KLC Manual - 2012-11-12 - E3 Rev C
Contents
1. Blower Low speed Check if the constant low speed switch is ON High speed wait for the seconds delay DIP switch adjustments on the board Blower High speed Check out procedure No Heat Check for 120 Volts on the black wire contact COM on the Riello burner relay kit Check if oil primary control is on reset Check for continuity between the two wires yellow and violet on the Riello burner relay kit Check for 120 Volts on the contact No of the Riello burner relay kit Check for 120 Volts on terminal 1 of the bypass timer relay 15sec Check for 120 volts on the orange wire coming to the burner L Check for 120 Volts at the CONT terminal on the electronic fan control Check for 120 Volts on both side of the constant low speed switch Check for 120 Volts at the Heat terminal of the electronic fan control No Cooling Check for 24 Volts between G and C on electronic fan control Check for 120 Volts at the COOL terminal of the electronic fan control Corrective action Yes Move to next step No Back to step 4 or check for bad connection Yes Press reset button No Move to the next step Yes Move to next step No Change the electronic fan control Yes Move to next step No Change the Riello burner relay kit Yes Move to next step No Change the relay check for 120v on pressure switch terminals Yes Failure on the burner No Change the electron2. WILL FREEZE AND WILL DAMAGE UNIT IMPORTANT This manual contains instructional and operational information for the KLC OIL FIRED FURNACE Read the instructions thoroughly before installing furnace or starting the burner Consult local authorities about your local FIRE SAFETY REGULATIONS All installations must be in accordance with local state or provincial codes Improper installation will result in voiding of warranty Installation Operation and Service Manual KLC 086 intert 2 0 PRODUCT INFORMATION CLEARANCE minimum TO COMBUSTIBLES Top of Supply Plenum 1 25 mm Front Maintenance 24 610 mm Rear Maintenance 24 610 mm Side Non Access 1 25 mm Side Access maintenance 24 610 mm Vent Pipe 0 0 mm Floor Can be installed directly on combustible or non combustible AIR BLOWER DATA Maximum external static pressure 0 5 wc Maximum cooling unit capacity 3 0 tons Maximum air temperature rise oee pages 14 and 27 High Limit temperature 215F Thermostat anticipator see thermostat instructions MOTOR BLOWER KLC 088 1 2 hp ECM GT12 10 FAN HIGH LIMIT CONTROL Honeywell ST9103A1028 Fan Center amp Thermo Disk 7 stem THERMOSTAT Any wall thermostat FUEL Not heavier than No 2 furnace oil ELECTRICAL 120 Volts 60 Hz Canada Less than 12 amps USA 13 3 amps circuit protection 20 amps VENT PIPE CONNECTION 3 IPEX 636 CON
3. manual Rear Flue Furnace illustration A Vent Fill Cap See page 8 Gauge for vent H options E installation Oil Tank Furnace Shut Off Burner a p Oil Line EN Ju d A Oil Filter Cleanout Oil Filter 10 Micron Supplied With Furnace Oil Tank and Piping 3 1 PLACEMENT amp VENTING Furnace installation shall conform to the required installation code for oil fired equipment USA NFPA 31 Canada CSA B139 FLOOR SUPPORT VENT WARNING COMBUSTION amp VENTILATION AIR ELECTRICAL CLEARANCES COMBUSTIBLE If required support furnace on five 5 concrete blocks Make sure the center of the furnace base is supported For a furnace installed on a combustible floor consult the applicable code and authorities having jurisdiction on this application The floor must support the weight Connect the furnace to the vent system of size and condition required by the NFPA 31 USA or CSA B139 Canada code Furnace is approved for factory built venting material IPEX 636 PVC Breech is certified for 3 vent pipe Keep vent flue pipe as short as possible with min 1 4 per foot upward slope BE AWARE THAT REMOVING BAFFLES REDUCES THE UNIT S EFFICIENCY AND INCREASE THE OUTLET TEMPERATURE A MODIFIED UNIT IS NO LONGER ENERGY STAR APPROVED THIS COULD RESULT IN FIRE HAZARD AND OR OTHER HAZARDOUS CONDITIONS THAT MAY LEAD TO BODILY HARM Install
4. 9103 Before trouble shooting the board check for the 5 amp fuse 0 un lt 2 jo lt JO 2 For accurate trouble shooting follow step by step the Trouble Shooting Chart Step Possible Cause 1 Incoming supply 2 Transformer 3 Electronic Fan Check out procedure No Heat Check for 120 Volts between terminal S2 and 3 on electronic fan control Check for 120 Volts between terminal S3 and 4 on electronic fan control Check for 24 Volts between terminal X and C on electronic fan control Check for 24 Volts between R and C Corrective action Yes Move to next step No Check breaker main power switch Yes Move to next step No Check for bad connection Yes Move to next step No Change Transformer Yes Move to next step No Change the electronic board control Check for 24 Volts between Yes Move to next step terminal W and C No Check thermostat and wiring 4 Warning Make sure the quick connect cable is fully inserted on the board Check for 120 Volts on each yes Move to step 5 Limit Control Check for 120 Volts coming from the main plug in of the electronic fan control to the limit control Check for 120 Volts coming out of the limit control Yes Move to next step No Change the electronic fan control Yes Move to step 5 No Failure on the limit control circuit Temperature too high Bad limit control 18 Step Possible Cause Riello burner
5. DENSATE DRAIN PLASTIC HOSE 2 diameter CLEANOUTS Rear Cover amp Burner Opening AIR FILTER KLC 086 2 x 12 x 20 x 2 non pleated UL approved PLENUM DIMENSIONS KLC 088 CONFORTO Cold air return A 20 x 20 508 x 508 mm Hot air supply B 20 x 20 508 x 508 mm Plenum spacing C 3 76 mm KLC 088 DIMENSIONS Dimensions are in inches 3 0 FURNACE INSTALLATION OIL TANK amp PIPING Tank installation must conform to local requirements Install according to the applicable code such as CSA B139 and NFPA 31 Minimize number of connections in suction line and make all connections air tight Use a pipe joint compound suitable for oil on all pipe threads To reduce possibility of air leaks tighten stem packing gland nut on any valves installed in the suction line Also be sure the oil filter is tight as filter gaskets often shrink Check for kinks in the oil lines as well as for possible air pockets and for loose connections Two filters as shown below are recommended Optional tank gauge protectors and outlet protectors are available at your local dealer ONE PIPE SYSTEM Where the tank outlet is above the burner and when the oil flows by gravity to the oil pump a single stage fuel unit with a single oil line to the pump may be used TWO PIPE SYSTEM When a single line is not suitable use double line or contact your dealer for special oil line fittings Install by pass plug on burner fuel pump as specified in the burner
6. Installation Operation and Service Manual KLC Condensing Unit 95 EFFICIENCY OIL FIRED LOWBOY FURNACE Model KLC 088 LISTED Intertek INSTALLATIONS MUST MEET ALL LOCAL AND FEDERAL CODES THAT MAY DIFFER FROM THIS MANUAL Please read the manual in its entirety before beginning installation This manual must be kept with the furnace for future reference GRANBY FURNACES INC PO Box 637 12118 Hwy 209 Parrsboro Nova Scotia Canada BOM 1S0 902 254 2543 www granbyindustries com 11 12 2012 G2012 E3 Rev C 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 10 TABLE OF CONTENTS IMPORTANT SAFETY ADVICE PRODUCT INFORMATION FURNACE INSTALLATION 3 1 PLACEMENT amp VENTING 3 2 INSTALLATION CODES 3 3 INSTALLATION 3 4 VENTING OPTIONS ACCESSORIES INSTALLATION BURNER INSTALLATION AND SPECIFICATIONS 5 1 ASSEMBLY amp INSTALLATION OF THE BURNER 5 2 SET BURNER FOR EFFICIENT OPERATION 5 3 TECHNICAL INFORMATION FURNAGE OPERATION AND SETTINGS 6 1 BLOWER SETTING 6 2 FAN TIMER CONTROL BOARD ST9103 A 1028 6 3 ST9103A 1028 CONTROL BOARD SEQUENCE 6 4 SERVICING FAN TIMER 519103 A 1028 6 5 FLUE AND FRESH AIR PIPE SERVICING SERVICE AND MAINTENANCE 7 1 CLEANING HEAT EXCHANGER 7 2 BLOWER REMOVAL ELECTRICAL WIRING DIAGRAM EXPLODED PARTS VIEW START UP TEST RESULTS NNO O1 10 24 26 1 0 IMPORTANT SAFETY ADVICE Please read and under
7. TART UP TEST RESULTS Model Serial Number Date of installation Installer name amp address START UP TEST RESULTS Size of unit Btu h Nozzle Oil Pressure psi Burner adjustments RIELLO F 3 RIELLO BF 3 Turbulator Air Gate Venting type installation Two pipe system Coaxial System Vertical one pipe system Smoke result 0 TRACE Combustion Results CO 96 Excess air 96 Efficiency 96 Ambient temperature F Gross flue temperature F Temperature rise T see page 27 External total static pressure W C see page 27 A C Coil total resistance W C see page 27 26 TEST PROCEDURES External Total Static Pressure Reading Total Static Pressure Supply Pressure Ps Return Pressure Pr A C Coil Total Resistance Reading A C coil total resistance Coil Pressure Pc Supply Pressure Ps Temperature Rise Reading Temperature rise Supply Temp Ts Return Temp Tr Probe must not be in direct sight of heat exchanger 27 GRANBY Granby Furnaces Inc manufactures a full line of oil fired furnaces in its 70 000 square feet facility Granby products are sold across Canada and the United States through a distribution network Our team of engineers designers and technicians continually research and develop products to go beyond the demanding specifications of today s certifications Thank you for choosing Granly 28
8. all selected nozzle check for clean seating and tighten in nozzle adaptor ELECTRODES oee burner manufacturer s instructions for correct setting retento BURNER INSERTION I In mm RIELLO 21 2 63 MOUNT BURNER Tighten top nut first so burner tips down slightly The burner is always installed in an upright position by four 4 nuts PUMP BY PASS For one pipe system factory setting no PLUG plug BF3 BURNER 2 PIPES IPEX VENTING THE PRESSURE TUBE MUST BE CONNECTED ON THE APPROPRIATE LOCATION TOP RIGHT ON THE BURNER CASING r a F3 BURNER 1 PIPE IPEX VERTICAL VENTING THE PRESSURE TUBE MUST BE CUT AT THE EXIT OF THE ELECTRICAL BOX IT SHOULD MEASURE ATMOSPHERIC EEEE EEEE EEEE ee eee eee Ts WIRING Refer to wiring diagram for correct burner connections see page 23 THERMOSTAT Connect the thermostat wires to the fan timer control board ST9103 5 2 SET BURNER FOR EFFICIENT OPERATION BURNER SETTING PUMP PRESSURE AIR SETTING SAMPLING HOLE Use burner settings in the table on page 14 or operating decal as a guide to set burner particularly for nozzle changes Those settings are only starting points for the adjustments and are not meant as final settings Refer to the table on page 14 or operating decal Use air settings on page 14 as a guide to set air adjustment Those settings a
9. an application Ps only see wiring diagram J of the Blocked Vent Shut A Off Switch BVSD in the T Installation manual page 9 Figure 2 23 9 0 EXPLODED PARTS VIEW KLC 088 CONFORTO Exploded Parts View Detail A ex ELB AO Q022 DO p Electrical Box TN mJ VC I tail B lew De Detail B 31 FAN A0 0005 01 x lt Moteur ECM 24 KLC 088 Conforto Part List ITEM PART NUNBER DESCRIPTION QTY CAB A0 0047 00 Right Panel Assembly Divider Panel Assembly Blower Door Panel N 3CN 02 0375 00 Tube Condensate Neutralizing 2GPH 1 2 NPT CAB P0 0246 00 Condensing Backing Plate 3HC 12 COLL 00 Collector Heat Exchanger CAB P0 0012 00 Insulation Support 3GK 18 COLL 00 Gasket Condensing Collector 3 16 HT Neoprene Pipe Baffle 1 5in Assembly Divider Filler Gasket 20 Holes Condensing Heat Exchanger Assembly 02 1220 01 INS P0 0018 00 Sight Glass Insulation INS P0 0017 00 Burner s Flange Insulation G 3SG 0P 1030 5A Electrical Box Assembly Low Boy Condensation ST9103A1028 Electronic Board Transformer HTC 01A0BB01 40 VA Timer Bypass NC 15 Second Delay 3 3BM 50 ECM0 02 Motor Blower 7 HP ECM Ecotech EMERSON 1SB 00 BUMR 02 Bracket Long Motor Mounting Direct Drive Blower IVI vI Co N NN I NI I NIN I IS NN N N O CO OO I N O OI C5 IN O CO OI O O01 RIO 25 10 S
10. being that for the first 20 hours of activity the condensate liquid will be brownish and thereafter stabilize and become of normal water color 21 AIR FILTERS To maintain furnace performance and safety replace dirty filters at least once every heating season or as required Use new approved disposable filters of the same size and type Dirty clogged or wrong sized filters will impair the furnace performance and may cause the furnace to shut down or overheat 7 2 BLOWER REMOVAL This furnace has a blower sealing system which is designed to be tight and rattle free Refer to the instructions and pictures below 1 Shut off oil and power to furnace 2 Open blower compartment 3 Disconnect the wiring to the blower motor 4 Remove the air filter 5 Remove the four 4 wing nuts securing the blower side to the base panel bracket Wing Nuts 6 Slide the blower toward you and then lift the blower straight up Shift the blower out of the furnace Put back the blower assembly using the reverse procedure Ensure wiring and ground wire are correctly reconnected 22 8 0 ELECTRICAL WIRING DIAGRAM KLL RIELLO WIRING DIAGRAM L1iHI 129 VAC 15 Amp LAIN SUPPLY THERMDSTAT E RM Riella Dil Burner Black wire is used only on Beckert Burner N neutral an fan timer board White Differential Pressure Switch For Canadi
11. d You now have a perfect 0 of smoke E lt 100000 BACH OG EiFRH EB 0000 i Relation between of CO and O CO 13 5 3 TECHNICAL INFORMATION KLC 088 Two pipes system One pipe system Riello Burner BF3Rielo _ F3Rielo Unit Model Firing Rate USGPH 0 65 Input BTU h 91 000 Output BTU h 87 000 Nozzle 0 50 70W 0 60 70W Pump Pressure psi 145 Turbulator Setting 9 Air Gate Adjustment 3 5 Energy Star Approved AFUE CO2 General Information In the Unit Model number is specific information of the product for administration only Energy Star ECM motor 0 2 wc to 0 5 wc Temperature Rise F 52 85 58 85 52 85 58 85 Blower Speed MEDIUM MEDIUM MEDIUM MEDIUM Static Pressure Blower ECM 1 2 hp Speed HI Approved Vent Maximum vent length IPEX Concentric ee and IPEX 2 pipes system 80 equivalent horizontal feet 2 IPEX Concentric SN and IPEX 2 pipes system 80 equivalent horizontal feet 50 equiv horizontal feet KLC E1 073 03 DEX Vertical Vent Vertical vent 50 equiv horizontal feet KLC E1 088 03 DEX vertical Vent Vertical vent 3 6 0 FURNACE OPERATION AND SETTINGS SHUTTING FURNACE DOWN POWER OFF Turn off main power breaker or disconnect FUEL OFF Shut off manual fuel supply valve Always keep manual fuel supply valve shut off if the burner is shut down for an extended period
12. ic fan control Yes Move to next step No Change the electronic fan control Yes Check LOW speed on the blower motor No Change the switch Yes Check HEAT speed on the blower motor No Change the electronic fan control Yes Move to next step No Check thermostat and wiring if it s OK then change the electronic fan control Yes Check COOL speed on the blower motor No Change the electronic fan control 19 Step Possible Cause Check out procedure Corrective action No Cooling Check for 24 volts between 8 Condensing unit terminal Y and C on the electronic fan control Yes Compressor ON No Check thermostat and wiring Electronic air filter and Humidifier 9 Electronic air filter heck for 120 Vol iE ra i Yes Electronic filter failure electronic fan control No Change the electronic fan control thermostat must call a Heat Cool or Fan ON demand Check for 120 Volts on terminal HUM of the Yes Humidifier failure electronic fan control burner No Change the electronic fan control must be energized 10 Humidifier 6 5 Flue and Fresh Air Pipe Servicing To facilitate servicing use 3 neoprene couplings when installing the plastic pipes Flue pipe 636 1 Neoprene coupling for the fresh air pipe 2 Neoprene s couplings for the flue pipe ABS PVC or AL combustion air pipe with 3 tO 2 reducer 20 7 0 SERVICE AND MAINTENANCE REGULAR MAINTENANCE Check co
13. mplete operation at least once a year In Canada see B139 Maintenance in Unites States see NFPA 31 for recommended servicing procedure Clean flue pipes on a regular basis Check flue and combustion air pipes for any leak CHANGING NOZZLE It is recommended that the nozzle be replaced once a year If a new nozzle of a different size is installed change the blower speed according to section BURNER INSTALLATION AND SPECIFICATIONS or operating decal as required 7 1 CLEANING HEAT EXCHANGER Heat exchanger must be inspected every heating season Refer to instructions and pictures below Step 1 Remove top rear panel Step 4 LI and condensing pan Remove burner Step 2 I Remove baffles Step 5 Step 3 Clean the round tubes if needed use a 1 1 4 diameter brush Clean combustion chamber if needed Do not forget to put back the baffles e IMPORTANT SEE WARNING PAGE 6 CONDENSATE NEUTRALIZER The neutralizer canister should be replaced once per year or for every 600 USG 2300L of oil used in the furnace The condensate from the furnace is slightly acidic with a pH of about 4 a neutral fluid would have a pH of 7 If the condensate is not conditioned damage could result in waste water handling system which would result in expensive repairs A replacement neutralizer cartridge can be acquired from your local dealer During the first hours of operation The appliance self cleans its interior The result
14. ng Equipment ANSI NFPA 90B Warm Air Heating and Air Conditioning Systems ANSI NFPA70 National Electrical Code CSA C 22 1 Canadian Electrical Code ANSI NFPA 211 Chimneys Fireplaces Vents and Solid Fuel Burning Appliances The latest versions of the above codes that have been approved for use in the location of the installation must be used 3 3 INSTALLATION VENT PIPE oee NFPA 31 USA or CSA B139 Canada code Breech is certified for 3 ULC 5636 PVC vent pipe in Canada and PVC schedule 40 pipe rated for 65 C 149 F in the United States Keep vent flue pipe as short as possible RETURN AIR Ensure that the furnace return air temperature to the unit is not lower than 50 F 10 3 4 VENTING The KLC can be vented vertically through the roof or horizontally through the wall The low stack temperature allows the use of PVC vent The approved vent is vent meeting ULC 5636 standard in Canada or PVC schedule 40 pipe rated for 65 C 149 F in the United States IPEX System 636 in 3 inch diameter is recommended for the KLC The Installation Methods to be used are detailed in the manual available at http www ipexinc com An online Solvent Cementing Course is also available at that site The minimum vent linear length is 5 feet The maximum horizontal equivalent length allowed is 80 feet Each 90 elbow accounts for 8 feet As an example if the system has 5 elbows 40 linear feet of vent can be used The vent is connected to the furnace u
15. of time RESTARTING FURNACE Follow this procedure before restarting a unit that has been shut down for an extended period of time INSPECTION Have the furnace system serviced and inspected by a qualified technician FUEL Turn on fuel supply and check that there are no leaks POWER Turn on power and check that the furnace starts and operates as usual OPERATION If the furnace system fails to operate or operates an unusual manner call your service technician If the burner fails to operate at any time call a qualified burner technician 6 1 BLOWER SETTING Ensure power is off when adjusting blower setting For heating use the blower speeds shown on the furnace specifications to give a temperature rise according to the technical information tables on page 14 The Lo blower speed can be used for air circulation when heating or cooling are not required Set blower speeds to match the installation requirements FAN amp LIMIT CONTROL Limit 21574 Factory set Fan On 45 seconds after the burner starts Fan Off Adjustable on board see page 16 THERMOSTAT ANTICIPATOR SETTING Adjust to thermostat manufacturer s instruction 15 6 2 FAN TIMER CONTROL BOARD ST9103A 1028 o FAN OFF Dip Switches adjustment Dip Switches COMFORT ADJUSTMENTS o Outlet air consistently too warm or too cold change the blower motor speed to give the specified air temperature rise o Outlet air gets too warm and burner sh
16. openings and ductwork to the furnace room providing fresh out side combustion and circulation air for cooling the furnace casing as installation code requires USA NFPA 31 Canada CSA B139 f installed in a closed room provide two free air ventilation openings of at least 8 x 12 96 sq in free flow area near ceiling and floor Oil burners must have sufficient air to allow vent systems to operate properly If balance flue burner his used combustion air must be duct to the outside as per instructions Wire according to the National Electrical Code Canadian or USA or local codes Use a separately fused 12 electrical line directly from the service panel to the furnace junction box Install a manual shut off switch at the door or stairway to furnace room so furnace can be shut off remotely Before placing unit review installation clearances as shown on furnace operating decal or section PRODUCT INFORMATION page 3 BLOWER DOOR Do not operate without blower door properly installed This could result in fire hazard and or hazardous conditions that may lead to bodily harm 3 2 INSTALLATION CODES INSTALLATION MUST COMPLY WITH THE REQUIREMENTS OF AUTHORITIES HAVING JURISDICTION Alllocal and national codes governing the installation of oil burning equipment wiring and venting must be followed Some of the applicable codes are CAN CSA B 139 Installation Code for oil burning Equipment NFPA 31 Installation Code for Oil Burni
17. rade and roof overhang Check flue and combustion air pipes for any leak VENT TERMINATION WARNING It is the responsibility of the homeowner to ensure that the area around the vent terminal and air intake is free of snow ice and debris The vent terminal should be checked during heavy snowstorms to ensure proper operation 4 0 ACCESSORIES INSTALLATION AIR CONDITIONING SYSTEM OUTSIDE CONDENSER UNIT INSIDE EVAPORATOR COIL An air conditioning evaporator coil may be installed on the supply side only Coils installed on the return side will cause damage on the unit this will shorten the unit life and may cause products of combustion to enter the house Wire as per wiring label and diagram Height of the coil above the unit supply shall be at least 4 102 mm See A C coil Manufacturers Requirements To check the AC coil total air flow resistance see procedure at page 27 4 inch minimum HUMIDIFIER If a humidifier is installed ensure that no water can drip or run from it into the furnace This would cause deterioration and void the furnace warranty 10 5 0 BURNER INSTALLATION AND SPECIFICATIONS 5 1 ASSEMBLY amp INSTALLATION OF BURNER ASSEMBLY Check that the burner model is correct for furnace rating required Assemble as per burner manufacturer s instructions SELECT NOZZLE Select oil input nozzle and burner configuration as shown on furnace operating decal INSTALL NOZZLE Inst
18. re only starting points for the adjustments and are not meant as final settings A sample hole is required for the burner set up Drill 3 8 diameter hole on top of the vent pipe and use the supplied test port plug to seal after burner setup Rear Flue Furnace illustration COMBUSTION TEST ANALYZER AN iE Sampling Hole 8 u hw for venting Furnace antianc a 8 MS All your tests must be done with the burner cover on Use an electronic gas analyzer for setup and record information on the furnace setup decal Failure to do so may void warranty Always set flame with proper draft smoke and CO2 measurements NOTE Some electronic gas analyzers do not account for recovery of latent heat and give low efficiency readings Use the table below to determine the AFUE Nozzle Size CO2 concentration Stack Temperature d iis srw 060 125 10970115 9 4 12 COMBUSTION After 10 minutes of normal operation take a smoke test and adjust SETTING the burner to obtain reading of 1 onthe smoke scale EFFICIENCY o reach the maximum smoke test value a 10 full slow steady pump action is required p 100000 100000 Take a test and note the result Open the air band on the burner to reduce your CO lecture by 1 5 To reach the maximum CO2 test value a 18 full slow steady pump action is require
19. sing the supplied neoprene coupling VENTING OPTIONS INSTALLATION TWO PIPES SYSTEM COAXIAL SYSTEM gt Two small openings of 3 1 24 gt Single opening of 4 1 27 gt Riello burner approved gt BF3 Riello burner approved VERTICAL ONE PIPE SYSTEM Especially for retrofit installation Easy to fit one pipe 7 x7 chimney tile Avoid wall opening No clearance restriction Perfect where there is no access to external wall in the mechanical room F3 Riello burner approved WALL TERMINAL INSTALLATION REQUIREMENTS In Canada Refer to the CSA B139 Code for the placement of the vent termination In United States Refer to the NFPA31 Code for the placement of the vent termination COAXIAL WALL CLEARANCE TWO PIPES WALL CLEARANCE A Roof Overhang dee mmi min NE 12 per 8mm min 1 25 4mm max e ne 04 om jm un e st pit San ES uin grec omb stion Combustion Air a V ee m eem a ER k a n p E t 25 a m i ji L E ud 1 T 6 Aa Ve L gt Ese a oe Se ee L ae Vent e i Y Wt Maintain 12 304 8mm clearance pu srt ree Maintain 12 304 8mm clearance above highest anticipated snow level 12 above highest anticipated snow level or qrade whichever is qreater or grade whichever is qreater All piping must be on same wall Outlet termination clearance above g
20. stand this manual before installing operating or servicing the furnace ensure you have a clear understanding of the operating procedures of the unit please take the time to read the IMPORTANT SAFETY ADVICE section of this manual This furnace is equipped with an electronically commutated motor ECM for the main circulation blower The ECM will significantly reduce the electrical power consumption and will enhance home comfort WARNINGS NEVER burn garbage or paper in the unit NEVER store combustible material around it DO NOT attempt to start burner when excess oil has accumulated when unit is full of vapour or when heat exchanger is very hot DO NOT use gasoline crankcase draining s or any oil containing gasoline CAUTION DO NOT START THE BURNER UNTIL ALL FITTINGS COVERS AND DOORS ARE IN PLACE DO NOT TAMPER WITH THE FURNACE OR CONTROLS CALL A QUALIFIED BURNER TECHNICIAN DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPOURS AND LIQUIDS IN THE VICINITY OF THIS UNIT OR ANY OTHER APPLIANCE DANGER Do not use this furnace as a construction heater Use of this furnace as a construction heater exposes it to abnormal conditions contaminated combustion air and lack of air filtering Failure to follow this warning can lead to premature furnace failure which could result in a fire hazard and or bodily harm and or material damage NOTE DO NOT INSTALL IN SPACE WHERE TEMPERATURE DROPS BELOW 32 0 C FREEZING POINT CONDENSATE
21. uts down increase air by changing the blower motor speed to give the specified temperature rise o Outlet air is too cold or too warm at the end of the heating cycle after the burner has turned off adjust the FAN OFF dip switch on fan timer control board Refer to the next figure ON ON ON ON 1 2 1 2 1 2 1 60 SEC 90 SEC 120 SEC 150 SEC FAN OFF Dip Switch Dip Switch adjustment 90 seconds on all input OFF CYCLE AIR CIRCULATION Factory settings LO SPEED All KLC models have the Lo speed switch for optional constant air circulation during the furnace off cycle FANON When FAN ON is selected on the thermostat the blower will run constantly at the blower speed selected on the heating terminal This is the equivalent of jumping terminals R and G on the ST9103 board 16 6 3 ST9103A 1028 CONTROL BOARD SEQUENCE ST9103 Heating Sequence 1 Thermostat calls for Heat 2 Burner starts 3 Blower starts after 45 seconds 4 Burner shuts down after call for heat is satisfied 5 Blower stops according to adjusted FAN OFF Dip switch selection ST9103 Cooling Sequence 1 Thermostat calls for cooling 2 Blower starts immediately 3 Cooling unit starts 4 Blower stops immediately after cooling demand is satisfied 5 Cooling unit stops Honeywell ST9103A 1028 Electronic Board 17 6 4 SERVICING FAN TIMER ST9103A1028 Trouble shooting the Honeywell electronic board ST
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