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Operator's Manual:  Models CB-1750, CB-2500 & CB-3250

B-10

Wiring Diagrams (continued)

Figure B10 - Metering Pump Wiring Schematic

RED

BLK

GRN

BLUE

L 2 (WHT)

L 1 (BLK)

CA

P.

BLK

BLK

(SEE FURNACE SCHEMATIC)

I44040

* 115 V 60 HZ POWER FROM OIL PUMP CIRCUIT

ENCLOSED J-BOX

*

GROUND

Summary of Contents for CB 140

Page 1: ...acceptable or hazardous installation IMPORTANT FOR CANADIAN INSTALLATIONS The installation of this equipment is to be accomplished by qualified personnel and in accordance with the regulation of authorities having jurisdiction and CSA Standard B 139 Installation Code for Oil Burning Equipment WARNING DO NOT assemble install operate or maintain this equipment without first reading and understanding...

Page 2: ......

Page 3: ...r removal or reinstallation of its products and shall not be liable for transportation costs to and from its plant at Janesville Wisconsin Use of parts for modification or repair of the product or any component part thereof not authorized or manufactured by MANUFACTURER specifically for such product shall void this warranty This warranty shall not apply to any damage to or defect in any of MANUFAC...

Page 4: ...tive to the extent of such prohibition or unenforceability without invalidating the remaining provisions and without affecting the validity or enforceability of such provision in any other jurisdiction s TRADEMARKS The Clean Burn logo is a trademark of Clean Burn LLC All other brand or product names mentioned are the registered trademarks or trademarks of their respective owners COPYRIGHT Copyrigh...

Page 5: ...talling the Belt Guard and Blower Guard 3 10 Determining the Air Discharge Configuration 3 10 Installing the Hot Air Discharge Components 3 12 Installing the Energy Retention Disc 3 14 Installing the Energy Retention Disc on the Combustion Chamber 3 14 Closing the Furnace Door 3 14 Installing the Burner 3 15 Checking the Burner Nozzle and Electrodes 3 15 Mounting the Burner on the Hinge Bracket 3 ...

Page 6: ...k 4 24 Installing the Stack Cap 4 24 Installing the Optional Draft Inducer 4 24 Installing the Wall Thermostat 4 26 Replacing the Wall Thermostat Batteries 4 26 Inspecting the Furnace Installation 4 26 SECTION 5 METERING PUMP PRIMING 5 1 Understanding Metering Pump Priming 5 1 Required Tools and Materials 5 1 Priming the Metering Pump 5 2 Vacuum Testing the Oil Pump 5 4 SECTION 6 STARTING AND ADJU...

Page 7: ...Troubleshooting Tables 10 3 APPENDIX A Furnace Technical Specifications A 1 Burner Technical Specifications A 2 Furnace Dimensions A 2 Burner Components A 4 Removing the Nozzle for cleaning A 9 CB 1750 Furnace Components A 10 CB 1750 Blower Components A 12 CB 2500 Furnace Components A 14 CB 2500 Blower Components A 16 CB 3250 Furnace Components A 18 CB 3250 Blower Components A 20 Metering Pump Com...

Page 8: ...TABLE OF CONTENTS APPENDIX C Furnace Service Record C 1 ...

Page 9: ...ves five basic activities as outlined here UNPACKING Section 2 ASSEMBLY Section 3 INSTALLATION Section 4 OPERATION Metering Pump Priming Section 5 Starting and Adjusting the Burner Section 6 Resetting the Furnace and Burner Section 7 Adjusting the Draft Section 8 MAINTENANCE Section 9 The manual also contains important and detailed technical reference materials which are located at the back of the...

Page 10: ...oper precautions are not taken In addition to observing the specific precautions listed throughout the manual the following general precautions apply and must be heeded to ensure proper safe furnace operation DANGER DO NOT create a fire or explosion hazard by storing or using gasoline or other flammable or explosive liquids or vapors near your furnace DANGER DO NOT operate your furnace if excess o...

Page 11: ...anual and with all national state and local codes or authorities having jurisdiction over environmental control building inspection and fuel fire and electrical safety and the following standards NFPA 30 Flammable and Combustible Liquids Code NFPA 30A Automotive and Marine Service Station Code NFPA 31 Standard for the Installation of Oil Burning Equipment NFPA 211 Chimneys Fireplaces Vents and Sol...

Page 12: ...gulations concerning the use of your furnace EPA regulations require that Your used oil is generated on site You may also accept used oil from do it yourself oil changers Hazardous wastes such as chlorinated solvents are NOT to be mixed with your used oil The flue gases are vented to the outdoors with an appropriate stack Your used oil is recycled as fuel for heat recovery DO NOT operate your furn...

Page 13: ... Follow all instructions for tank installation in Operator s Manual ONLY place these listed substances in this used oil supply tank Used crankcase oil Used automatic transmission fluid Used hydraulic oil 2 fuel oil Do NOT place flammable or corrosive substances such as gasoline chlorinated oils solvents paint thinners or any other unsafe substances in this used oil supply tank Do NOT weld or allow...

Page 14: ...essages as printed on the labels If any labels on your Clean Burn furnace ever become worn lost or painted over please call your Clean Burn dealer for free replacements Furnace Cabinet Labels Label Part Description 42030 Furnace Electrical Shock Hazard Warning Label several locations 42027 Furnace Burn Hazard Hazardous Voltage Warning Label 42358 UL Data Label 42462 UL Header Label CB 1750 42355 U...

Page 15: ... is opened Wear safety goggles and hand protection when opening inspection port Keep face away and open port slowly 42367 Rev 2 42030 Rev 2 Hazardous voltage To prevent serious injury shut OFF main power to unit before removing cover Line voltage is present on most subbase terminals when power is ON If the furnace is not wired correctly fire shock or damage could result ONLY a qualified electricia...

Page 16: ...D CRANKCASE OIL HYDRAULIC OIL ATF 1 7 18 0 4 0 NO 4 OIL 1 7 18 0 5 0 NO 5 OIL 200 HEATED AIR DISCHARGE SIDE SIDE 18 60 1 7 1 7 1 7 1 7 1 7 BURNER REQUIRES A MINIMUM AIR SOURCE OF 2 S C F M AT 25 P S I THIS APPLIANCE IS NOT TO BE USED WITH AIR FILTERS AND SHALL INCORPORATE NO PROVISIONS FOR MOUNTING AIR FILTERS INSTALL AND USE ONLY IN ACCORDANCE WITH THE MFR S INSTALLATION AND OPERATING INSTRUCTION...

Page 17: ...250 GPH UL INPUT REAR FROM BLOWER MAX DISCHARGE AIR TEMP F ULC INPUT ATOM AIR PRESSURE OIL PRESSURE PSIG PSIG FLUE DRAFT IN W C CLEARANCE TO COMBUSTIBLE SURFACES INCHES BOTTOM CHIMNEY 2 1 16 0 5 0 6 0 16 0 2 1 0 04 12 24 FRONT 60 18 2 BOTTOM DISCHARGE 60 2 1 2 1 16 0 16 0 GPH 2 1 2 1 N A 2 1 6 0 6 0 INPUT RATING W NO 2 FUEL OIL BTU HR 300000 LISTED FUELS TOP NO 2 OIL USED CRANKCASE OIL HYDRAULIC O...

Page 18: ...Label 42229 Logo Burner Description Label 42023 Burner Power Label 42457 Made in USA Pat Pending Combination Label on side 42321 42235 42000 42005 42004 42023 42229 525 BURNER I88603 B Hazardous high voltage and moving parts hazard To avoid electric shock and injury from moving parts turn power OFF before opening cover WARNING 42004 Rev 2 Fire and explosion hazard Do NOT press reset button until y...

Page 19: ...e shipment Open all shipping containers and inspect all components according to the list Immediately notify the freight company and your Clean Burn dealer in case of shipping damage or shortage s Keep all components together so you will have them as needed for furnace assembly and installation Furnace Component List ONE SKID containing Furnace cabinet Items packed inside furnace cabinet combustion...

Page 20: ... furnace cabinet in the combustion chamber you will need to open the combustion chamber door 1 Remove the four nuts and washers which hold the combustion chamber door closed Set the nuts and washers aside in a safe place for later re installation after the target has been installed Section 3 2 Carefully swing the combustion chamber door open Remove and inspect the components packed inside 3 Leave ...

Page 21: ...Line Tubing Clean Burn recommends that you review all assembly procedures before proceeding paying careful attention to safety information statements Figure 3A on the following page provides a general overview of the furnace components and their proper assembly Required Tools and Materials The following tools are required for furnace assembly and should be gathered before starting any procedures 9...

Page 22: ...ure 3A Overview of Furnace Assembly HOT AIR DISCHARGE FURNACE BREECH BURNER MOUNTING BRACKET BURNER CABLE FURNACE DOOR FURNACE R H BREECH THROAT LH FURNACE BREECH WITH CLEAN OUT JUNCTION ALL THREAD RODS ALL THREAD RODS COMBUSTION CHAMBER BRACKET ON BACK WALL OF DISC HOOKS OVER MOUNTING NOTE LOOP ON ENERGY RETENTION I88437 C NOTICE THE VARIOUS MOUNTING CHOICES FOR THE LOUVERS IT IS OK TO OPEN OR RE...

Page 23: ... tapping screws provided Drive the screws into the blower housing through the holes in the mounting angle brackets There are four holes along each side and across the top of the bracket to fasten the blower to the furnace cabinet 5 Install the blower safety guards as shown WARNING To avoid serious personal injury be sure to install both pieces of the blower guard around the blower prior to operati...

Page 24: ...ace cabinet Connect the black power motor lead wire to the connector block terminal with the black power wire from the front electrical box Connect the white neutral motor lead wire to the connector block terminal with the white neutral wire from the front electrical box 3 For CB 2500 furnaces see Figure 3E Connect the power lead coming from the blower assembly to the 4 x 6 electrical box mounted ...

Page 25: ...wer Motor Wiring for CB 1750 Figure 3E Detail of Blower Motor Wiring for CB 2500 REAR JUNCTION BOX REAR JUNCTION BOX MOTOR BLOWER WHITE BLACK 1 L 2 L T 1 2 T WHITE ORANGE MALE TO FEMALE SPADE WHT BLK I42423 UNDER LUG SCREW UNDER LUG SCREW POWER IN FLEX CONDUIT POWER IN WHITE BLACK BLOWER MOTOR BLACK WHITE WHITE BLACK I42425 FLEX CONDUIT ...

Page 26: ... up on the end of the motor mounting plate until the hole in the side of the plate is aligned with the slot in the motor tensioning bracket Push a bolt through the slot and install a nut loosely just to hold the plate in position DO NOT tighten the nut yet 7 Lift the motor into position on the motor mounting plate using the two bolts in the channel to hold the motor in place Now loosely install th...

Page 27: ...s shown here to allow the belt guard to mount properly CB 3250 BLOWER 10 9 4 8 5 2 4 1 7 1 6 3 18 1 4 8 1 2 15 3 4 16 I89022 BLOWER ASSEMBLY PARTS LIST 1 NUT 2 MOTOR 3 MOTOR PULLEY 4 SHEAVE BUSHING 7 8 5 MOTOR MOUNTING PLATE 6 BOLT 7 SQUARE HEAD BOLT 8 BLOWER GUARD 9 MOTOR MOUNTING BRACKET 10 BLOWER 11 MOTOR TENSIONING BRACKET 12 SELF TAPPING SCREW 13 BLOWER PULLEY 14 SHEAVE BUSHING 1 15 BELT 16 B...

Page 28: ... a new key 4 Slide the bushing with key inserted onto the shaft so the tapered end will engage into the pulley NOTE If bushing does not slide freely on shaft wedge a screwdriver blade into the saw cut at the flange OD to open the bore of the bushing CAUTION Excessive force may split the bushing 5 Align drilled holes in bushing flange with tapped holes in the pulley Use the capscrews and washers pr...

Page 29: ...DING TO THE LABEL SUPPLIED WITH THE MOTOR FOR CW ROTATION FACING THE SHAFT AND 115 VOLTS CONNECT 2 HP BLOWER MOTOR ACCORDING TO THE LABEL SUPPLIED WITH THE MOTOR FOR CW ROTATION FACING THE SHAFT AND 230 VOLTS ORANGE HOT LEG GROUND COMMON NEUTRAL WHITE BLACK CONDUIT FLEX IN VOLTS 115 1 L 2 L MOTOR BLOWER MOTOR BLOWER GREEN 2 T1 T 230 VOLTS AC ORANGE GROUND HOT LEG BLACK WHITE COMMON NEUTRAL VOLTS C...

Page 30: ...ithout the belt and blower guards in place Before proceeding with the assembly of your furnace it is important to determine the configuration of the air discharge for your furnace There are three configurations to consider 1 Unit Heater Furnace with blower assembly for free air applications Follow the instructions provided in this section to install the blower assembly and air discharge components...

Page 31: ... furnace cabinet i e where the lou ver panels would be installed for free air applications For Central Furnace applications ductwork may NOT be installed over the bottom opening Determining the Air Discharge Configuration continued Static Pressure SP and Air Flow CFM Specifications Air Discharge Louvers Removed Ductwork Installed on Furnace 0 25 Inches of W C Air Discharge Louvers Mounted on Furna...

Page 32: ...r discharge opening 1 Refer to Figures 3I and 3J Determine the desired air flow discharge pattern Note that each furnace is supplied with 2 louver sections and 4 blank cover panels Air discharge openings are 1 on each side of the furnace and 1 on the bottom of the furnace 2 Install the louver panels in the desired location s with the self tapping screws provided Holes are pre drilled in the furnac...

Page 33: ...ischarge on Sides and or Bottom Louvers split between two side openings showing left and right side views of same furnace NOTE When louver panels are split between two sides make sure the louvers are installed in the upper half of each side air discharge opening as shown here Louvers split between left side and bottom openings showing left and right side views of same furnace NOTE When louver pane...

Page 34: ...the proper positioning of the Energy Retention Disc 2 Swing open the clean out door on the front of the furnace to gain access to the combustion chamber 3 Use a long rod to support the Energy Retention Disc as you guide it into position on the back of the combustion chamber The loop on the back of the Energy Retention Disc fits over the hook located on the back of the combustion chamber Closing th...

Page 35: ...s shown in Figure 3K Refer also to Appendix A at the back of the manual for additional specifications instructions on the burner nozzle ATTENTION Check the electrode settings as specified in Figure 3K The electrode settings must be correct for your burner to operate properly BURNER NOZZLE VIEW BB 3X NOZZLE IS STAMPED WITH SIZE ON FLAT OF NOZZLE HEAD CRITICAL DIMENSION NOZZLE MUST BE 1 8 AHEAD OF T...

Page 36: ... on the hinge bracket on the furnace cabinet 3 Carefully swing the burner so the retention head enters the throat of the furnace 4 Check the clearance between the retention head and the furnace throat There must be at least 1 8 clearance so the retention head is not bumped as you swing the burner into firing position NOTE If the retention head bumps the furnace throat adjust the hinge bracket bolt...

Page 37: ...nt of the burner hinge bracket the oil line tubing may need to be cut to fit properly DO NOT lift up on the burner when installing the oil line tubing to compensate for oil line tubing that is too long This will place the weight of the burner on the swivel fitting and result in leaks at the swivel fitting seal ATTENTION The connector block includes an accumulator The accumulator functions like a s...

Page 38: ...avoid damaging the ferrules NOTE You may also check the positioning of the oil line according to Figure 3M which provides a larger front view of the connector block assembly Installing the Air Line Tubing 1 Remove and discard the red caps from the air line tubing 2 Refer to Figure 3M Push the air line tubing into the swivel fitting on the connector block until the tubing bottoms out in the fitting...

Page 39: ...iod of time before installation make sure it is located in a safe secure area Locking the Burner into Firing Position 1 Swing the burner into firing position 2 Install and tighten the lock down nut on the mounting plate bolt to secure the burner in its firing position 3 Plug the burner electrical cable into the receptacle on the top of the burner housing 4 Tighten the locking ring to secure the el...

Page 40: ...Operator s Manual Models CB 1750 CB 2500 CB 3250 3 20 ...

Page 41: ...d fuel fire and electrical safety and the following standards NFPA 30 Flammable and Combustible Liquids Code NFPA 30A Automotive and Marine Service Station Code NFPA 31 Standard for the Installation of Oil Burning Equipment NFPA 211 Chimneys Fireplaces Vents and Solid Fuel Burning Appliances NFPA 88A Parking Structures NFPA 88B Repair Garages NFPA 70 National Electrical Code The International Mech...

Page 42: ...ERTICAL STACK HEIGHT PLUS 1 FT FOR 10 FT CONNECTOR BLOCK AIR OIL BALL VALVE MAXIMUM 6 FT VENT CAP EMERGENCY VENT VALVE CLEANOUT WITH DRAIN OIL STORAGE TANK PRESSURE OIL LINE ELECTRIC SERVICE DEDICATED ELECTRIC CIRCUIT OIL PUMP ELECTRICAL CIRCUIT 24 VOLT WALL THERMOSTAT 2 WIRE MIN 18 GA THERMOSTAT CABLE SETTING DRAFT ADJUST BAROMETRIC DAMPER FOR 04 W C DRAFT AT BREECH 1 4 HOLE FOR 3 FT WARNING When...

Page 43: ...lling the furnace in a repair facility Refer to NFPA 88B Standard for Repair Garages Chapter 3 Hazards Sec 3 2 3 1 CLEARANCES FOR UNIT HEATER INSTALLATION WITH SIDE AIR DISCHARGE TOP of furnace 12 FRONT burner 60 SIDE with Air Discharge 60 OTHER SIDE 18 CHIMNEY CONNECTOR 18 REAR from blower 2 BOTTOM 24 CLEARANCES FOR UNIT HEATER INSTALLATION WITH BOTTOM AIR DISCHARGE TOP of furnace 12 FRONT burner...

Page 44: ...s sufficient structural members to safely support the furnace 1 Refer to Figure 4C 2 Follow the instructions as provided in the diagram 3 Use a spirit level to make sure the cabinet is level side to side and front to back Figure 4C Ceiling Mounting Installation Overview I88446 E WHEN FASTENING THE RODS TO THE WARNING MAKE SURE TO USE LOCKNUTS COUPLING NUTS 4 5 8 ALL THREAD SUPPORT RODS THREAD SUPP...

Page 45: ...ting a non combustible floor 1 Determine the size of floor you will need to construct Measure the width and length of the cabinet of the furnace Add 12 minimum to all sides of the cabinet to achieve the total measurement for the non combustible floor EXAMPLE The CB 1750 measures 55 long x 27 wide 55 12 12 79 long 27 12 12 51 wide 2 Refer to Figure 4E Install two 2 pieces of 5 8 sheet rock on top o...

Page 46: ...rking on the furnace 6 Position the furnace on top of the sheet metal pan make sure you maintain the extra 12 minimum clearance on all sides of the cabinet 7 Ensure that the installation adheres to all clearances from combustibles as stated at the beginning of Section 4 in this manual 8 After positioning the furnace cabinet on the sheet metal pan install 2 tall minimum cinder blocks 4 under each c...

Page 47: ...the oil tank and pump installation details as shown in Figures 4A 4F and 4J Pertinent information also supplied with the metering pump and oil line installation procedures following in Sec 4 Ensure that the oil supply tank is properly maintained refer to Section 9 in this manual for related procedures ATTENTION For outside tank installations and or tanks larger than 500 gallons contact your local ...

Page 48: ...and Emergency Vent Some codes require that you install a tank vent to the outside and an emergency vent for your tank as shown in Figure 4F Tank Vent Kits are available from Clean Burn contact your local Clean Burn dealer to order Be sure to check your local codes for any additional tank installation requirements and adhere to the following installation guidelines Install a length of minimum 2 ste...

Page 49: ...onawall thispumpinstallationisrecommended Alternate mounting is horizontal mounting on a bracket Be sure to carefully follow the appropriate procedures diagrams for pump mounting For optimal metering pump functioning mount the pump at a distance from the oil tank that will comply with the following requirements The suction oil line may NOT exceed 6 feet TOTAL vertical lift AND 4 feet TOTAL horizon...

Page 50: ...T CLEAN BURN MODEL 33293 33355 CB 3500 33354 33356 CB 2500 CB 5000 33507 CB 200 CTB 28 28 32061 3 4 CHECK VALVE SCREEN 16 23 23 17 16 20 19 18 17 32446 1 2 X 5 NIPPLE 18 32429 1 2 STREET TEE BRASS 19 32137 1 2 HEX NIPPLE 20 32142 1 2 BALL VALVE 21 32062 1 4 NPT x 1 4 TUBING FITTING 22 32443 1 4 x 1 2 BUSHING 23 32141 1 2 NPT x 1 2 TUBING FLARE ADAPTER 24 32140 1 2 LONG NUT 25 32139 1 2 NPT x 1 2 T...

Page 51: ...the two pump mounting bolts 5 Use the appropriate type of bolts and washers user supplied to securely mount the metering pump to the mounting bracket which is to be installed on the appropriate wall in your building at a distance from the tank that complies with the suction oil line requirements GAUGE INLET ATTENTION RECOMMENDED SETUP PUMP IS MOUNTED LEFT ON WALL ALTERNATE MOUNTING TO THE WALL MAK...

Page 52: ...Properly size all wires and use electrical conduit for all electrical lines 1 Install the pump electrical circuit from the furnace to the metering pump location 2 Wire the pump circuit according to the Metering Pump Wiring Schematic in Appendix B at the back of this manual Wiring your furnace involves the installation of two lines 1 A dedicated electrical line to the furnace 2 A pump electrical ci...

Page 53: ...t 0 75 hg 4 50 hg 0 75 hg 0 75 hg 6 00 hg vacuum The metering pump must be installed with a 3 4 check valve at the end of the suction oil line or the pump will not maintain its prime Use Permatex 2 non hardening gasket sealer on every threaded fitting DO NOT use teflon tape or teflon pipe dope compounds the teflon can flake off and cause damage to the pump head The suction oil line must be 100 air...

Page 54: ...as shown in Figure 4H The canister filter must be installed with the arrow pointing towards the pump direction of oil flow Install the 1 2 x 5 brass nipple into the top side of the 1 2 brass tee assembly Loosely install the 1 2 brass cap onto this nipple DO NOT tighten the cap at this time Figure 4J Oil Line Installation Overview WITH TUBING BENDER RADIAL BEND MADE OF COPPER TUBING TANK BOTTOM TO ...

Page 55: ...valve l Install the 1 2 MPT x 1 2 flare adapter into the 3 4 x 1 2 brass bushing m Slide the 1 2 flare nut over the end of the 1 2 copper tubing and flare the end of the tubing NOTE Use a high quality flaring tool such as a Ridgid Flaring Tool to ensure that all flares are made properly i e so they will be 100 airtight n Install the flared oil line and nut onto the assembled check valve screen and...

Page 56: ...ATTENTION It is critical that you adhere to the following specifications for plumbing the pressure relief back to the tank The metering pump requires the installation of a pressure relief oil line back to the tank that you are pulling oil from as shown in Figures 4H 4J and 4K The pressure relief will open and relieve pressure if there is a restriction in the pressure oil line clogged nozzle etc I8...

Page 57: ...e fed to the burner or the flame will be extinguished and the burner will shut down Be sure to drain water from your compressor tank on a regular basis to keep water out of the air line ATTENTION It is critical that you adhere to the following specifications for pressure oil line installation oil line from the pump to the furnace if these specifications are not met the metering pump will not funct...

Page 58: ...in the stack run If needed increase the vertical length of the stack or install a draft inducer to obtain 02 W C draft over fire Section 8 contains details on adjusting the draft Keep the horizontal stack run as short as possible slant it upward at a minimum of 1 4 per foot of run Keep the stack design simple Complicated stacks with long runs and many turns reduce draft and result in poor burner p...

Page 59: ...STACK SIZE I88449 C SINGLE WALL STACK MIN 24 GAUGE ROOF FLASHING WATERTIGHT FREE FLOW OF THE STACK GASES CLASS A STACK CAP NON RESTRICTIVE TYPE TO ALLOW CLASS A STACK COMPONENTS 3m 10 MIN VERTICAL STACK HEIGHT PLUS 30 cm 1 FOR INSULATED STACK WITH A STAINLESS STEEL LINER 3 m 10 90 cm 3 SETTING DRAFT ADJUST BAROMETRIC DAMPER FOR 04 W C DRAFT AT BREECH 6 mm 1 4 HOLE FOR WARNING MAKE SURE TO INSTALL ...

Page 60: ...IRE SEE SECTION 8 CLASS A STACK COMPONENTS INSULATED STACK WITH A STAINLESS STEEL LINER CLASS A STACK PENETRATION AND CLEAN OUT TEE SINGLE WALL STACK MIN 24 GAUGE 3 FT S E S L E R O M DRAFT AIR OIL DRAFT AT BREECH SETTING DRAFT ADJUST BAROMETRIC 1 4 HOLE FOR DAMPER FOR 04 W C WARNING ENSURE PROPER CLEARANCES BETWEEN STACK COMPONENTS AND COMBUSTIBLES PER ALL APPLICABLE CODES STACK SIZE MIN 8 WARNIN...

Page 61: ...ee or smaller angle NOTE IMPORTANT for Canadian Installations Local codes may require the installation of a clean out tee Installing the Barometric Damper 1 Refer to Figure 4L Install a single wall tee min 24 gauge after the 90 degree elbow in the straight vertical stack section within three to five feet of the furnace breach For horizontal stack runs as shown in Figure 4M install the tee after th...

Page 62: ... installed so that it is level and the flapper moves freely 2 Ensure that main power to the heating equipment is turned OFF 3 Position the stack safety switch over the lip of the barometric damper as shown in Figure 4O 4 Drill a 1 8 pilot hole for the mounting screw and mount the stack safety switch using the mounting screw supplied with the switch NOTE The mounting screw must not interfere with t...

Page 63: ...ted by snow For safe heating equipment operation be sure to keep the area surrounding the stack clear of snow 1 Before resetting the stack safety switch check the stack to make sure it is clear of any obstructions 2 Remove the cover from the stack safety switch and push the small button in the middle of the switch 3 Pushing the stack safety switch reset button will re establish the thermostat circ...

Page 64: ...id fuel burning appliances only DO NOT use single wall stack for your exterior stack Single wall exterior stack chills the stack gases and results in poor draft and poor burner performance 1 Refer to Figure 4L 4M as needed 2 Follow the installation instructions provided by the stack manufacturer 3 Install water tight roof flashing around the penetration of the exterior stack NOTE Clean Burn recomm...

Page 65: ...the Optional Draft Inducer continued NOTE Lubricate the motor as recommended by the Draft Inducer manufacturer I88451 C FURNACE OPERATION OVERFIRE SERVICEMAN ADJUSTS 0 02 W C DRAFT CHECK FOR BREECH SO THE MOTOR DOES NOT DRAFT INDUCER AWAY FROM FURNACE SECTION OF VERTICAL STACK TO POSITION NOTE INSTALL DRAFT INDUCER IN LAST OVERHEAT THIS ALSO REDUCES ASH DO NOT MOUNT THE DRAFT INDUCER IN THE HORIZO...

Page 66: ...e wires will burn out the heat anticipator on the thermostat and will cause the thermostat to fail 5 Mount the thermostat base 60 to 66 from the floor using the hardware provided 6 Reassemble the thermostat body onto the base Align the hinges at the bottom of the cover with the slots at the bottom of the base and swing the cover up into place Replacing the Wall Thermostat Batteries 1 Proper batter...

Page 67: ... The procedures in this section must be performed in sequence without interruption to properly prime the pump Required Tools and Materials The following tools and materials are required for oil pump priming and should be gathered before starting any procedures 3 8 open end wrench 5 8 open end wrench Rags Two containers minimum one gallon Permatex 2 non hardening gasket sealer Adjustable Wrench Pip...

Page 68: ...ut oil in the pump head doing so will severely damage the pump 4 Apply Permatex 2 non hardening gasket sealer to the threads of the plug removed from the pump head Re install the plug and tighten 5 Apply Permatex 2 non hardening gasket sealer to the threads of the 1 2 brass nipple Re install the 1 2 brass cap on the brass nipple and tighten 6 Open the bleeder valve on the pump two to three 2 3 ful...

Page 69: ...itch is in the UP position the pump circuit is activated for priming The pump will continue to run as long as the switch is in this position The oil primary control circuit is de activated so the burner cannot run while the switch is in the UP position BURNER switch is in the DOWN position This is used for normal burner operation When the switch is in the DOWN position the burner controls the oper...

Page 70: ...ensure that it does not leak If the ball valve leaks the vacuum test will not be accurate 4 The vacuum should increase within 30 seconds to 15 inches of vacuum When the vacuum gauge reads 15 inches of vacuum first close and tighten the bleeder then turn the pump off and close the mini ball valve at the outlet port of the pump Observe the vacuum gauge NOTE If the pump will not pull at least 15 inch...

Page 71: ...d the ball valve Do the following Wipe your finger along the cylinder at the shaft of the pump If there is oil here the pump seal is damaged Replace the pump Disassemble and clean all the fittings from the pump to the ball valve Properly seal all fittings with Permatex 2 non hardening gasket sealer or equivalent Check the condition of the o ring on the canister filter and tighten the four canister...

Page 72: ...Operator s Manual Models CB 1750 CB 2500 CB 3250 5 6 ...

Page 73: ...e so the burner will not run 2 Turn the main power to the furnace ON 3 Wait at least 15 minutes until the preheater block is thoroughly warmed up Feel the back of the burner box to make sure the preheater is sufficiently warm The proving switch on the preheater block will not allow the Figure 6A Component Detail of the CB 525 S2 Burner burner to start until the block is hot NOTE The preheater bloc...

Page 74: ...k flame length 12 16 3 8 9 5 Used ATF check flame length 12 16 3 8 9 5 Used Hydraulic Oil check flame length 12 16 3 8 9 5 4 and 5 Fuel Oils check flame length 12 16 3 8 9 5 ATTENTION The settings shown in the charts below are only initial adjustments Final adjustments must be done by inspecting the flame according to the illustrations provided on the following page Initial Adjustments for CB 2500...

Page 75: ...ombustion chamber WARNING The observation port gets hot as the burner fires To avoid personal injury always wear heavy work gloves and safety glasses when opening the port and viewing the flame CAUTION WHEN OPENING INSPECTION PORT PORT MAY BE HOT PROTECT HANDS WEAR SAFETY GOGGLES KEEP FACE AWAY OPEN PORT SLOWLY Figure 6B Flame Length Adjustment Incorrect Flame Adjustment Air Pressure Too High Ensu...

Page 76: ...tack Smoke indicates improper air fuel adjustment NOTE When using instruments to adjust the burner for a smokeless burn the following readings should be achieved Draft over fire should be 02 inch w c Adjust for a smoke spot of a trace to 2 Adjust for a CO2 reading of 8 to 10 or an O2 reading of 7 to 9 Cad cell reading below 500 ohms Checking the Operation of the Blower Motor NOTE It is important t...

Page 77: ...igure 7A 2 Check the combustion chamber for fuel mist by shining a flashlight through the observation port If you see fog fuel mist in the chamber DO NOT push the reset button 3 If the combustion chamber is hot allow the furnace to cool for at least 30 minutes DO NOT push the reset button 4 When you are sure all mist has been cleared from the chamber and the combustion chamber is cool depress the ...

Page 78: ...own the L 200 hi temp limit switch will automatically reset and allow the burner to restart ATTENTION If the L 200 hi temp limit switch is opening repeatedly the burner MUST be readjusted according to the instructions in Section 6 to correct the overheating problem or serious damage to the furnace may occur The L 200 hi temp limit switch will open and shut down the burner if any of the following c...

Page 79: ...88162 D CLEAN OUT CLEAN OUT CAP BREECH CHAMBER COMBUSTION SURFACE MOUNT FROM TERMINAL BLOCK BLACK TAN WIRE BLACK AND TAN WIRE RED TAN WIRE TO BURNER SWITCHES IN SERIES RED TAN WIRE LINKS THE 2 33390 L 200 HI LIMIT NC BLOCK FROM TERMINAL RED TAN WIRE TO TERMINAL BLOCK 33230 F 180 FAN SWITCH SWITCH AUTO RESET 33288 L 290 HI LIMIT AUXILIARY ...

Page 80: ...Operator s Manual Models CB 1750 CB 2500 CB 3250 7 4 ...

Page 81: ...ific type of gauge 2 Note the draft overfire reading on the draft gauge ATTENTION The draft reading should be in the 02 to 04 w c range Poor draft i e 01 to 08 results in back pressure in the furnace and poor burner performance Too much draft overfire i e greater than 04 sucks the heat from the furnace and results in abnormally high stack temperature Figure 8A Checking for Proper Draft Overfire Un...

Page 82: ...tion Solving Draft Overfire Problems WARNING If you cannot achieve proper draft overfire do not operate your furnace Contact your Clean Burn dealer for assistance ATTENTION Backdraft must be resolved or your furnace will not operate correctly Under backdraft conditions draft overfire readings will show positive pressure in the combustion chamber Backdraft means that oil spray combustion products a...

Page 83: ... procedure is an accurate method of determining how much backdraft is created by the exhaust fans Once this is determined you can select the correct method for resolving the backdraft Refer to Figure 8C on the following page as needed 1 Turn off ALL exhaust fans and close ALL doors and windows in the building any open door or window will allow make up air to enter the building and will negate the ...

Page 84: ...MAN ADJUST Service Personnel Special Note to TO OBTAIN 04 TO 06 W C Corresponding Draft Over Fire measurement should be 02 to 04 WC To arrive at proper draft measurements be sure that all fans within the building are running while adjusting the draft to final levels BACKDRAFT EXHUST FAN CREATES BACKDRAFT IN STACK AND SUCKS COMBUSTION GASES DOWN THE STACK AND BACK INTO THE FURNACE OIL SPRAY AND HEA...

Page 85: ... on the exhaust fan Make sure to add up the total CFM if more than one exhaust fan exists in the building b Select the correct size of make up air louver to provide the required CFM of fresh air If you cannot determine the CFM rating of the exhaust fan use the following procedure Procedure 2 a Count the total number of exhaust fans in the building b Close all of the doors and windows in the buildi...

Page 86: ...nce so that they will open automatically during the operation of the appliance The interlock must be placed on the driven member NOTE It is very important to follow these instructions carefully to ensure proper performance of the louver 1 The louver must not be close to the furnace The fresh air should travel at least 40 to 50 feet before reaching the furnace so the air warms up The furnace will n...

Page 87: ...vice instructions procedures for these activities are included in this chapter Maintenance Activity Interval Periodic Burner Inspection Monthly Cleaning the canister filter Before vacuum gauge reads 10 HG of vacuum Servicing the metering pump At least once a year Cleaning the check valve screen At least once a year Cleaning water sludge out of tank At least once a year Cleaning out ash Approx 700 ...

Page 88: ...iminishing or displays wide variations clean the canister filter and check valve screen procedures provided in this section If the flame is firing too strongly i e flame touches back and or side walls of the combustion chamber check the air pressure setting see following guideline Check the air pressure by observing the air gauge proper air pressure settings are provided in Section 6 DO NOT overfi...

Page 89: ...e oil from the canister 4 Remove the canister bowl 5 Clean the screen and the bowl in a parts washer 6 Referring to Figure 9B examine the filter components as you reassemble them 7 Check the condition of the O rings Replace any that are cracked or worn 8 Ensure that the canister filter is 100 airtight by firmly tightening the four bolts 9 After the pump head screen is serviced as well page 9 4 ope...

Page 90: ...he pump head cover part 1 3 Remove the screen part 2 and wash it 4 Remove and discard the used gasket part 3 5 Install a new gasket Clean Burn Part 32422 6 Replace the screen and pump head cover Figure 9C Servicing the Metering Pump INLET GAUGE ROTATION A2RA 7720 I88332 A 3 2 1 PART No 32423 PART No 32422 RELIEF ...

Page 91: ...creen Clean these components in a parts washer 3 Check the operation of the check valve The valve must seat so it is airtight to hold pump prime 4 Re assemble and re install the components Apply Permatex 2 non hardening gasket sealer or equivalent to the threaded fittings Firmly tighten all connections so the suction line is 100 airtight 5 Follow pump priming instructions in Section 5 to re establ...

Page 92: ... regular basis a considerable amount of sludge etc may have accumulated on the bottom of the tank Under these circumstances it is advisable for you to hire your used oil hauler to pump the tank Make sure the tank is pumped to the bottom to remove all sludge etc from the tank your used oil hauler may charge an additional fee for this type of service The best time to pump the used oil tank is at the...

Page 93: ...and reduces heat transfer significantly Never allow more than 1 4 of ash to accumulate in the combustion chamber heat exchanger flues or stack CAUTION Be aware that used oils may contain heavy metallic compounds or foreign materials When burned these compounds are deposited within the furnace necessitating careful cleaning The following protective gear should be worn when cleaning the ash Respirat...

Page 94: ...he combustion chamber Carefully remove the Energy Retention Disc with a long handle or pipe Lightly vacuum the Energy Retention Disc e Check the color of the ash it should be light gray or tan ATTENTION White ash indicates excessive air pressure Black ash or soot indicates lack of combustion air If these conditions exist call your Clean Burn dealer DO NOT overfire your furnace by turning up the co...

Page 95: ...e for the next heating season Various levels of service are provided to fit your particular need End of Season Maintenance ATTENTION Turn main power to your furnace OFF at the end of the heating season EPA regulations allow your used oil to be burned only for heat recovery DO NOT operate your furnace during warm weather just to burn oil or severe damage to the combustion chamber heat exchanger may...

Page 96: ...Operator s Manual Models CB 1750 CB 2500 CB 3250 9 10 ...

Page 97: ...ncountered in furnace operation and adjustment The Flow Chart outlines the proper sequence of events in furnace operation use this chart to help diagnose where a problem may be occurring More specific troubleshooting information is provided in the Troubleshooting Tables following the flow charts Each table lists a Problem Possible Cause and Possible Action s to fix the problem ...

Page 98: ...re than 10 psi of air pressure Pump circuit starts oil pump Yellow indicator light ON Pump circuit opens oil solenoid Air sensing switch receives power from centrifugal switch INITIAL START UP Combustion air band adjusted for proper combustion air Centrifugal switch closes and sends power to air sensing switch Burner motor starts and reaches full rpm Burner ignites Oil primary control receives 500...

Page 99: ...e 140 degrees F If the heater block is NOT HOT a Wait 15 minutes for the heater block to heat up and re check the back of the burner and b Check the block heater thermostat and block heater element Refer to the wiring diagram and ladder schematic in Appendix B 4 If the block is HOT a Check the red wire at the F 120 proving switch for power If there is NO power at the red wire refer to the wiring d...

Page 100: ...ed by exhaust fans in your building Follow instructions in Section 8 5 Disconnect the yellow wires from the F terminals Start the burner and check the ohm reading from the cad cell You have 10 seconds to perform this test before the burner shuts off on reset Refer to Section 7 to reset the oil primary control If the ohm reading is above 500 ohms a Check the position of the cad cell the cad cell mu...

Page 101: ...hm signal Follow the procedures in the previous problem top page 10 4 3 Follow the instructions in Section 5 to adjust the air regulator for proper air pressure DO NOT turn the air compressor off while the furnace is operating If you turn the air compressor off at night turn the wall thermostat to OFF so the burner will not run 4 DO NOT shut off power to the furnace overnight or the heater block w...

Page 102: ...ht 2 Make sure the pump head is filled with oil prior to starting the pump See Section 5 3 Follow the procedure in Section 5 to fill the oil line and prime the pump 4 With the pump not running wipe your finger along the bottom of the cylinder at the pump shaft If there is oil at the pump shaft the seal is damaged Replace the pump or replace the seal NOTE Some oils will expand as they warm up Becau...

Page 103: ... position the coupling so that both shafts turn freely c The shaft on the motor or oil pump will not turn freely If you can t turn the shafts replace the faulty part s Blower motor runs all the time 1 Blower motor circuit is wired incorrectly 2 For CB 2500 3250 ONLY Blower relay is stuck in the closed position 1 Refer to wiring diagram and ladder schematic in Appendix B to troubleshoot the blower ...

Page 104: ...Operator s Manual Models CB 1750 CB 2500 CB 3250 10 8 ...

Page 105: ...ing NFPA 31 1 Ceiling hung 2 Raised platform 3 non combustible platform 1 Ceiling hung 2 Raised platform 3 non combustible platform 1 Ceiling hung 2 Raised platform 3 non combustible platform Electrical Requirements VAC 60 Hz 115 115 115 230 Circuit Breaker 20 amps 30 amps w options 30 amps 50 amps 115 Volts 35 amps 208 230 Volts Wall Thermostat 24 volt 24 volt 24 volt Oil Pump Suntec A2RA 7720 Su...

Page 106: ... end Compressed Air Requirements CB 1750 2 0 CFM 25 PSI CB2500 3250 2 5 CFM 25 PSI Oil Primary Control Carlin Oil Primary Control W Interupted Ignition Heater Element in Preheater Block 400 Watts Air Pressure Switch MPL 808 Setting for Preheater Thermostat 140 ºF 12 26 1 2 4 3 4 AIR OIL 261 2 261 2 7 1 4 18 3 4 51 1 8 8 1 2 83 52 1 8 13 18 1 2 6 1 2 12 12 I88454 D TOP VIEW SIDE VIEW CB 1750 MEASUR...

Page 107: ...4 14 1 2 2 3 4 21 3 4 69 103 1 4 6 CB 2500 NOTE MEASUREMENT FROM BOLT CENTER TO BOLT CENTER IS 69 12 12 18 3 4 I89024 B SIDE VIEW TOP VIEW 31 81 FRONT VIEW 28 1 4 28 1 4 2 5 8 7 28 1 4 22 6 3 18 1 2 4 3 4 28 3 4 79 1 2 121 CB 3250 NOTE MEASUREMENT FROM BOLT CENTER TO BOLT CENTER IS 79 1 2 15 1 2 15 1 2 20 I89025 A SIDE VIEW TOP VIEW 8 3 4 33 3 4 ...

Page 108: ...5 S2 Burner Component Detail 3 4 5 17 20 22 14 9 12 10 11 15 23 26 I88234 C CB 525 S2 BURNER 8 1 2 6 7 16 25 150 130 120 110 140 160 170 13 2 1 1 1 2 1 7 6 8 1 9 0 1 2 3 4 5 6 7 8 9 10 11 0 12 13 14 15 psi OIL 60 AIR 30 20 50 psi 40 0 10 5 4 13 18 19 21 24 SEE ILLUSTRATION I88543 FOR PART NUMBERS ...

Page 109: ...35 1 FEMALE ELBOW 3 16 T x 1 8 NPT 9 32179 1 AIR GAUGE 0 60 PSI 10 32253 1 FEMALE ELBOW 1 8 TP x 1 8 NPT 11 33297 1 HOUR METER 60 Hz 12 33169 1 GREEN LIGHT POWER 13 33168 1 AMBER LIGHT PUMP 14 31113 1 FAN SQUIRREL CAGE 15 26044 1 MOTOR MOUNT PLATE 16 33175 1 BLOWER MOTOR 17 26053 1 RIGHT SIDE COVER 18 11335 1 HOUSING INCLUDES ITEM 23 19 13148 1 HEATER BLOCK ASSEMBLY 20 11265 1 COVER HINGED 21 SEE ...

Page 110: ...Detail Burner Components continued 14 26 24 30 29 59 32 31 8 8 11 12 2 1 5 4 22 23 21 2 2 16 18 19 34 41 42 43 39 40 36 38 45 35 33 44 17 20 37 3 48 49 50 51 52 53 54 55 56 57 58 9 8 7 10 6 I88543 A 4 2 27 13 28 0 9 1 8 4 5 6 7 1 2 3 1 1 12 3 1 15 17 17 0 16 0 14 0 11 0 12 0 13 0 15 0 60 25 47 46 46 ...

Page 111: ...ENT 400 WATTS 25 33041 1 PROVING SWITCH NORMALLY OPEN 26 32325 1 MALE ELBOW 1 8 x 1 8 NPT FOR AIR GAUGE LINE 27 54020 1 3 16 COPPER TUBING OIL GAUGE LINE 28 33011 1 HEATER BLOCK THERMOSTAT NORMALLY CLOSED 29 32359 1 REGULATOR SURFACE MOUNT 30 14090 1 REGULATOR LOCK PLATE 31 34148 8 REGULATOR MOUNTING SCREW 32 34114 8 LOCK WASHER 8 Z 33 34147 2 REGULATOR THREADED STEM 34 34022 2 HEX NU T 10 32 Z 35...

Page 112: ... BURNER TUBE AND REQUIRES 3 SELF TAPPING SCREWS IT IS VERY IMPORTANT THAT THE SPINNER HEAD IS NOT TIPPED FROM SIDE TO SIDE OR FROM TOP TO BOTTOM USE PROVIDED SCREWDRIVER AS WEDGE TO HOLD THE SPINNER RETENTION HEAD IN POSITION THEN TIGHTEN THE THREE SCREWS TO LOCK THE HEAD IN POSITION 3 16 GAP BETWEEN ELECTRODES NOZZLE CRITICAL DIMENSION NOZZLE MUST BE 1 8 AHEAD OF THE DISK NOZZLE MUST NOT BE BEHIN...

Page 113: ...he orifice If the blockage is a tarry material or a hard black material call your Clean Burn dealer for service 3 Flush all components with WD 40 to remove oil residues 4 Reassemble the nozzle components When tightening the stem just barely snug it down DO NOT overtighten 5 Check the O ring on the nozzle stem Replace the O ring if it is in the least bit cut or deformed 6 Lubricate the O ring on th...

Page 114: ... DETAIL D I88953 C DETAIL B B C A D 3 2 8 9 20 21 22 24 23 25 35 36 37 38 39 40 41 42 43 44 46 47 48 50 51 53 54 55 52 57 56 45 58 61 62 60 59 49 31 32 33 34 26 28 29 27 30 31 32 CABINET CB 1750 11536 1 10 11 12 13 14 15 16 17 18 19 21 15 4 64 63 65 66 67 70 71 73 69 68 72 ...

Page 115: ...CONDUIT or 1 4 48 12249 FLEX CONDUIT R W 3 8 X 43 49 29090 SWITCH COVER 50 29114 TOP HEAT SHIELD CB 1750 51 23091 FLUE TUBE CB 1750 52 11485 FURNACE WELD ASSY CB 1750 53 34007 5 8 11 X 2 1 8 ROD COUPLNG NUT 54 29094 ANGLE BLOWER SHORT 55 29093 ANGLE BLOWER LONG 56 11553 SHROUD BACK CB 1750 PAINTED 57 29096 SEAL STACK RING 58 33230 FAN SWITCH SURFACE MOUNT 180 59 29068 BRACKET TEMP HI LIMIT 60 3400...

Page 116: ...Operator s Manual Models CB 1750 CB 2500 CB 3250 A 12 BLOWER ASSEMBLY CB 1750 2 4 5 6 7 2 8 9 10 1 11 12 1 3 I88954 ...

Page 117: ...BLOWER DD 1750 10 10A 5 33142 CLAMP 3 8 FLEX CONDUIT or 1 4 6 33470 FLEX CONDUIT R W 3 8 x 19 7 33000 CONNECTOR 90 DEG THRD NUT 8 33422 CAPACTR BONNET RUBBER CAP 9 33419 CAPACTR RUN 370 V 10 Mfd 10 33454 CAPACTR STRAP Hold Down Clamp 11 34159 1 4 X 3 4 SLOTTED IND HEX 12 33448 MOTOR 3 4 HP 33055 WIRE PROTECTOR anti short 43205 INSTRUCTION SHEET CB 1750 14246 BLOWER CB 1750 ASSEMBLY ...

Page 118: ...C DETAIL D 2 3 9 20 21 22 23 24 34 35 20 36 37 38 39 40 41 42 43 44 45 48 49 50 51 52 53 54 55 56 57 58 39 59 60 61 62 63 25 26 27 29 28 30 31 33 32 31 32 CABINET CB 2500 11471 1 10 11 12 13 14 15 16 17 18 19 15 I88955 B 4 67 57 64 65 66 72 68 69 70 71 73 76 46 47 75 DETAIL B 74 ...

Page 119: ... HEAD TEK SCREW 50 33545 FLEX CONDUIT RW 1 2 x 65 51 23079 FLUE TUBE CB2500 52 29133 REAR CHAMBER WA 2500 53 11554 SHROUD BACK CB 2500 PAINTED 54 29072 ANGLE BLOWER SHORT 55 34007 5 8 11 X 2 1 8 ROD COUPLNG NUT 56 29073 ANGLE BLOWER LONG 57 29096 SEAL STACK RING 58 34191 3 8 16 X 3 4 CARRIAGE BOLT 59 33230 FAN SWITCH SURFACE MOUNT 180 60 34004 8 X 1 2 WASHER HEAD TEK SCREW 61 29068 BRACKET TEMP HI...

Page 120: ...Operator s Manual Models CB 1750 CB 2500 CB 3250 A 16 BLOWER ASSEMBLY CB 2500 1 2 3 4 5 6 7 8 7 9 1 7 10 11 12 13 14 15 I88956 ...

Page 121: ... WELD 7 34116 10 X 5 8 HEX WASHER HEAD TEK Z 8 34035 CB 3 8 16 X 1 25 G5 Z 9 34159 1 4 X 3 4 SLOTTED IND HEX 10 34009 3 8 16 HEX SERR FLANGE NUT PLT 11 33416 CAPACTR STRAP Hold Down Clamp 12 33422 CAPACTR BONNET RUBBER CAP 13 33414 CAPACTR RUN 370 V 30 Mfd 14 33142 CLAMP 3 8 FLEX CONDUIT or 1 4 15 33000 CONNECTOR 90 DEG THRD NUT 14245 BLOWER CB 2500 DD ASSEMBLY 42365 LABEL TO REMOVE SHPING BRKT 43...

Page 122: ...A 1 2 3 8 9 10 12 13 14 15 17 19 20 21 19 33 34 35 36 37 16 38 39 13 40 47 48 44 11 42 49 50 51 52 53 32 24 25 26 27 28 29 28 29 30 31 DETAIL C CABINET CB 3250 11595 I89028 B 43 16 22 18 23 41 4 46 45 61 60 59 58 54 55 62 64 63 57 56 71 65 66 67 68 69 70 72 73 DETAIL B ...

Page 123: ...84 LID E BOX 47 29090 SWITCH COVER 48 33545 FLEX CONDUIT RW 1 2 x 65 49 29064 FAN SWITCH MOUNTING PLATE 50 33230 FAN SWITCH SURFACE MOUNT 180 51 29068 BRACKET TEMP HI LIMIT 52 33288 AUXIL HI LIMIT AUTO RESET 290 53 33390 SWITCH TEMP HL 54 34050 8 32 X 3 8 SLTD IND HEX TYPE F 55 33486 TERMINAL BLOCK A SCREW 56 33547 CONNECTOR 1 2 ID Screw In Type 57 33286 SWITCH DPDT ON ON 58 33267 CONNECTOR 3 8 ID...

Page 124: ...Operator s Manual Models CB 1750 CB 2500 CB 3250 A 20 15 16 17 14 12 13 18 3 19 20 21 22 11 1 2 3 4 5 6 7 8 9 10 2 BLOWER ASSEMBLY CB 3250 I89023 ...

Page 125: ...ING PACKAGE 8 31194 1 SHAFT W KEYWAY 15 9 31084 BLOWER 10 31228 BLOWER WIRE GUARD 3250 3500 5000 11 31187 MOTOR MOUNT BRACKET 12 34290 5 16 18 X 3 4 SQUARE HEAD 13 24087 MOTOR MOUNT 14 34072 5 16 18 STOVER TOP LOCK NUT 15 33533 BLOWER MOTOR 2HP RESILIENT MOUNT 16 210129 KEY SQ 3 16 X 1 17 31223 MOTOR PULLEY 3250 3500 BLOWER 18 31238 SHEAVE BUSHING 7 8 19 25046 ANGLE FRONT 20 34328 5 16 18 X 3 4 HE...

Page 126: ...UGE IN LET RO TA TIO N N I O U T 13 27 15 1 28 16 23 24 26 25 24 23 17 16 22 21 20 19 18 PACKAGED WITH CLEAN BURN EQUIPMENT PACKAGED WITH CLEAN BURN EQUIPMENT 29 A2RA 7710 GA UG E INL ET R H RO TA TIO N INL ET 30 31 SINGLE PIECE OF COPPER TUBING USER SUPPLIED 7 4 8 SUPPLY TO BURNER 6 5 RETURN TO TANK RELIE F ...

Page 127: ...BRASS 12 32210 ST EL 90 1 4F 1 4M NPT 13 32336 BUSHING 3 4 X 1 4 BR 14 32123 GAUGE LENZ 15 32127 CANISTER FILTER 16 32430 BUSHING 3 4 X 1 2 17 32446 NIPPLE 1 2 X 5 BRASS 18 32429 TEE 1 2 BRANCH 19 32137 EXTERNAL PIPE ADAPTER 20 32142 BALL VALVE 1 2 NPT 21 32062 MALE CONNECTOR 1 4 TUBE 22 32443 BUSHING 1 4 X 1 2 BRASS 23 32141 FLARED TUB TO PIPE STRAIGHT 24 32140 LONG NUT 1 2 25 32139 TUBE TO PIPE ...

Page 128: ...Operator s Manual Models CB 1750 CB 2500 CB 3250 A 24 ...

Page 129: ... BLACK BLACK WHITE DRAFT INDUCER OPTIONAL CAP BLACK WHITE Blk Wht HT OIL Red Wht HT Red Wht HT PUMP R W HT BRACKET ON CONTROL HIGH LIMIT AUTO AUX TEMP LIMIT HIGH SWITCH TEMP FAN SURFACE MOUNTED Blk Wht HT POWER IN 120 VAC L2 NEUT WHT BLACK WHITE HOT BLK GRND L1 L1 L1 L2 L2 4 5 3 BLK RED BLK WHT CONNECTOR FACE GRN PRIME PURPLE WHT RED BLK WHITE GRN BURNER RUN PUMP BLOWER Ref 42424 ...

Page 130: ...WHITE L1 L 2 WHITE SPADE BLOWER MOTOR 1 T 2 T BLK WHT DRAFT INDUCER OPTIONAL CAP BLACK WHITE MOUNTED SURFACE FAN TEMP SWITCH PUMP Red Wht HT Red Wht HT AUX AUTO LIMIT HIGH ON CONTROL BRACKET HIGH LIMIT TEMP R W HT GRND OIL 120 VAC POWER IN L1 L2 WHITE BLACK NEUT WHT HOT BLK L2 5 4 3 L1 L2 L1 FACE CONNECTOR Blk Wht HT Blk Wht HT BLK RED WHT GRN PUMP BURNER PRIME WHITE PURPLE RED WHT BLK GRN RUN BLK...

Page 131: ... LABEL SUPPLIED WITH THE MOTOR FOR CW ROTATION FACING THE SHAFT AND 115 VOLTS CONTACTOR HAS A 110 120 VOLT AC COIL T 1 T 2 115VOLTS AC ORANGE HOT LEG GROUND COMMON NEUTRAL WHITE BLACK IN VOLTS 115 1 L 2 L MOTOR BLOWER GREEN SWITCH SURFACE MOUNTED Red Wht HT Red Wht HT PUMP ON CONTROL AUTO LIMIT BRACKET AUX HIGH HIGH TEMP LIMIT R W HT BLACK OIL WHITE L2 4 5 3 L2 L1 L1 CONNECTOR FACE TEMP FAN Blk Wh...

Page 132: ...AS A 110 120 VOLT AC COIL 2 T1 T 230VOLTS AC ORANGE GROUND HOT LEG BLACK WHITE COMMON NEUTRAL VOLTS IN HOT LEG 230 L1 2 L MOTOR BLOWER GREEN BLACK PURPLE 5 HIGH AUX AUTO BRACKET ON CONTROL LIMIT I89027 A PUMP OIL Red Wht HT SURFACE MOUNTED Blk Wht HT Blk Wht HT TEMP LIMIT HIGH R W HT FAN TEMP SWITCH Red Wht HT Ref 42516 BLK RED RED FACE WHT GRN CONNECTOR WHITE WHITE BLACK DRAFT INDUCER OPTIONAL OR...

Page 133: ...E THE BLADE IN THE RELEASE SLOT TO REMOVE OR INSTALL A WIRE TO RELEASE THE JAWS CAREFULLY PULL THE BLADE OF THE SCREWDRIVER I88249 C IS CLIPPED TO THE INSIDE OF THE BURNER HOUSING ON THE RIGHT FROM THE RELEASE SLOT 8 BLACK BLACK CAD CELL YELLOW YELLOW NOZZLE TEMP SW THERMO WALL STAT BURNER SWITCH CENTRIFICAL BLACK MOTOR ORANGE BLUE FORMER PRIMARY OIL T F T F BLUE TRANS BLACK LIGHT GREEN WHITE WHIT...

Page 134: ... BURNER MOTOR AIR PRESSURE POWER ON G PUMP ON HOUR METER A OIL SOL U R N E R B MODEL CB 1750 UH CF PROVING SWITCH 120 BK HOT NEUTRAL DRAWING I44080 BLOWER SWITCH METAL SURFACE 33230 BLOWER MOTOR F U R N A C E DRAFT INDUCER MOTOR OPTIONAL 140 130 SECONDARY TEMP SWITCH N C ON METAL SURFACE 33288 HI LIMIT TEMP SWITCH N C ON METAL SURFACE 33390 PUMP PRIME SWITCH OIL PUMP MOTOR CAD CELL OPERATING AQUAS...

Page 135: ...ATER PRIMARY CONTROL AIR COMPRESSOR OPTIONAL 400 WATTS BLOCK HEATER SPARK GAP IGNITION TRANSF 130 140 BLOCK THERMOSTAT N C HELD OPEN BURNER MOTOR AIR PRESSURE OR POWER ON G PUMP ON HOUR METER A OIL SOL AIR SOL U R N E R B SINGLE POLE RELAY MODEL CB 2501 UH CF PROVING SWITCH 120 CAD CELL BK F F 110 V COIL HOT NEUTRAL 24 VOLTS AQUASTAT OPERATING T T OIL PUMP MOTOR DRAWING I44076 BLOWER SWITCH METAL ...

Page 136: ... 400 WATTS BLOCK HEATER 140 WATTS NOZZLE HEATER AIR PRESSURE G POWER ON PUMP ON A B E R R N U DRAFT INDUCER MOTOR 120 R OPTIONAL C E A N DRAWING I44123 F U 115 VOLTS 60 Hz OIL WHT AIR COMPRESSOR OPTIONAL IGNITION TRANSF CONTROL PRIMARY BL OR SPARK GAP F CELL CAD BK F T 24 VOLTS AQUASTAT OPERATING T AIR SOL SECONDARY TEMP SWITCH N C ON METAL SURFACE 33288 BLOWER SWITCH METAL SURFACE 33230 HI LIMIT ...

Page 137: ...E 33390 RD BK HI LIMIT TEMP SWITCH N C WHT GRN WHT GRN BK RD OIL SOL HOUR METER 400 WATTS BLOCK HEATER 140 WATTS NOZZLE HEATER AIR PRESSURE G POWER ON PUMP ON A B E R R N U DRAFT INDUCER MOTOR OIL PUMP MOTOR ON METAL SURFACE 33288 SECONDARY TEMP SWITCH N C 120 BK R OPTIONAL C E A N DRAWING I44122 F U 230 VOLTS 60 Hz PUMP PRIME SWITCH OIL WHT AIR COMPRESSOR OPTIONAL IGNITION TRANSF CONTROL PRIMARY ...

Page 138: ...750 CB 2500 CB 3250 B 10 Wiring Diagrams continued Figure B10 Metering Pump Wiring Schematic R E D BLK GRN BLUE L 2 WHT L 1 BLK CAP BLK BLK SEE FURNACE SCHEMATIC I44040 115 V 60 HZ POWER FROM OIL PUMP CIRCUIT ENCLOSED J BOX GROUND ...

Page 139: ...t The control should recycle restart after 65 seconds 3 If control does not operate as described check the wiring Start up operation Do not start the burner if the combustion chamber contains oil or oil vapor The amber LED every 3 to 4 seconds green LED will be on or blinking Power ON Open all manual oil line valves Close the line switch Self test 1 The control performs a boot up test to verify in...

Page 140: ...set button for 2 seconds CAD cell seeing light Green LED on and amber LED blinking 1 second on 4 seconds off Remove one yellow lead from FF terminals If the amber LED If the amber LED goes OFF the control is OK and light is leaking into the burner housing OR CAD cell is defective OR there is a problem with the CAD cell wiring or holder If appliance was recently shut down CAD cell may see residual ...

Page 141: ...__________________________ Furnace Installed Date __________ By name phone __________________________________ Furnace Inspected Date __________ By name phone __________________________________ Note Refer to Section 9 for Maintenance Instructions Draft Readings Service Record Date Draft Date Initials of Technician Burner Stack Canister Metering Check Valve Chamber Stack Oil Tank A P M Filter Pump a...

Page 142: ...Operator s Manual Models CB 1750 CB 2500 CB 3250 C 2 ...

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