39 29733 R2 06 01 2003 HOME OWNER S REFERENCE TABLE Installation Contractor Model No Serial No Date Installed Contractor Contact Address Postal Code Telephone No After Hours No Service Contractor if different from Installation Contractor Service Tech Telephone No After Hours No Fuel Supplier Oil Supplier Contact Telephone No After Hours No Oneida Royal Division 2201 Dwyer Avenue Utica NY 13504 4729 315 797 1310 www uticaboilers com AV ECR International 40 29733 R2 06 01 2003
56. the blower motor after changes have been made If the amperage draw is greater than the value listed on the motor rating plate replace with a motor with a higher horsepower rating The fan belt tension is very important There should be a deflection of between of an inch to 1 inch Less deflection places a strain on the blower bearings and increases start amperage draw More deflection allows excess slippage and causes premature motor pulley wear Automotive belt dressings not recommended A hard soap such as Sunlight soap will work well as a belt dressing for the purpose of reducing belt squeaks etc If used the soap should be applied to the sides of the belt only 29733 R2 06 01 2003 THE BELT DRIVE COMPONENTS OPERATE HIGH SPEEDS AND CAN EASILY SNAG LOOSE CLOTHING CAUSING SERIOUS PERSONAL INJURY THIS PROCEDURE SHOULD BE LEFT TO TRAINED SERVICE PERSONNEL If the blower RPM operates above 1000 RPM it is advisable to replace the sintered bronze blower bearings with roller Bearings The circulating fan start up is delayed 30 or 45 seconds depending on EFT in the heating mode The circulating fan start up is delayed 30 seconds in the cooling mode The fan off is delayed 30 seconds in the cooling mode The fan off delay may be field adjusted by manipulating the dipswitches See Figures 8 Figure 8 Heating Mode Blower Timings ST9103 u 1 72 enc g m
57. the highest practical or lowest burner or improper draft practical content in the flue gases See Burner Set Heat exchanger partially Check for soot build up in heat exchanger flue clogged passages especially in the outer radiator Poor alignment between Check alignment blast tube should be centered with fire oil burner blast tube and pot burner opening Oil burner head should be 74 inch Soot building up on fire pot back from the inside surface of the fire pot blast tube end Flame impingement coning caused by Incorrect nozzle angle Defective fire pot Check fire pot Repair or replace Check nozzle size and angle See Appendix A Check distance from head to inside surface of the fire pot Continued on next page 38 29733 R2 06 01 2003 TABLE C 4 SYSTEM amp GENERAL TROUBLESHOOTING continued from previous as poe redarduy al Clean or replace air filter Check thermostat heat anticipator setting against measured amperage draw Increase heat anticipator setting if necessary If the thermostat is being influenced by drafts sunlight duct work etc relocate to more suitable location Thermostat adjustments or location Check all dampers Open closed dampers including Insufficient airflow registers in unused rooms Check system temperature E mace wili n i warm rise If temperature rise is too high speed up blower fan home to desired Test high limit function of all limit switches
58. tially Bleed air from oil line If problem persists replace oil clogged or contains air line System temperature rise ideally should not exceed 85 F System temperature rise Check for clogged air filters Check blower fan for too high excess dirt build up or debris Speed up blower fan if necessary Check contacts between the igniter and electrodes If OK replace the igniter Check fan off delay timing setting Use a duct thermometer in the supply air plenum take off or first few inches of the supply air trunk duct Ideally the fan will shut off at a temperature of 90 100 F Manipulate the dip switch settings to come as close as possible to this fan off temperature Poor fan off delay timing selection fan stops too soon Excessive fuel oil consumption Check fuel oil line for leaks Repair or replace if Fuel oil leak necessary Check stack temperature Stack temperatures will normally range from 350 to 450 F Check draft regulator Draft should be set to 0 02 in w c Stack temperature too high Check thermostat heat anticipator setting against Thermostat improperly measured amperage draw Increase heat anticipator adjusted or in poor setting if necessary If the thermostat is being influenced location by drafts sunlight duct work etc relocate to more suitable location Insufficient combustion Adjust the oil burner combustion air band and draft air adjustment at oil regulator to gain
59. trical panel furnace fuse or circuit breaker Also look for any other hand operated switch such as an old poorly located furnace switch which was not removed during furnace replacement Remove thermostat wires from oil primary control terminals T T Place a jumper across T T If furnace starts replace thermostat thermostat sub base if equipped or both Check reset button on oil primary control Remove thermostat wires from oil primary control terminals T1 T2 Check for 24v across T T If no voltage is present check for 115v to oil primary control If 115v is present go to Table C 3 Check photo cell cad cell wiring for short circuits Also check for room light leaking into cad cell compartment Repair light leak if necessary See Table C 3 Check for open limit or auxiliary limit Also check internal wiring connections loose connectors etc 36 29733 R2 06 01 2003 TABLE 4 SYSTEM amp GENERAL TROUBLESHOOTING continued from previous Check fuel oil supply Check that all hand operated fuel No fuel oil oil valves are in the open position Fill oil storage tank if necessary Replace nozzle with high quality replacement Use rating plate or Tables in Appendix A as a guide Furnace will not start Clogged oil filter Replace oil tank filter or in line filter if used without first pushing J nri Connect pressure gauge to oil pump Adjust pump oil primary control pressure or replace
60. uire oiling for the first two years Oil sparingly a few drops in each oil port with SAE 20 non detergent oil Oiling is most easily done with a tele spout oiler This has a long flexible plastic spout DO NOT OVER LUBRICATE Excess oil may result in premature electric motor failure Inspect the blower fan Clean it if necessary Oil Burner Maintenance Follow the instructions of the oil burner manufacturer See oil burner manufacturer s instructions supplied with furnace The oil burner nozzle should be replaced annually We recommend that the oil filter be changed on an annual basis The venting system should be cleaned and inspected for signs of deterioration Replace pitted or perforated vent pipe and fittings The barometric damper should open and close freely All electrical connections should be checked to ensure tight connections Safety controls such as the high limit controls should be tested for functionality The fan control functions should be checked to ensure that all fan speeds are operating properly 20 FURNACE INSTALLATION SET UP The furnace must be set up as the final step in the installation A The oil burner must be set up following the procedures outlined in section 17 Oil Burner Set Up B The 80F should operate within a temperature rise of 60 F to 90 F the 120F 55 F to 85 F To determine the temperature rise measure the supply air and return air temperatures when the furnace has reach
61. using to operate the oil burner Figure 3 R7184 Oil Primary The furnace functions are controlled by either System 1 or System 2 and bi metallic snap disc limit switches These groupings also provide control for add on air conditioning The ST9103 EFT is located in a control box mounted to the blower support rails The circulating fan is controlled by the ST9103 EFT The heat delay on time is fixed at 30 seconds This provides a delay between the start of the burner and the start of the circulating fan to reduce the amount of ambient unheated air flowing through the ductwork The end of the circulating fan cycle is also delayed to remove residual heat from the furnace There are four delay off choices 60 90 120 and 150 seconds which are field adjustable by manipulating the DIP switches on the ST9103 EFT board The cooling delay on and delay off times are fixed at 30 seconds The furnace is protected against over heating by fixed high temperature limits These controls are factory set and are not field adjustable If an over temperature Figure 4 ST9103 EFT condition is detected one or both limit switches will interrupt power to the oil primary control which will shut of the oil burner The circulating fan will continue to operate The high limit switches will automatically reset when the furnace returns to a safe temperature 9 ELECTRICAL CONNECTIONS The furnace is listed by the Canadian Standards Association CSA
62. visions for supplying 115 volt power to an electronic air cleaner EAC as well as 115 volts to a line voltage humidifier or humidifier step down transformer Both sets of terminals are inch quick connect type rated at 1 A each The EAC terminals provide power to an electronic air cleaner whenever the heating or cooling speeds are activated Power is not provided when the continuous speed is activated If the electronic air cleaner must run during continuous low speed fan operation wire the EAC into the furnace L1 terminal NOTE It is seldom advisable to operate an electronic air cleaner at the continuous low speed because of the potential for excess ozone generation The HUM terminals provide power to a line voltage humidifier or humidifier step down transformer when the oil burner motor is operating THERMOSTAT HEATING CONNECTIONS The thermostat connections and W RH and W connect to the R and W screw terminals shown on the left hand side of Figure 10 on the ST9103 EFT located in the control box mounted to the blower mounting rails Figure 9 Thermostat Connections ST9103 NOTE thermostat wires for both heating and cooling connect to the furnace at this point A factory installed wiring harness connects the heating control functions to the R7184 oil primary control Figure 8 page 14 shows the detail of the timed Blower Off dipswitch settings Figure 10 shows the dipswitch locatio
63. zard of line voltage only a trained experienced service technician should perform the troubleshooting procedure PRELIMINARY STEPS Check the diagnostic light for indications of burner condition Refer to R7184 LED DIAGNOSTIC LIGHT section for details When simulating a call for heat at the R7184 disconnect at least one thermostat lead wire from the T1 T2 terminals to prevent damage to the thermostat Neglecting this procedure may burn out the heat anticipator of a standard 24 vAC thermostat or cause harm to components within a micro electronic thermostat Before checking the oil primary control perform these preliminary checks repair or replace controls as necessary check the power supply fuse box or breaker any service switches all wiring connections and burner motor reset button if equipped e check the limit switches to ensure that the switch contacts are closed e check the electrode gap and position check the contacts between the oil primary control and the electrodes check oil supply tank gauge check the oil nozzle oil filter and oil valves e check the piping or tubing to the oil tank e check the oil pump pressure 29733 R2 06 01 2003 CHECK OIL PRIMARY CONTROL AND IGNITOR If the trouble does not appear to be in the burner or AWARNING ignition hardware check the oil primary control and the ignitor by using the following equipment Electrical Shock Hazard 9 screw

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