Whirlpool WGFBLT, Installation Instructions Manual

Page 1: ... SERVICE 24 Accessories 24 WARRANTY 25 47724K005 Whirlpool Home Cooling and Heating 14610 Breakers Drive Jacksonville FL 32258 Whirlpool Gold Models WGFBT WGFBLT You can be killed or seriously injured if you don t immediately You can be killed or seriously injured if you don t follow All safety messages will tell you what the potential hazard is tell you how to reduce the chance of injury and tell...

Page 2: ... sealed to the furnace casing and terminating outside the space containing the furnace A gas fired furnace for installation in a residential garage must be installed as specified in the Location Requirements section of these instructions The furnace is not to be used for temporary heating of buildings or structures under construction The furnace shall be installed so the electrical components are ...

Page 3: ... venting and read Ductwork Requirements Electrical Requirements Gas Supply Requirements and Venting Requirements before purchasing parts LocationRequirements IMPORTANT Do not use the furnace as a heater in a building under construction The furnace can be severely damaged due to the abnormal environment caused by construction Chlorides from sources such as paint stain or varnish tile and counter ce...

Page 4: ...er area for installations requiring more than 1 600 CFM nominal air delivery return air will have to be brought through both sides of the furnace or through one side and the bottom Horizontal Installations Furnaces can be horizontally installed for airflow right to left or left to right To ensure access to parts for servicing install upflow and counterflow furnaces so that the burner and blower ac...

Page 5: ...f flue products into the living space the formation of condensate leakage etc See the Carbon Monoxide Poisoning Hazard for proper test procedure WARNING Electrical Shock Hazard Electrically ground furnace Connect ground wire to green ground screw Failure to do so can result in death or electrical shock WARNING CARBON MONOXIDE POISONING HAZARD Failure to follow the steps outlined below for each app...

Page 6: ...ght construction additional outdoor air should be provided Confined Space A confined space is defined as a space whose volume is less than 50 cu ft per 1 000 Btu h of the combined input rating of all appliances installed in that space NOTE Choose a combustion air supply option See Plan Vent System Contaminated Combustion Air Excessive exposure to contaminated combustion air will result in performa...

Page 7: ...terials Air Intake Pipe Only later in this section Typical Installation Vertical Vent with Outdoor Fresh Air NOTE One 90º elbow or two 45º elbows are the equivalent of 5 ft of pipe WARNING Explosion Hazard Furnace must be installed and serviced by a qualified person Examples of a qualified person include licensed heating personnel authorized gas company personnel Read and follow all instructions p...

Page 8: ...tight with appropriate cement In areas where vent and air intake pipes are exposed to abnormal stress or are subject to damage schedule 80 pipe should be used Use high temperature RTV silicone sealant to attach the air intake pipe into the connector on the burner box so the air intake pipe can be removed if service is required NOTE Do not use cement Confined Space Installation Nondirect Venting Ai...

Page 9: ... in Confined Space All Air from Outside All air through ventilated attic Equipment in Confined Space All Air from Outside All air from horizontal ducts NOTE Another option is to use horizontal combustion ducts If horizontal combustion ducts are run 1 sq in per 2 000 Btu h of the total input rating of all equipment in the enclosure is required If the equipment room is located against an outside wal...

Page 10: ...ontal run and should be supported by a sheet metal strap The vent pipe connection must be secured to the induced draft blower outlet All vents passing through floors ceilings and walls must be fire stopped according to the requirements of the National Fuel Gas Code See vent options Vent Option Vent Through Ceiling Vent Option Vent Through Floor Sidewall Venting This furnace can be sidewall horizon...

Page 11: ...into any portion of mechanical draft systems operating under positive pressure The vent pipe must not be connected to a chimney flue serving a solid fuel appliance A manual damper barometric draft regulator or flue restrictor must not be installed between the furnace and the chimney Where local experience indicates that condensate may be a problem the vent shall be constructed to avoid condensatio...

Page 12: ...than 10 000 Btu h and less than or equal to 50 000 Btu h 12 for appliances greater than 50 000 Btu h C Clearance to permanently closed window D Vertical clearance to ventilated soffit located above the terminal within a horizontal distance of 2 ft from the center line of the terminal E Clearance to unventilated soffit F Clearance to outside corner G Clearance to inside corner H Clearance to each s...

Page 13: ...rance to permanently closed window D Vertical clearance to ventilated soffit located above the terminal within a horizontal distance of 2 ft from the center line of the terminal E Clearance to unventilated soffit F Clearance to outside corner G Clearance to inside corner H Clearance to each side of center line extended above meter regulator assembly I Clearance to service regulator vent outlet J C...

Page 14: ...rflow Descriptor is the 2 digits immediately preceding the hyphen in the furnace model number The model number is located on the rating plate inside the access panel Areas and dimensions shown for cleanable filters are based on filters rated at 600 ft per minute face velocity Typical filter sizes are shown however any combination of filters whose area equals or exceeds the minimum area shown is sa...

Page 15: ...val of controls and manifold Pipe joint compounds suitable for use with Natural and LP gas must be used Do not use Teflon tape 6 Turn off the gas supply at the manual gas shutoff valve A Connect white to white and black to black B Green ground screw WARNING Electrical Shock Hazard Electrically ground furnace Connect ground wire to green ground screw Failure to do so can result in death or electric...

Page 16: ...stage for propane gas For Natural gas check the furnace rate by observing the gas meter making sure all other gas appliances are turned off The test hand on the meter should be timed for at least one revolution NOTE The actual heating value of your gas can be obtained from your local utility company AdjusttheFurnaceInputRate ifrequired For Altitudes 4 500 to 7 500 ft Above Sea Level 1 Remove the b...

Page 17: ...ture has been built into the variable speed motor At the start of each cooling cycle the variable speed motor will run at 82 of the rated airflow for 7 5 minutes After 7 5 minutes has elapsed the motor will increase to 100 of the rated airflow If this feature is not desired clip the jumper wire between R and O on the integrated ignition blower control board With R and O not connected by the jumper...

Page 18: ...et to run at the middle of the heating rise range as shown on the unit rating plate If higher or lower rise is desired change the rise 15 up or down by moving the ADJUST jumper plug from NORM position to the or position This adjustment will also cause the cooling airflow to be raised or lowered by 15 The TEST position on the ADJUST tap is not used Control Board Taps ShutDown 1 Set the room thermos...

Page 19: ...e pressure switch contacts close the gas control valve energizes on second stage and the circulating blower ramps up to second stage heat speed When the second stage call for heat is satisfied the ignition control closes the gas control valve and runs the combustion blower for an additional 15 seconds The circulating air blower continues to run for approximately 120 seconds at 82 of the selected h...

Page 20: ...roll out into the vestibule area or burner box These units have 2 rollout switches Primary Limit Control This is a normally closed control that opens if abnormally high circulating air temperatures occur It is an automatic reset control Auxiliary Limit Control This is a normally closed control that opens under abnormal reverse airflow conditions that could occur in a counterflow or horizontal inst...

Page 21: ...example 10 flashes x 100 1 000 CFM Failure Codes The furnace has a built in self diagnostic capability If a system problem occurs a fault code is shown by a red LED on the control board The control continuously monitors its own operation and the operation of the system If a failure occurs the LED will indicate the failure code IMPORTANT Do not remove the blower compartment door or turn off the pow...

Page 22: ...ed with wiring material having a temperature rating of at least 194ºF 90ºC 3 Proper polarity must be observed for field line voltage supply ignition control will lock out if polarity is reversed 4 For temporary service replacement of circulating blower motor with a PSC motor connect desired speed tap to EAC terminal and neutral tap to neutral terminal on ignition control 5 Do not connect C common ...

Page 23: ...23 Wiring Schematic DRAIN LOW ...

Page 24: ...ondence Accessories To order accessories ask for the appropriate part number listed below or contact your Whirlpool Home Cooling and Heating dealer ALPKT582 1 Natural Gas to Propane Conversion Kit AFILT524 1 Side Return Filter Kit AFILT529 2 Bottom Return Filter Kit WABASE511 Combustible Floor Base 14 5 cabinets WABASE512 Combustible Floor Base 17 5 cabinets WABASE568 Combustible Floor Base 21 0 c...

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Page 28: ... WFCH which is located on the outside of the product Dealer name____________________________________________________ Address ________________________________________________________ Phone number__________________________________________________ Model number __________________________________________________ Serial number __________________________________________________ Installation date ________...