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Form I-RA/D 140/235 (Version A), Page 44

Bleed oil from

burner tee bleeder

for ten minutes.

Is stream of oil

perfectly solid and

continuous with no

sign of air?

Are the heat

exchanger tubes restricted

with ash?

Clean the combustion

chamber and heat

exchanger.

Is the fuel of a

type specified for this

heater?

Is the

overfire and flue

draft correct?

Is the CO2

adjustment correct?

Check the air supply

from the compressor to

the nozzle for leaks and

restrictions.

Check the end cone

for deterioration

and/or restrictions.

Check oil delivery

system. See Chart

No. 7.

Adjust for proper

CO2.

Adjust barometric

damper.

Change to a

suitable fuel.

Run vacuum

test on suction line to

check for air leaks. Did suction

line pass vacuum

test?

Repair suction line

leak.

YES

Chart No. 5 - Thermostat calling for heat.

Burner operation erratic/unstable flame pat

tern.

Refer to illustration on page 38.

Troubleshooting

Continued

Содержание RA 140

Страница 1: ...NOR USED OIL FIRED HEATERS AND BOILERS Installation Operation Maintenance Manual and Reference Guide CSA Certified to Electrical and Fuel Burning requirements only Form I RA D 140 235 Version A Mfg No...

Страница 2: ...tical to any gas or oil burner without adequate draft over the fire the com bustion gases cannot escape resulting in an overheated combustion chamber Even if the burner is installed correctly and adeq...

Страница 3: ...14 Guidelines for the Vent System 14 Detailed Requirements for the Vent System 15 Draft Regulator 16 Installing Ducts 17 Inlet Air Duct 17 Discharge Duct 17 Power Installation 18 Heater Power 18 Pump...

Страница 4: ...ering environmental quality fuel fire and electrical safety Municipal permits may also be required Regulation requires that only used oil generated on the prem ises of the owner may be burned in this...

Страница 5: ...should the heater become inoperable dur ing subfreezing weather WARNING Approved fuels are No 2 fuel oil and used automotive transmission fluid and crankcase oils up to 50 weight Do not attempt to bur...

Страница 6: ...gs and screws Check Belt Tension Belt should be able to be depressed 1 2 3 4 13 19mm See illustration If the belt does not have proper tension adjust by means of the adjusting screw on the motor base...

Страница 7: ...Regulator 7 121030 Recycling Window Decal 8 121603 Warning label for inlet to fuel storage system tank 9 136864 Foot Valve Strainer Pump 9 1 6 8 3 5 4 2 7 Additional Parts Shipped with each heater is...

Страница 8: ...ll requirements on distance from heater to combustibles Fan Models Blower Models RA140 235 RAD140 235 inches mm inches mm Top 2 51 6 152 Front 48 1219 48 1219 Side Burner Canada 6 152 6 152 United Sta...

Страница 9: ...ations above 3 000 ft 914M elevation require installation of a heater that is either factory built or field converted for use at high elevation Failure to comply can result in severe personal injury o...

Страница 10: ...ponsibility of the installer Fuel Tank CAUTION It is recommended that used oil be at a temperature of 50 F or higher when it enters the pump At a temperature below 50 F oil becomes more viscous and di...

Страница 11: ...ON is a registered trademark of DuPont Chemi cal Use of TEFLON based pipe dope or TEFLON tape will void the pump warranty Supply Lines Read this section carefully before installing any supply lines Si...

Страница 12: ...are fittings The discharge line must continually rise A lift height of up to 15 ft 4 5 M is acceptable with a maximum total length of 100 feet 30 5 M of tubing NOTE Do not use 1 2 o d tubing in the su...

Страница 13: ...Use four 1 2 13 diameter threaded rods Lock each threaded rod using a washer and nut as shown in the illustration below Or use optional swivel connections Option CK10 and field provided 1 threaded pi...

Страница 14: ...mainte nance and inspection The vent system must comply with all local codes and in the event that local codes do not exist the vent system must comply with a regional or national code Guidelines for...

Страница 15: ...asses through a combustible wall material or roof for single wall pipe maintain 18 457mm clearance or in stall a ventilated thimble that is not less than 12 305mm larger than the diameter of the vent...

Страница 16: ...temperature cement should be used to permit easy cleaning of the chimney The end of the vent pipe must not extend past the inside wall of the chimney Draft Inducer If a draft inducer is used follow th...

Страница 17: ...30 762mm 15 381mm 235 40 1016mm 20 508mm Model RAD 140 235 CFM free air 2000 3200 Air throw 9ft suspension 50 ft 65 ft 15M 20M CFM 25 ESP 1425 2140 Slip the ductwork over the flange and attach using 1...

Страница 18: ...used manual reset line voltage switch field supplied in this main line Electrical Ratings A 24 volt thermostat is furnished as standard equipment DO NOT attempt to wire relays or other accessories to...

Страница 19: ...upports and arms are adequately anchored and that all unions or threaded fittings are snug and do not rotate Heat er must be level Check to make sure all shipping supports have been re moved Check the...

Страница 20: ...on the ignition controller Observe the remote fuel pump motor to make certain it is run ning Open the bleeder valve on the remote pump and wait until a full flow of oil is obtained without any air IM...

Страница 21: ...ly to the heater Set the manual disconnect switch to the ON position Set the thermostat to a temperature above room temperature NOTE When the low oil temperature limit senses the proper oil temperatur...

Страница 22: ...ees rooftops etc It may be caused by an exhaust fan in the building The air intake in the room where the heater is installed must be of sufficient size so that there is no change in the draft reading...

Страница 23: ...lley outward One turn of the pulley will change the speed 8 10 Tighten the set screw on the flat portion of the pulley shaft Replace the belt and adjust the belt tension Belt tension is adjusted by me...

Страница 24: ...ing burned maintenance requirements can be affected Any time there is a major change in fuel return to the schedule listed below and note the hour meter readings to re tailor the maintenance schedule...

Страница 25: ...he supply line from the tank to the remote pump If air leaks develop in the suction line the heater will not operate properly Follow all instructions including recharging the Suction Line page 26 to a...

Страница 26: ...e the fill plug from the inlet manifold and slowly fill the suction line with oil allow time for air to escape Replace the plug Check vacuum gauge connections and filter housing to be sure that everyt...

Страница 27: ...rn off electric power before inspecting or cleaning the unit Allow unit to cool To determine need for cleaning inspect the heat exchanger tubes Inspection through the access door on the end of the hea...

Страница 28: ...ner access panel exhaust cover Using a 1 2 wrench remove the nuts and washers from the inner exhaust cover Pull the cover directly off the studs 3 Clean the combustion chamber above heat ex changer an...

Страница 29: ...be removed End Cone Removed 1 To Remove Burner Locate the two yellow wires that go from the burner to the ignition controller Disconnect these wires at the terminals on the ignition controller Remove...

Страница 30: ...in tact position it over the studs If dam aged replace with like replacement Line the burner up with the studs and slide the tube into the heater Using the nuts and washers attach the burner mounting...

Страница 31: ...ge Replace the electrode assemblies if any damage or deterioration exists After service or replacement check the position of the electrodes Adjust the electrode location precisely Electrode Adjustment...

Страница 32: ...nd the end cone Refer to Electrode Adjustment 4 page 31 3 Connect the eight wires in the fuel line assembly wiring bundle Refer to the wiring diagram in the Appendix of this manual or the wiring diagr...

Страница 33: ...ct the ignition controller Cleaning Exterior Surfaces of Combustion Chamber Heat Exchanger and Air Moving Device WARNING Turn off the electric power before cleaning heater To gain access to the front...

Страница 34: ...e length and height of the supply line and the oil temperature If a pressure in excess of 50 psi is experienced at the pump a relief valve will open and return the oil to the supply tank Oil pressure...

Страница 35: ...will lockout To restart the safety switch must be manually reset by pushing the red reset button on the ignition control Depress and hold the reset button for three seconds If the heater does not igni...

Страница 36: ...on off switch Indicates that the main power is on to the heater GREEN On the fixed cover por tion above the ignition controller Indicates that all limits have been satisfied and the unit is ready to...

Страница 37: ...ackflow sensor and follow the instruc tions to relight the heater Check for proper operation Maintenance A thin film of soot will form on the face of the backflow sensor At least once a month and duri...

Страница 38: ...talled in Canada on U S units beginning 1 02 Ignition Controller Green Light Limits are satisfied heater is ready to operate Ignition Controller Reset Air pressure switch is inside the main electrical...

Страница 39: ...roller are OK Replace fan and limit control assembly Replace nozzle low oil temperature limit Check for line voltage across Tan oil heater wires and Terminal 11 Is voltage read Check continuity of 300...

Страница 40: ...le Low Oil Temperature Limit Black Wires Electrode Ceramic Insulator Buss Bar Static Plate Nozzle Temperature Control Red Wires Nozzle Adapter Nozzle Inlet Heater Remove the sili cone rubber to free h...

Страница 41: ...calling for heat burner motor never attempts to run green light is lit indicating System Ready Chart No 1 has been successfully completed NOTE After ignition control is reset you will have 30 SECONDS...

Страница 42: ...former deliver 5000 volts arc to ground for a total of 10 000 volts between terminals Measure this with a transformer tester or use a well insulated screwdriver to draw an arc across the two springs T...

Страница 43: ...n controller Does ignition controller lockout Replace ignition controller Measure resistance across cell leads F F terminals on the ignition controller Is resistance zero Is resistance greater than 15...

Страница 44: ...orrect Check the air supply from the compressor to the nozzle for leaks and restrictions Check the end cone for deterioration and or restrictions Check oil delivery system See Chart No 7 Adjust for pr...

Страница 45: ...perature rise of blower model RAD above 70 F Replace fan blower motor Replace air discharge limit fan limit assembly Check wiring Replace air discharge limit fan limit assembly Clean the heat exchange...

Страница 46: ...trol by keeping the fan or blower in operation in the event that a malfunction would cause the oil burner to continue to fire when the thermostat is satisfied The circulating air high limit switch is...

Страница 47: ...valve open when energized Is there oil flowing the return line Fill oil tank Replace or repair Replace fuel pump motor Check wiring and connections Check clean oil pump filter foot valve and foot valv...

Страница 48: ...Form I RA D 140 235 Version A Page 48 Wiring Diagram 147351 for Models RA RAD 140 235 Appendix...

Страница 49: ...Form I RA D 140 235 Version A Mfg No 110318 Rev 4 Page 49...

Страница 50: ...Form I RA D 140 235 Version A Page 50 Hour Meter Cleaning Record Cleaning Date Meter Reading Initials Cleaning Date Meter Reading Initials...

Страница 51: ...cator Light 38 Indicator Lights 36 Inlet Air Duct 17 Inlet Connection 38 Inlet Heater 40 Inspection 6 27 Installer 52 Internal Pump Screen 25 Introduction 4 L Tank Warning Label 23 Super High Limit 46...

Страница 52: ...ress ________________________________________________________ ________________________________________________________ ________________________________________________________ Phone __________________...

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