Goodman ACVC96 BA Series Service And Troubleshooting Download

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Summary of Contents for ACVC96 BA Series

Page 1: ...its lifetime a product may require service Products should be serviced only by a qualified service technician who is familiar with the safety procedures required in the repair and who is equipped wit...

Page 2: ...arts testing in struments and the appropriate service manual REVIEWALL SERVICEINFORMATIONINTHEAPPROPRIATESERVICE MANUAL BEFORE BEGINNING REPAIRS OUTSIDE THE U S call 1 713 861 2500 Not a technical ass...

Page 3: ...El mon xido de carbono puede causar enfermedades severas como da o cerebral permanente muerte Las emisiones de mon xido de carbono pueden circular a trav s del aparato cuando se opera en cualquier mo...

Page 4: ...tion M Upflow Horizontal MajorRevision C Downflow Horizontal A Initial Release K Dedicated Upflow B Comfortbridge Technology D Dedicated Downflow Nox Motor N Natural Gas V Variable Speed X Low NOx E H...

Page 5: ...ol from its container Follow steps 1 through 3 if installing the control on a furnace Return any old or new controls to their containers before touching any ungrounded object TO PREVENT PROPERTY DAMAG...

Page 6: ...requires that the following additional requirements must also be met Gas furnaces must be installed by a licensed plumber or gas fitter A T handle gas cock must be used If the unit is to be installed...

Page 7: ...m outdoors Refer to the Combustion and Ventilation Air Requirements for details If the furnace is used in connection with a cooling coil unit install the furnace upstream or in parallel with the cooli...

Page 8: ...openings in the venting system 2 Inspect the venting system for proper size and horizontal pitch as required by the National Fuel Gas Code ANSI Z223 1 or the Natural Gas and Propane Installation Code...

Page 9: ...never be attached to the back of the furnace Contact your distributor for proper airflow requirements and number of required ductwork connections Refer to Recommended Installation Positions figure fo...

Page 10: ...ocation Figure 3A AIR DISCHARGE Bottom Return Duct Connection UPFLOW HORIZONTAL LEFT AIR DISCHARGE Figure 3B AIR DISCHARGE Bottom Return Duct Connection UPFLOW HORIZONTAL RIGHT AIR DISCHARGE Figure 3C...

Page 11: ...into any portion of a factory built or masonry chimney except when used as a pathway for PVC as described later in this section Never common vent this appliance with another appliance or use a vent w...

Page 12: ...sures 3 1 16 minimum from the plane of one opening to the center line of the other opening for 2 diameter pipe and 4 9 16 minimum for 3 pipe Proper Vent Flue and Combustion Air Piping Practices Adhere...

Page 13: ...ot above any door window or gravity air inlet into any building The vent termination of a direct vent application must terminate at least 12 inches from any opening through which flue gases may enter...

Page 14: ...quivalent of one 90 deg elbow when considering elbow count See Figure 7 45 DEGREE LONG SWEEP ELBOWS V E N T Increased Clearance Configuration Figure 8 VENT DRAIN CAP TO BE INSTALLED ON UN USED DRAIN P...

Page 15: ...either in a horizontal left side down installation or a vertical installation using down venting an alternate com bustion air opening can be used A locating dimple is located on the right side of the...

Page 16: ...nd Combustion Air Pipe Termination Locations for details concerning location restrictions The penetration of the vent through the roof must be sealed tight with proper flashing such as is used with a...

Page 17: ...Vent Termination Above Anticipated Snow Level Dual Pipe 12 MIN BETWEEN INTAKE AND VENT VENT 90 ELBOWS 12 MIN ABOVE HIGHEST ANTICIPATED SNOW LEVEL 3 24 BETWEEN PIPES Figure 15 If the combustion air in...

Page 18: ...x Floor Basement Crawlspace DOWN VENTING UPFLOW MODEL FURNACES ONLY All piping and fittings must be joined per material manufacturers specifications to prevent separation and flue gas leaks Figure 12...

Page 19: ...t the same elevation Concentric Vent Termination Refer to the directions provided with the Concentric Vent Kit DCVK for installation specifications Side Wall Vent Kit This kit is to be used with 2 or...

Page 20: ...a cabinet seal when installed See instructions below for your model and installation position NOTE Both sides of the drain trap must be primed prior to initial furnace start up Field Supplied Drain D...

Page 21: ...lding the drain trap to the blower deck 3 Remove the trap and two hoses from the blower deck 4 Remove the two plugs from the right side of the cabinet and install them in the blower deck 5 Draining th...

Page 22: ...faces the front of the furnace Secure the trap to the cabinet using two screws removed in step 2 by inserting the two screws through the large set of holes in the top mounting tabs of the trap into th...

Page 23: ...ith a silver clamp 5 Mate the drain trap inlets to the hoses and secure with silver clamps 6 Line up the trap mounting holes with the pre drilled holes in the furnace and secure with 2 screws removed...

Page 24: ...alled into hose 4 and secure with a gold clamp 11 Insert the non grommet end of hose 5 factory installed from outside the cabinet in the back drain hole 12 Insert 100 elbow in hose 5 and secure with a...

Page 25: ...oundscrewlocatedinsidethefurnacejunction box all the way back to the electrical panel NOTE Do not use gas piping as an electrical ground To confirm proper unit grounding turn off the electrical power...

Page 26: ...emporary heat pump lockout and run the heat pump again There are four adjustable items associated with Dual Fuel control In the same way as the System Target Time each of these items have defaulted va...

Page 27: ...Down Percent SdP 0 100 20 Over Target Threshold Ott 1 strike 254 strikes 20 strikes Under Target Threshold Utt 1 strike 254 strikes 20 strikes Circulator Blower Speed TheAirflow quantity is displayed...

Page 28: ...0 4 7 1880 6 2400 2 2 880 3 5 1400 4 8 1920 Cooling Airflow Ramping Profiles The multi circulator blower also offers several custom ON OFF ramping profiles These profiles may be used to enhance coolin...

Page 29: ...For gas heat only operations no outdoor unit installed the thermostat must be setup to provide a single stage W call when heating is required See Gas Heat Only wiring diagram for wiring instructions...

Page 30: ...ehum 24 VAC Thermostat 1 2 R C Heat Pump Optional R C W Y This is the only case where setting the thermostat to heat pump mode is acceptable Figure 39 Non Communicating Single Stage Heat Pump R C G W...

Page 31: ...ket Use Y W G signals Thermostat has a Dehum or Configurable terminal with Dehum option Yes No Does your thermostat have a whole house Dehumidifier setting Install Dehumidistat in living space or retu...

Page 32: ...RING WARNING The accessory load specifications are as follows EAC 1 0 Amp maximum at 120 VAC The furnace integrated control module is equipped with a line voltage accessory terminal for controlling po...

Page 33: ...y attempts will result in a new code being dis played on the control If all 3 digits are not visible from the sight glass the user has two options to connect Option 1 Perform thermostat task as instru...

Page 34: ...meout occurs the displayed option will not be stored in control memory as a selected option The Status Menu includes the following items The operation mode Blower CFM if blower is running Humidificati...

Page 35: ...display the firmware release revision numbers for each micro controller Constant Fan Speed Menu This menu allows for adjustment of the multiplier for con stant fan operation in 10 increments Each fur...

Page 36: ...l algorithm Furnace runs integrated control module monitors safety circuits continuously If the internal algorithm changes the call from low heat to high heat the integrated control module will immedi...

Page 37: ...ame electrostatic potential these steps will help avoid exposing the integrated control module to electrostatic discharge This pro cedure is applicable to both installed and uninstalled ungrounded fur...

Page 38: ...er furnace operation Remember that dirty filters are the most common cause of inadequate heating or cooling performance Maintenance Improper filter maintenance is the most common cause of inadequate h...

Page 39: ...a visual check of the burner flames Turn the furnace on at the thermostat Wait a few minutes since any dislodged dust will alter the normal flame appearance Flames should be stable quiet soft and blu...

Page 40: ...2 164 327 655 1636 37 97 195 486 12 75 150 300 600 1500 38 23 47 95 189 474 13 69 138 277 555 1385 39 92 185 462 14 64 129 257 514 1286 40 22 45 90 180 450 15 60 120 240 480 1200 41 176 439 16 56 113...

Page 41: ...e gas valve turn downward clockwise to increase pressure and input and upward counterclockwise to decrease pressure and input A properly operating unit must have the BTU per hour input and CFM of air...

Page 42: ...RKED TRANSFORMERS TRANSFORMER SECONDARY PRIMARY GND C R LINE VOLTAGE L1 HOT LINE VOLTAGE NEUTRAL METER READS 24 VOLTS METER READS 120 VOLTS GND C R N L1 GND C R N L1 READS 96 VOLTS IN PHASE READS 144...

Page 43: ...t door to gain access to the thermostat low voltage wires located at the furnace integrated control module terminals 2 Remove the thermostat low voltage wires at the furnace control panel terminal boa...

Page 44: ...ads the current AC waveform In other words the inductor reduces line current which extends the life of the 3 4 and 1 horsepower motors IMPORTANT If the inductor fails there will be no motor operation...

Page 45: ...ating Confirm 24VAC to UltraCheck EZTM tool If 24VAC is confirmed diagnostic tool is inoperable ON Blinking Rotating Motor and control end bell are functioning properly ON OFF Rotating Replace motor c...

Page 46: ...d bell Using an ohmmeter check the resistance between each terminal in the connector If the resistance is 100k or greater the control end bell is functioning properly Replace the control end bell if t...

Page 47: ...n or overheating of the heat exchanger An airflow and temperature rise table is provided in the blower performance specification section Determine and adjust temperature rise as follows 1 Operate furn...

Page 48: ...IFYING TAB Testing Primary Limit Control 90 Furnaces 4 After completing check and or replacement of primary limit control reinstall burner compartment door 5 Turn on electrical power and verify proper...

Page 49: ...may also cause the control to open If the rollout control opens the air circulation blower will run continuously LINE VOLTAGE NOW PRESENT WARNING 1 Remove the burner compartment door to gain access to...

Page 50: ...Valve WARNING DISCONNECT ALL POWER BEFORE SERVICING CHECKING MAIN BURNERS The main burners are used to provide complete combustion of various fuels in a limited space and transfer this heat of the bu...

Page 51: ...ing figures NOTE At either location a hose fitting must be installed prior to making the hose connection NOTE Use adapter kit 0151K00000S to measure gas pressure on White Rodgers 36J54 gas valves Meas...

Page 52: ...to control a non communicating heat pump disconnect the RJ12 jack from the furnace 3 Provide power to the furnace 4 Provide a thermostat W call The system will continuously run at 100 firing rate 5 Wh...

Page 53: ...switches A GMVC96 and A GCVC model furnaces have a front cover pressure switch wired in series with the gas valve This pressure switch keeps the gas valve from opening in the event of condensate backi...

Page 54: ...hin a given time frame due to the operation of the ignition control The trial for ignition period is 4 seconds The ignition control is capable of diagnosing many furnace failures to help in troublesho...

Page 55: ...BEFORE SERVICING OR INSTALLING THIS UNIT MULTIPLE POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH 1 Disconnect the flame sensor wire from the sensor 2...

Page 56: ...or Auxiliary Limit Switch Open Condensate Switch Open Grounding Fault Rollout Switch Open Redundant Relay Open Redundant Relay Stuck Closed E Module Network Communication Alarm Bluetooth Module Networ...

Page 57: ...rost High Stage Gas Heat Name 7 Segment Display Cloud Phone App Idle Idle Constant Fan Constant Fan Compressor Cooling Low Stage Compressor Cooling Low Stage Compressor Cooling High Stage Compressor C...

Page 58: ...15 Provides the 16 humidifier enabling options in different operation modes Ventilation On Time Adjustable between 0 60 minutes The default is 0 minute Off Adjusts the ventilation on time and turn it...

Page 59: ...e 15 12 9 6 3 0 3 6 9 12 15 Trims the cooling airflow by the selected amount Cool Trim Factor Low 15 12 9 6 3 0 3 6 9 12 15 Trims the cooling airflow by the selected amount Cool Airflow Profile A B C...

Page 60: ...cted w iring in high limit circuit Symptoms of Abnormal Operation Diagnostic Status LED Codes Possible Causes Corrective Actions Notes Cautions Manual disconnect sw itch turned OFF door sw itch open o...

Page 61: ...ils to operate Integrated control module LED display provides error code Gas valve is not energized w hen it should be External Gas Valve Error Misw ired gas valve circuit Open gas valve circuit Gas v...

Page 62: ...er data is loaded and pow er is turned off Error code w ill be cleared once data is turned off Operation different than expected or no operation Integrated control module LED display provides error co...

Page 63: ...oms of Abnormal Operation Diagnostic Status LED Codes Fault Description Possible Causes Corrective Actions Notes Cautions Tighten or correct w iring connection Check circulator blow er motor Replace i...

Page 64: ...SENSOR FLAME GN GREEN GR PRESSURE SWITCH FRONT COVER C VAC TO UNIT MUST BE 1 BL RD AND GROUNDED 1 115 WH SWITCH PRESS FIELD SPLICE FIELD GND LOW VOLTAGE FIELD GN BL BR WH NO LIMIT CONTROL AUTO RESET P...

Page 65: ...ntact us Amana Brand Products http www amana hac com about us contact us You can also scan the QR code on the right for the product brand you purchased to be directed to the feedback page GOODMAN BRAN...

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