CONDENSING GAS FURNACE
Contents
1. ANSI 2223 1 Thermo Products inc P O BOX 217 NORTH JUDSON IN 46366 CONSTRUCTED ON SITE ANSI Z21 47a CAN CGA 2 3a 1995 ae CENTRAL FURNACES RATING CERTIFIED CATEGORY IV TYPE FSP 115V 1PH 60CY MAX TOTAL INPUT AMPS INPUT BTU HR GAS NORMAL MANIFOLD PRESSURE INCHES W C IN W C CERTIFIED FOR CLOSET INSTALLATION AT MINIMUM CLEARANCES TOP FRONT BACK LS RS FLUE PIPE INCHES 1 6 0 D 0 FOR INSTALLATION ON COMBUSTIBLE FLOORING THIS FURNACE REQUIRES A SPECIAL VENTING SYSTEM REFER TO FILTER MUST BE INSTALLED EXTERNAL TO THE FURNACE CASING NCY MODEL NO CHB SERIES serao O O O DIRECT VENT FORCED AIR FURNACE FOR INDOOR INSTALLATION IN BUILDING CONSTRUCTED ON SITE ANSI 221 472 CAN CGA 2 32 1995 a CENTRAL FURNACES RATING CERTIFIED CATEGORY IV TYPE FSP 115V 1PH 60CY MAX TOTAL INPUT AMPS INPUT BTU HR GAS NORMAL MANIFOLD PRESSURE INCHES W C MIN GAS SUPPLY PRESSURE FOR INPUT ADJUSTMENT MAX GAS SUPPLY PRESSURE INCHES W C AIR TEMPERATURE RISE 55 F TO 85 F MAX EXTERNAL STATIC PRESSURE MAX OUTLET AIR TEMPERATURE 190 F IN W C INCHES W C CERTIFIED FOR CLOSET INSTALLATION AT MINIMUM CLEARANCES TO COMBUSTIBLE CONSTRUCTION AS SHOWN TOP FRONT BACK LS RS FLUE PIPE INCHES 1 6 0 D 0 FOR INSTALLATION ON COMBUSTIBLE FLOORING THIS FURNACE REQUIRES A SPECIAL VENTING SYSTEM REFER TO INSTALLATION INSTRUCTIONS NO MG 985 FOR PARTS LIST AND METHOD OF INSTALLATION MAX VENT LENGTH 352. S je MANUAL GAS WALL mmj mt RATING PLATE LOCATED INNER SIDE OF CASING FILTER RACK HOUSE BLOWER ON MOTOR PERMANENT AIR FILTER O FINE MESH SIDE TOWARDS ESA pr CPVC DRAIN j TRAP ASSEMBLY kaa ee ures ACK COMPONENT LOCATION CHB SERIES Figure 1 All installations and services must be performed by qualified service personnel Ny RETURN AIR a DUCT PERMANENT AIR FILTERS FINE MESH SIDE TOWARDS FURNACE HOUSE BLOWER MOTOR A LTER RACK INTEGRATED CONTROL PRESSURE SWITCH po PRESSURE SWITCH RATING PLATE LOCATED INNER SIDE OF CASING Hj MANUAL GAS SHUT OFF VALVE PVC TEE ASSEMBLY CPVC DRAIN TRAP ASSEMBLY BURNER GAS VALVE SIGHT GLASS COMPONENT LOCATION CDB SERIES Figure 2 3 AWARNING To avoid injury from moving parts shut off the power to the fu
3. BARG KESSI SIRIA SIRIA IE SSS ee DEALER TO CUT RETURN AIR OPENING SERIES DOOR y SO SX S FILTERS SX SX i BLOWER ACCESS DOOR CDB SERIES CDB SERIES COUNTERFLOW APPLICATION RIGHT SIDE HORIZONTAL APPLICATION Figure 3 10 All installations and services must be performed by qualified service personnel FILTER REPLACEMENT See Table 1 for minimum heating filter areas required for the different types of filters available should the filter used require replacement If the unit is equipped with cooling contact your installer or a qualified service person to determine the minimum filter area required for the different filter types and your cooling system MINIMUM FILTER AREA REQUIRED LENGTH X WIDTH SQ IN FILTER TYPE MAXIMUM RATE AIR VELOCITY FURNACE MODEL Po CHB CDBs0 CHB CDB75 CHB CDB100 CHB CDB125 THERMO PRODUCTS 600 FT MIN 172 IN 254 IN 328 IN 402 IN SUPPLIED PERMANENT FILTER PERMANENT FILTER FILTER TABLE 1 The Thermo Products supplied filter can be cut to size to fit other filter retention systems as long as the minimum size requirement is met NOTICE Any internal stiffeners used in the filter must not be removed although they can be cut to the length required C VISUAL INSPECTION PROCEDURE It is recommended that the homeowner user conduct the following periodic visual inspection of the furnace at the start of the heating season and monthly dur
4. MADE IN USA INDEX SECTION I IL TIL IV SAFETY INFORMATION GENERAL INSTRUCTIONS FURNACE OPERATION A WARNINGS BEFORE OPERATING B OPERATING INSTRUCTIONS C SHUTDOWN PROCEDURE HOMEOWNER USER MAINTENANCE INSTRUCTIONS ROUTINE MAINTENANCE A ANNUAL INSPECTION B FILTER MAINTENANCE PROCEDURE C VISUAL INSPECTION PROCEDURE BEGINNING PAGE 1 4 NON All installations and services must be performed by qualified service personnel I SAFETY INFORMATION This and the following page contain reproductions of the various warning and instruction labels placed on the Thermo Pride Condensing Gas Furnaces Please read and comply with the contents of these labels MODEL NO CHB SERIES sertaL o gt DIRECT VENT FORCED AIR FURNACE FOR INDOOR INSTALLATION IN BUILDING MIN GAS SUPPLY PRESSURE FOR INPUT ADJUSTMENT MAX GAS SUPPLY PRESSURE INCHES W C AIR TEMPERATURE RISE 55 F TO 85 F MAX EXTERNAL STATIC PRESSURE MAX OUTLET AIR TEMPERATURE 190 F INCHES W C TO COMBUSTIBLE CONSTRUCTION AS SHOWN INSTALLATION INSTRUCTIONS NO MG 985 FOR PARTS LIST AND METHOD OF INSTALLATION MAX VENT LENGTH 35 FEET MIN VENT LENGTH 8 FEET MIN WALL THICKNESS THROUGH WHICH THE VENT AIR INTAKE PIPES MAY PASS IS 2 INCHES AND THE MAX IS 18 INCHES THIS FURNACE MUST BE INSTALLED IN ACCORDANCE WITH THERMO PRODUCTS INSTRUCTIONS AND LOCAL CODES IN ABSENCE OF LOCAL CODES FOLLOW THE NATIONAL FUEL GAS CODE
5. qualified heating contractor to service the furnace AWARNING A fire or explosion may result causing property damage personal injury or loss of life if you do not follow these instructions exactly AWARNING Homeowners attempting maintenance other than that covered as homeowner user maintenance may cause conditions which could result in personal injury or property damage AWARNING Shut off the power to the furnace before removing blower compartment door to avoid injury from moving parts AWARNING This furnace is not to be used for temporary heating of buildings or structures under construction AWARNING Call a qualified heating contractor to report suspected deficiencies Do not attempt to make repairs yourself All installations and services must be performed by qualified service personnel II GENERAL INSTRUCTIONS 1 AWARNING Property damage personal injury or loss of life could result from repair or service of this furnace by anyone other than a qualified heating contractor Only the routine maintenance described in this manual may be performed by the user 2 The following diagrams shows typical furnace installations and the typical position of the components referenced in these instructions BURNER SIGHT GLASS PVC VENT PIPE SLOPES gt UPWARD 1 4 PER FOOT GAS VALVE TO OUTDOOR VENT a Looe SWITCH SHUT OFF VALVE IN
6. 2 Set the thermostat to the lowest setting 3 Turn off all electric power to the appliance 4 Remove the louvered door 5 Turn the knob clockwise on the combination gas valve to the full off position TMO ole MANUAL KNOB POSITION INDICATOR NOTCH 6 Wait five 5 minutes to clear out any gas If you then smell gas STOP Follow Step B in the previous safety information Go to the next step if you don t smell gas 7 Turn the knob on combination gas valve to the ON position 8 Replace front door 9 Turn on electric power to the appliance 10 Set thermostat to desired setting 11 Follow the instructions To Turn Off Gas To Appliance and call a qualified heating contractor or gas supplier if the appliance will not operate C SHUTDOWN PROCEDURE TO TURN OFF GAS TO FURNACE Set the thermostat to lowest setting Turn off the electric power to the appliance if service is to be performed Remove front door Turn the knob on the combination valve to the full OFF position Replace front door Pe i ETE IV HOMEOWNER USER MAINTENANCE INSTRUCTIONS ROUTINE MAINTENANCE All installations and services must be performed by qualified service personnel The following maintenance procedures should be performed by the homeowner user during the heating season AWARNING Homeowners attempting maintenance other than that covere
7. FEET MIN VENT LENGTH 8 FEET MIN WALL THICKNESS THROUGH WHICH THE VENT AIR INTAKE PIPES MAY PASS 1S 2 INCHES AND THE MAX IS 18 INCHES FILTER MUST BE INSTALLED EXTERNAL TO THE FURNACE CASING THIS FURNACE MUST BE INSTALLED IN ACCORDANCE WITH THERMO PRODUCTS INSTRUCTIONS AND LOCAL CODES IN ABSENCE OF LOCAL CODES FOLLOW THE NATIONAL FUEL GAS CODE ANSI 2223 1 Thermo Products inc P O BOX 217 NORTH JUDSON IN 46366 A WARNING Hazardous flue gas Inspect rubber hose connecting inducer outlet to PVC tee and all vent system joints for leak free connections before furnace operation Can cause personal injury or loss of life 390411 CLOS THIS COMPA EDO EXCE EN WH MUST BE EN SERVICING P THIS FURNACE MUST BE INSTALLED SO TH A ARE PROVISIONS FOR VENTILATING AIR 390410 REMOVE THIS PANEL FIRST IN ORDER TO REMOVE BLOWER DOOR INSTALLATION AND USERS MANUALS ARE LOCATED BEHIND BLOWER DOOR 390289 OUTSIDE POWER SOURCE CONNECT 115v 60Hz TO L1 HOT AND L2 COMMON 390229 All installations and services must be performed by qualified service personnel This and the previous page contain reproductions of the various warning and instruction labels placed on the Thermo Pride Condensing Gas Furnaces Please read and comply with th
8. OCATED INSIDE APPLIANCE NEAR BURNER ASSEMBLY C Use only your hand to push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it call a qualified service technician Force or attempted repair may result in a fire or explosion D Do not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water mE OPERATING INSTRUCTIONS B STOP Read the safety information above on this label REFER TO THE USERS INFORMATION INSTRUCTIONS Set the thermostat to lowest setting Turn off all electric power to the appliance RWNS This appliance is equipped with an ignition device which automatically lights the burner Do not try to light the burner by hand 5 Turn gas control knob clockwise N to OFF position 6 Wait five 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Follow B in the safety information above on this label you don t smell gas go to next step AWARNING SPECIAL HOMEOWNERS e IMPROPER INSTALLATION ADJUSTMENT ALTERATION SERVICE OR MAINTENANCE CAN CAUSE 7 Turn gas control knob Ly counterclockwise to ON position IT IS THE RESPONSIBILITY OF THE OWNER AND OR USER THAT THE BURNER CHIMNEY VENT 8 Turn on all
9. Thermo Pride LA ba CONDENSING GAS FURNACE HIGHBOY AND COUNTERFLOW USERS INFORMATION MANUAL MODELS FOR USE WITH NATURAL GAS CHB 50N CHB 75N CHB 100N CHB 125N CDB 50N CDB 75N CDB 100N CDB 125N FOR USE WITH L P GAS PROPANE CHB 50P CHB 75P CHB 100P CHB 125P CDB 50P CDB 75P CDB 100P CDB 125P AWARNING IF YOU DO NOT FOLLOW THE SAFETY PRECAUTIONS BELOW AND IN THIS MANUAL A FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE PERSONAL INJURY OR LOSS OF LIFE DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS AND LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE WHAT TO DO IF YOU SMELL GAS DO NOT TRY TO LIGHT ANY APPLIANCE DO NOT TOUCH ANY ELECTRICAL SWITCH DO NOT USE ANY PHONE IN YOUR BUILDING LEAVE THE BUILDING IMMEDIATEL Y IMMEDIATELY CALL YOUR GAS SUPPLIER FROM A NEIGHBOR S PHONE FOLLOW THE GAS SUPPLIER S INSTRUCTIONS e IF YOU CANNOT REACH YOUR GAS SUPPLIER CALL THE FIRE DEPARTMENT INSTALLATION AND SERVICE MUST BE PERFORMED BY A QUALIFIED INSTALLER SERVICE AGENCY OR THE GAS SUPPLIER REFERRED TO IN THESE INSTRUCTIONS AS A QUALIFIED HEATING CONTRACTOR PLEASE READ THESE INSTRUCTIONS PRIOR TO INITIAL FIRING OPERATING THE FURNACE AND BEFORE PERFORMING ANY MAINTENANCE THESE INSTRUCTIONS MUST BE LEFT WITH THE HOMEOWNER AND SHOULD BE RETAINED FOR FUTURE REFERENCE BY THE HOMEOWNER USER THERMO PRODUCTS LLC BOX 217 MG 986 NORTH JUDSON IN 46366 ECN4199 MI 05 00 PHONE 219 896 2133
10. d as homeowner user maintenance may cause conditions which could result in personal injury or property damage AWARNING Shut off the power to the furnace before removing blower compartment door to avoid injury from moving parts A ANNUAL INSPECTION The homeowner must have this furnace professionally inspected at the beginning of each heating season by a qualified heating contractor to ensure proper operation Instructions for the dealer maintenance needed for this furnace can be found in the Installation and Service Manual NOTICE This furnace has been shipped from the factory with a permanently lubricated circulating air blower motor Any maintenance to this blower motor is to be performed only by a qualified heating contractor B FILTER MAINTENANCE PROCEDURE 1 The return air filter provided with this unit is a re useable type filter This filter should be inspected monthly When dirty the filter must be cleaned or replaced if necessary to assure proper furnace operation Follow the cleaning removal and replacement procedure below NOTICE If the furnace is installed in a home or structure being remodeled dust levels may be much higher than normal The filter must be inspected daily and cleaned as needed until dusty conditions have been eliminated Any replacement motors not obtained through Thermo Products should be lubricated according to the motor name plate AWARNING This furnace is not to be used for temporary heati
11. d heating contractor to report suspected deficiencies do not attempt to make repairs yourself 13
12. e contents of these labels M for YOUR SAFETY READ BEFORE OPERATING MN WARNING If you do not follow these instructions exactly a fire or explosion may result causing property damage personal injury or loss of life A This appliance does not have a pilot It is equipped wit an ignition device which automatically lights the burner Do not try to light the burner by hand B BEFORE OPERATING smell all around the applicance area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS e Do not try to light any appliance e Do not touch any electric switch do not use any phone in your building e Immediately call your gas supplier rom a neighbor s phone Follow the gas supplier s instructions e if you cannot reach your gas supplier call the fire department FOR YOUR SAFETY WHAT TO DO IF YOU SMELL GAS FOR YOUR SAFETY DO NOT STORE OR USE GASOLINE OR OTHER DO NOT USE ANY PHONE IN YOUR BUILDING FLAMMABLE VAPORS AND LIQUIDS IN THE 3 IMMEDIATELY CALL YOUR GAS SUPPLIER FROM A NEIGHBOR S PHONE FOLLOW THE GAS SUPPLIER S INSTRUCTIONS 4 IF YOU CANNOT REACH YOUR GAS 1 DO NOT TRY TO LIGHT ANY APPLIANCE 2 DO NOT TOUCH ANY ELECTRICAL SWITCH SUPPLIER CALL THE FIRE DEPARTMENT VICINITY OF THIS OR ANY OTHER APPLIANCE THIS UNIT MUST BE INSTALLED AND SERVICED BY A QUALIFIED CONTRACTOR ONLY OPERATING INSTRUCTIONS ARE L
13. electric power to unit 9 Set thermostat to desired setting 10 If appliance will not operate follow the instructions To Turn Off Gas To Appliance and call your service echnician or gas supplier o PIPE HEAT EXCHANGER AND CONTROLS SHOULD BE INSPECTED EVERY YEAR BY A QUALIFIED HEATING CONTRACTOR PROPERTY DAMAGE PERSONAL INJURY OR LOSS OF LIFE MANUAL PROVIDED WITH THIS FURNACE FOR DETAILS DO NOT ATTEMPT TO MAKE REPAIRS YOURSELF FOR ASSISTANCE OR ADDITIONAL INFORMATION CONSULT A QUALIFIED INSTALLER SERVICE AGENCY OR THE GAS SUPPLIER ANY DEFICIENCIES NOTED MUST BE CORRECTED AT ONCE BY A QUALIFIED HEATING CONTRACTOR 0 THE OWNER AND OR USER SHOULD ALSO CONDUCT PERIODIC VISUAL INSPECTIONS e FOR SAFE OPERATION A i gt gt Pol 5 3 toD 4 z YA e 5 D 7 E LEDE lt E pr a L n yA Ly Do Ly MANUAL KNOB O 5 E 6 02 z of POSITION INDICATOR NOTCH ooo yet w 07 a 558 3 ES Sar daz E Sw Li MI TO TURN OFF GAS TO APPLIANCE MN gt amp ge HFSS z wW R sy 52 oes ae E 1 Set thermostat to lowest setting lt En re E a 2 E 2 A A 8 Lo azg o 2 Turn off all electric power to the appliance if service 2 5z 24YO y a is to be performed Ze 3 A Mc x i 34 25 Seba be 3 Turn gas control knob clockwise oc to OFF position 23 52 au
14. ing the heating season AWARNING Call a qualified heating contractor to report suspected deficiencies Do not attempt to make repairs yourself 1 Turn off power to furnace 2 Vent pipe air intake pipe and condensate system Visually check the vent and intake pipe as well as condensate lines both inside and outside the furnace to make sure that vent intake joints and the condensate system are sealed There should be no sign of water leakage at any vent intake or condensate joints or anywhere inside the furnace Make sure that horizontal runs of vent pipe slope upward towards the outside The inlet pipe should slope slightly downward to prevent 11 All installations and services must be performed by qualified service personnel condensate build up Any signs of damage leakage deterioration or possible blockage should be immediately reported to your dealer or the local gas company It is recommended that the condensate removal system be cleaned annually by a qualified service agency to insure its proper and continued operation Outside vent and outside combustion air termination the outside vent terminations should be inspected to insure that they are clear and free of obstruction by ice snow debris of vegetation Any obstruction of the terminal should be carefully removed without damaging the vent terminal If ice has formed on the outside terminals themselves it should be removed 3 If the furnace is equipped with a Thermo Prod
15. ng of buildings or structures under construction CHB FURNACE The filter rack or drop chute will be located between the return air plenum and the return air opening of the furnace See Figure 3 Slide dirty filter out of the filter rack Clean the filter by vacuuming rinsing with tap water hosing or dipping in an ordinary detergent solution Replace the completely dry filter in the rack The mesh side of the filter must be installed towards the furnace after cleaning All installations and services must be performed by qualified service personnel CDB FURNACE TURN OFF POWER TO FURNACE The filter rack will be located on top of the furnace inside the return air duct using either a V rack or a drop chute similar to one shown for the CHB in Figure 3 To change filter with a front load type drop chute follow the instructions for a CHB To change filters using the V rack remove the furnace front door and remove the filters through the blower opening or in the event access slots are provided in the plenum pull the filters directly out through these slots Clean filters by vacuuming tap water rinsing hosing or dipping in an ordinary detergent solution After cleaning replace completely dry filter mesh side down on the filter rack on the top of the furnace Replace front DOOR iS y CHB FILTERS BLOWE ACCES door Turn on power to furnace gt FILTER L ESA GEA ERAS
16. operation Contact a qualified heating contractor to service the furnace Il FURNACE OPERATION A WARNINGS BEFORE OPERATING FOR YOUR SAFETY READ BEFORE OPERATING AWARNING A fire or explosion may result causing property damage personal injury or loss of life if you do not follow these instructions exactly A This appliance does not have a pilot It is equipped with an ignition device which automatically lights the burner Do not try to light the burner by hand B BEFORE OPERATING Smell all around the appliance area for gas Be sure to smell next to the floor because some gases are heavier than air and will settle on the floor WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electric switch do not use any phone in your building Leave the building immediately Immediately call your gas supplier from your neighbor s phone ES Follow the gas suppliers instructions If you cannot reach your gas supplier call the fire department C Use only your hand to push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it call a qualified heating contractor Force or attempted repair may result in a fire or explosion All installations and services must be performed by qualified service personnel B OPERATING INSTRUCTIONS TO START THE FURNACE 1 Please read the safety information in this book before operating furnace
17. rnace before removing blower compartment door 4 AWARNING Keep furnace free and clear of combustible materials gasoline and other flammable liquids and vapors 5 The furnace needs air for combustion and ventilation for safe and proper operation IMPORTANT Do not block or obstruct air openings on the furnace air openings communicating with the area in which the furnace is installed or the spacings around the furnace All installations and services must be performed by qualified service personnel PVC VENT PIPE SLOPES UPWARD 1 4 PER FOOT TO OUTDOOR VENT ELBOW Sl GAS VALVE HOUSE BLOWER MOTOR PRESSURE SWITCH RETURN AIR DUCT BURNER SIGHT GLASS PERMANENT AIR FILTERS FINE MESH SIDE TOWARDS FURNACE MANUAL GAS SHUT OFF VALVE i EE ca pa FILTER RACK INTEGRATED CONTROL PRESSURE SWITCH PVC TEE ASSEMBLY RATING PLATE LOCATED INNER SIDE OF CASING CPVC DRAIN TRAP ASSEMBLY COMPONENT LOCATION CDB SERIES SHOWN IN A RIGHT SIDE HORIZONTAL APPLICATION Figure 2A IMPORTANT Do not allow the outside vent terminal or air intake to be blocked or obstructed by vegetation ice snow or any other materials 6 This furnace is equipped with a safety feature which will not allow the furnace to be operated if either the inlet or outlet vent to the appliance is blocked 7 No attempt should be made to re
18. start the unit in the event that gas to the main burner has been shut off Contact a qualified heating contractor before restarting the furnace 8 The furnace should be inspected annually by a qualified heating contractor 9 AWARNING Do not use this furnace if any part has been under water Immediately call a qualified heating contractor to inspect the furnace and to replace any part of the control system and any gas control which has been under water All installations and services must be performed by qualified service personnel 10 Should overheating occur or the gas supply fail to shut off shut off the manual gas valve to the furnace before shutting off the electrical supply AWARNING If you suspect there is a problem with the furnace its venting system or any other related problem immediately contact a qualified service agency 11 Your furnace should be described by the model number and serial number when contacting a qualified heating contractor This important information is located on the rating plate behind the front door See Figures 1 amp 2 12 Should this unit be installed in an attic or other insulated area or if the area is insulated after the furnace is installed the furnace must be kept free and clear of the insulating material and any fibers that may have come loose Remember some insulating materials are combustible AWARNING In the event your furnace fails to operate do not attempt to put the furnace into
19. t o 3 390434 All installations and services must be performed by qualified service personnel This page contains various warnings and cautions found throughout the Thermo Pride Highboy and Counterflow Condensing Gas Furnace Manual Please read and comply with the statements below AWARNING IF YOU DO NOT FOLLOW THE SAFETY PRECAUTIONS BELOW AND IN THIS MANUAL A FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE PERSONAL INJURY OR LOSS OF LIFE AWARNING Property damage personal injury or loss of life could result from repair or service of this furnace by anyone other than a qualified heating contractor Only the routine maintenance described in this manual may be performed by the user AWARNING To avoid injury from moving parts shut off the power to the furnace before removing blower compartment door AWARNING Keep furnace free and clear of combustible materials gasoline and other flammable liquids and vapors AWARNING Do not use this furnace if any part has been under water Immediately call a qualified heating contractor to inspect the furnace and to replace any part of the control system and any gas control which has been under water AWARNING If you suspect there is a problem with the furnace its venting system or any other related problem immediately contact a qualified service agency AWARNING In the event your furnace fails to operate do not attempt to put the furnace into operation Contact a
20. ucts Inc condensate neutralizer kit See Figure 4 it should be inspected at the start of every heating season Remove the 2 PVC cap from the neutralizer kit and replace dissolved filter material with 9 limestone Keep instructions for neutralizer kit in plastic pouch on the inside of the furnace blower door M PVC NEUTRALIZER CYLINDER Figure 4 4 Return Air Duct Connection Check to see if it is 1 physically sound 2 sealed to the furnace casing and 3 terminates outside the space containing the furnace 5 Make sure the furnace is sealed to the base if applicable without sagging cracks or gaps Make sure there are no signs of deterioration of the furnace or base 6 Examine the entire furnace including removing the vestibule door and inspect the control compartment and the furnace for signs of damaged or unusually worn wiring condensation sooting or other damage or deterioration 7 Restore power to the furnace Follow the operating instructions to light furnace 8 Make sure the burner flames are in good adjustment See Figure 5 Burner flames should not impinge or fire against the side of the tube opening NOTICE It is not unusual to have orangish flames visible in the tube for LP gas 12 All installations and services must be performed by qualified service personnel SOLID BLUE AE FLAME MANIFOLD Figure 5 AWARNING Call a qualifie
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