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*CVC96*BB & *MVC96*BB Two-Stage Gas Furnace
(Type FSP CATEGORY IV Direct or Non Direct Vent Air Furnace)
(Type FSP CATÉGORIE IV Direct ou four á air soufflé non direct)
These furnaces comply with requirements embodied
in the American National Standard/National Standard
of Canada ANSI Z21.47•CSA-2.3 Gas Fired Central
Furnaces.
The precautions listed in this Installation Manual are
intended as supplemental to existing practices. However, if
there is a direct conflict between existing practices and the
content of this manual, the precautions listed herein take
precedence.
RECOGNIZE THIS SYMBOL
AS A SAFETY PRECAUTION.
IOG-2015H
02/2022
Installation Instructions for
Installer:
Affix all manuals
adjacent to the unit.
19001 Kermier Rd., Waller, TX 77484
www.goodmanmfg.com • www.amana-hac.com
© 2018-2022 Goodman Manufacturing Company, L.P.
is a registered trademark of Maytag Corporation or its related companies
and is used under license. All rights reserved.
Only personnel that have been trained to install, adjust,
service or repair(hereinafter, "service") the equipment
specified in this manual should service the equipment.
The manufacturer will not be responsible for any injury
or property damage arising from improper service or
service procedures. If you service this unit, you assume
responsibility for any injury or property damage which
may result. In addition, in jurisdictions that require one or
more licenses to service the equipment specified in this
manual, only licensed personnel should service the
equipment. Improper installation, adjustment, servicing
or repair of the equipment specified in this manual,or
attempting to install, adjust, service or repair the
equipment specified in this manual without proper training
may result in product damage, property damage, personal
injury or death.
Do not bypass safety devices.
WARNING
WARNING
DO NOT LIFT
PRODUCT USING
HEAT EXCHANGER
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Table of Contents
Troubleshooting
Related Manuals for Amana MVC96 BB Series
Summary of Contents for Amana MVC96 BB Series
- Page 1 AS A SAFETY PRECAUTION. DO NOT LIFT PRODUCT USING HEAT EXCHANGER 19001 Kermier Rd., Waller, TX 77484 www.goodmanmfg.com • www.amana-hac.com © 2018-2022 Goodman Manufacturing Company, L.P. IOG-2015H is a registered trademark of Maytag Corporation or its related companies 02/2022 and is used under license. All rights reserved.
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Page 2: Table Of Contents
Startup Procedure & Adjustment ......36 This device, which was assembled by Goodman Manufacturing Normal Sequence of Operation ....... 39 Company, L.P., contains a component that is classified as an intentional Safety Circuit Description ........40 radiator. This intentional radiator has been certified by the FCC: FCC ID Troubleshooting ............ - Page 3 RISQUE D'EMPOISONNEMENT AU MONOXYDE DE CARBONE Advertencia especial para la instalación de calentadores ó manejadoras de aire en áreas cerradas como estacionamientos ó cuartos de servicio. Cette ventilation est nécessaire pour éviter le danger d'intoxication Las emisiones de monóxido de carbono pueden circular a través au CO pouvant survenir si un appareil produisant du monoxyde del aparato cuando se opera en cualquier modo.
- Page 4 WARNING WARNING Heating unit should not be utilized without reasonable, Should overheating occur or the gas supply fail to shut routine, inspection, maintenance and supervision. If the off, turn off the manual gas shutoff valve external to the building in which any such device is located will be vacant, furnace before turning off the electrical supply.
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Page 5: Location Requirements & Considerations
• It must not be used as a “make-up” air unit. NOTE: The Commonwealth of Massachusetts • It must be installed as a two-pipe systems for requires that the following additional combustion air. requirements must also be met: • All other warranty exclusions and restrictions apply This furnace is an ETL dual-certified appliance and is •... - Page 6 - printing inks WARNING - chlorinated waxes or cleaners - paint removers - chlorine-based swimming pool chemicals Possible property damage, personal injury or death due to fire, explosion, smoke, soot, condensation, electrical shock - varnishes or carbon monoxide may result from improper installation, - water softening chemicals repair operation, or maintenance of this product.
- Page 7 • Counterflow Installation over a combustible floor. NOTE: Installations must adhere to the clearances If installation over a combustible floor becomes to combustible materials to which this furnace necessary, use an accessory subbase (see has been design certified. The minimum clearance information for this furnace is provided on the Specification Sheet applicable for your model for details).
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Page 8: Combustion & Ventilation Air Requirements
2. Inspect the venting system for proper size and House depressurization can cause back drafting or horizontal pitch, as required by the National Fuel Gas improper combustion of gas-fired appliances, thereby Code, ANSI Z223.1 or the Natural Gas and Propane exposing building occupants to gas combustion products Installation Code, CAN/CSA B149.1-15 and these that could include carbon monoxide. - Page 9 WARNING AVERTISSEMENT CARBON MONOXIDE POISONING HAZARD RISQUE D’INTOXICATION AU MONOXYDE DE CARBONE Failure to follow the steps outlined below for each Si les étapes décrites ci-dessous ne sont pas suivies pour appliance connected to the venting system being placed into chacun des appareils raccordés au système de ventilation operation could result in carbon monoxide poisoning or au moment de sa mise en marche, cela peut entraîner une...
- Page 10 If the furnace is installed in a crawl space it must be suspended from the floor joist or supported by a concrete pad. Never install the furnace on the ground or allow it to be exposed to water. Front Cover Pressure Switch Tube Location When a furnace is installed horizontally with left side down the front cover pressure switch tube must be re-located to the lower port of the collector box cover.
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Page 11: Vent/Pipe And Combustion Air
VENT PIPE & COMBUSTION AIR VENTING MATERIAL REQUIREMENTS ASTM STANDARD This manual will refer to the pipe that discharges products of combustion to the outdoors as the “vent” pipe or SCHEDULE 40 PIPE D1785 “flue” pipe. The pipe that supplies air for combustion SCHEDULE 40 CELLULAR CORE PIPE F891 to the furnace will be referred to as the “intake”... - Page 12 Termination Locations PREFERRED Non-Direct Vent & Direct Vent Vent/Flue Terminations Non-Direct Vent Vent/Flue Termination No Terminations Above Walkway Grade or Highest Anticipated Snow Level Non-Direct Vent Figure 4 Vent/Flue Termination Forced Air Inlet ACCEPTABLE Direct Vent Vent/Flue Termination Vent Clearances Figure 7 VENT-DRAIN TRANSITION NO LESS...
- Page 13 *MVC96/*CVC96 Direct Vent (2 - Pipe) and Non-Direct Vent (1- Pipe) Maximum Allowable Length of Vent/Flue Pipe & Combustion Air Pipe (ft) Pipe Size Number of Elbows MODEL (in.) *M V96C0403BN *M VC960603BN *M VC960803BN *M VC960804CN *M VC961005CN *M VC961005DN *M VC961205DN *CVC960403BN *CVC960603BN...
- Page 14 Vent/Flue Pipe Terminations WARNING 12" MIN. The rubber elbow is not designed to support a load. When the rubber elbow is mounted externally to the furnace VENT/FLUE TEE ( OPTIONAL) cabinet, extreme care must be taken to adequately support 45° ELBOW field-supplied vent/flue piping, as damage can result in leaks TURNED DOWN or 90°...
- Page 15 TEE (OPTIONAL) VENT/FLUE COMBUSTION AIR INTAKE 12” MIN (OPTIONAL) HEIGHT DIFFERENCE BETWEEN *Not required for INTAKE AND VENT single pipe installation DISTANCE BETWEEN COMBUSTION VENT AND GRADE AIR INTAKE. DISTANCE BETWEEN COMBUSTION AIR INTAKE AND GRADE 12” MIN TO ROOF OR HIGHEST ANTICIPATED SNOW LEVEL Figure 16 Figure 19...
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Page 16: Special Instructions For Products Installed In The State Of Massachusetts
Vent/Intake Terminations For Installation of 1. INSTALLATION OF CARBON MONOXIDE Multiple Direct Vent Furnaces DETECTORS. At the time of installation of the side If more than one direct vent furnace is to be installed wall horizontal vented gas fueled equipment, the vertically through a common roof top, maintain the same installing plumber or gasfitter shall observe that a hard minimum clearances between the exhaust vent and air... -
Page 17: Condensate Drain Lines & Drain Trap
Exemptions The following equipment is exempt from 248 CMR 5.08(2) (a)1 through 4: 1. The equipment listed in Chapter 10 entitled “Equipment Not Required To Be Vented” in the most current edition of NFPA 54 as adopted by the Board; 2. - Page 18 • If an air conditioning coil is installed with the furnace, 4. Install smaller end of hose #3 on 45º elbow and a common drain may be used. An open tee must be secure with 1” clamp. installed in the drain line, near the cooling coil, to 5.
- Page 19 Upflow Model Installed Horizontally Upflow Model Installed Horizontally with Right Side Down with Left Side Down Minimum 5 ½” clearance is required for the drain trap Minimum 5 ½” clearance is required for the drain trap beneath the furnace. beneath the furnace. *Also see Front Cover Pressure Switch Tube Location on page 10.
- Page 20 13. Use two silver clamps and secure the hoses to drain 9. Install the non-grommet end of hose #11 from outside trap. The trap outlet faces the front of the furnace. the cabinet in the upper drain hole. Install on collector Secure the trap to the cabinet using two screws box and secure with a silver clamp.
- Page 21 Drain Exiting Right Side Counterflow Model Installed Horizontally with Right Side Down Minimum 5 ½” clearance is required for the drain trap beneath the furnace. NOTE: For horizontal installations, some of the required hoses are found in the factory-installed hose assemblies. Remove the hose clamps to obtain the respective hoses needed for installation, and install per the following directions.
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Page 22: Gas Supply And Piping
Counterflow Model Installed Horizontally 14. Connect the 4” straight section of hose #4 to the 100º with Left Side Down elbow and the PVC pipe and secure with red clamps. 15. Connect the hoses to the trap inlets and secure * Also see Front Cover Pressure Switch Tube Location on page 10. - Page 23 For furnaces being converted to LP gas, it is strongly Gas Valve recommended that a LPLP03 kit also be installed. The This unit is equipped with a 24 volt gas valve controlled use of this kit will prevent the furnace from firing when during furnace operation by the integrated control the LP gas supply pressure is too low to support proper module.
- Page 24 • Gas piping must be supported external to the furnace The gas piping may enter the left or right side of the cabinet so that the weight of the gas line does not furnace cabinet. The installer must supply rigid pipe long distort the burner rack, manifold or gas valve.
- Page 25 Disconnect this unit and shutoff valve from the gas supply Manual Shut Off Valve (upstream from piping system before pressure testing the supply piping Alternate ground joint pipe union) Union system with pressures in excess of 1/2 psig (3.48 kPa). Location Isolate this unit from the gas supply piping system by Drip Leg...
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Page 26: Duct Work
3. Pressure drop in lines between regulators, and plate from the end on the coil; drilling a test hole in it and between second stage regulator and the appliance. reinstalling the block off plate. Take a duct static reading Pipe size will depend on length of pipe run and total at the test hole. - Page 27 cut the sheet metal along the scribe lines to free the duct Filters - Read This Section Before Installing flanges. Using the scribe line along the duct flange as a The Return Air Duct guide, unfold the duct flanges around the perimeter of the CUT USING TIN SNIPS opening using a pair of seamer pliers or seamer tongs.
- Page 28 Clean Comfort™ brand MERV 11 air cleaners have 5¼” media filters and are available in the following configurations. Consult your distributor for information on our complete line of IAQ Clean Comfort™ products. Model Minimum Recommended Filter Size^ *MVC960403BN* 1 - 16 X 25 Side or Bottom *MVC960603BN* 1 - 16 X 25 Side or Bottom Figure 44...
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Page 29: Electrical Connections
ELECTRICAL CONNECTIONS Line polarity must be observed when making field connections. Line voltage connections can be made through either the right or left side panel. The furnace is shipped configured for a right side electrical WARNING connection with the junction box located inside the burner compartment (blower compartment for downflows). - Page 30 CoolCloud™ HVAC Phone Application error codes, observe system status during operation, Actual screens may look different based on the mobile make system menu adjustments, add site visit notes and device being used. run system testing of all operational modes (heat / cool / fan) directly from the phone.
- Page 31 2. Two-stage outdoor units using the CoolCloud HVAC OUTDOOR INDOOR BOARD TERMINAL BOARD TERMINAL application: CONNECTIONS CONNECTIONS a. Using the cooling icon after entering the outdoor unit menus, energize the outdoor unit at 100% capacity. b. Charge the outdoor unit as required using the charging information provided with the outdoor 24 VAC equipment.
- Page 32 2. Download the CoolCloud HVAC phone application. INDOOR BOARD TERMINAL NOTE: When new versions of Bluetooth CONNECTIONS Communication Software and Furnace Control Software are available, the phone application notifies the user. Software updates are classified as either optional or mandatory and installed by using the phone application.
- Page 33 NOTE: The arrow next to the display windows Gas Furnace Testing refers to the correct orientation for reading a. Two stage operation using the CoolCloud characters on the display. HVAC application: a. Select the gas heat icon after entering the furnace menus.
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Page 34: Accessories
Gas Furnace Testing The furnace includes three on-board push buttons allowing a. Two-stage Operation using the CoolCloud users to navigate indoor and outdoor system menus. The HVAC application: Right and Left buttons allow the user to scroll through the a. Select the gas heat icon after entering the main menus and to then scroll through available options furnace menus. - Page 35 • Profile B (2) ramps up to full cooling demand airflow by first stepping up to 50% of the full demand for 30 seconds. The motor then ramps to 100% of the required airflow. A one (1) minute OFF delay at 100% of the cooling airflow is provided.
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Page 36: Startup Procedure & Adjustment
To connect an electronic air cleaner using the line voltage Furnace Startup EAC terminal: 1. Close the manual gas shutoff valve external to the • Turn OFF power to the furnace before installing any furnace. accessories. 2. Turn off the electrical power to the furnace. •... - Page 37 If supply pressure differs from table, make the necessary adjustments to pressure regulator, gas piping size, etc., and/or consult with local gas utility. High Fire Regulator Adjust Regulator 5. Turn OFF gas to furnace at the manual shutoff valve Vent and disconnect manometer.
- Page 38 3. If the 1/2 cu. ft. dial was used, multiply your number by two. EXAMPLE: If it takes 23 seconds to complete one revolution of the 1/2 ft. dial (23 x 2 = 46). This tells us that at this rate, it would take 46 seconds to consume one cu.
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Page 39: Normal Sequence Of Operation
• Induced draft blower steps to low speed following prepurge. Low stage pressure switch contacts are closed. • Igniter warm up begins upon Inducer draft blower SUPPLY step to low speed and presence of closed low stage pressure switch contacts. •... -
Page 40: Safety Circuit Description
Operational Checks the induced draft blower and the coil front cover. These The burner flames should be inspected with the burner switches guard against insufficient airflow (combustion compartment door installed. Flames should be stable, air and flue products) through the heat exchanger and/or quiet, soft, and blue (dust may cause orange tips but blocked condensate drain conditions. -
Page 41: Maintenance
Diagnostic Chart The furnace should be inspected by a qualified installer, or service agency at least once per year. This check should WARNING be performed at the beginning of the heating season. This will ensure that all furnace components are in proper High voltage! working order and that the heating system functions To avoid personal injury or death due to... -
Page 42: Before Leaving An Installation
Flame Sensor (Qualified Servicer Only) Under some conditions, the fuel or air supply can create a nearly invisible coating on the flame sensor. This coating acts as an insulator causing a drop in the flame sense signal. If the flame sense signal drops too low the furnace will not sense flame and will lock out. -
Page 43: Menu Options
MENU OPTIONS Menu Description Menu Description Display Display Percentage of high stage gas heating airflow to run Aux (condensate switch enabled) SE during low St Enable or disable inverter boost operation. stage gas heat operation. (default = 70%) (compressor speed may increase when this feature is St Gas Heat Airflow Trim (default = 0%) t... -
Page 44: Status Codes
MENU OPTIONS STATUS CODES Menu Description Description of System Status Display Display Menu is enabled if the CFS menu is set to 6. Select the Compressor Cooling, Low Stage (non-communicating target time the system will attempt to satisfy the tt ... -
Page 45: Troubleshooting Chart
TROUBLESHOOTING CHART Symptom Fault Description Corrective Actions Status Furnace fails to operate Equipment lacks shared data Populate shared data set using memory card. Normal operation Normal operation None Furnace fails to operate No 115 power to furnace or no 24 volt power to Restore high voltage power to furnace and integrated control module. - Page 46 TROUBLESHOOTING CHART Symptom Fault Description Corrective Actions Status Check filters for blockage, clean filters or remove obstruction. Check ductwork for blockage and verify all Furnace operates at reduced registers are fully open. performance or operates on low Airflow is lower than demanded ...
- Page 47 TROUBLESHOOTING CHART Symptom Fault Description Corrective Actions Status NOTE: Allow time as the control may take up to 90 seconds to detect sensors. Verify that the sensor probe is plugged in all the way. Verify that the sensor probe connector is Supply air temperature reading not Supply Air Temperature Sensor Circuit is Open properly crimped.
- Page 48 TROUBLESHOOTING CHART Symptom Fault Description Corrective Actions Status Locate and correct gas interruption. Check front cover pressure switch operation and verify proper drainage (hose, wiring, contact operation), correct if necessary. Furnace lockout due to an excessive number of ignition “retries” (3 total). Replace or realign igniter.
- Page 49 TROUBLESHOOTING CHART Symptom Fault Description Corrective Actions Status Check and correct wiring from integrated control module to igniter Problem with igniter circuit Diagnose and replace shorted igniter as needed Improperly connected or shorted igniter Furnace fails to operate Verify and correct unit ground wiring if needed Poor unit ground Igniter relay fault on integrated control module Check igniter output from control, replace if necessary...
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Page 50: Wiring Diagram
WIRING DIAGRAM ID BLOWER TWO-STAGE PRESSURE SWITCH ASSEMBLY SURFACE HIGH FIRE IGNITER PRESSURE LOW FIRE SWITCH PRESSURE SWITCH FLAME SENSOR TWO STAGE GAS VALVE FRONT COVER (WHITE-RODGERS) PRESSURE SWITCH MANUAL RESET ROLLOUT LIMIT CONTROLS (SINGLE CONTROL ON 40 kBTU) AUTO RESET PRIMARY LIMIT CONTROL INDUCED DRAFT... -
Page 51: Start-Up Checklist
START-UP CHECKLIST Furnace Model Number Serial Number ELECTRICAL Line Voltage (Measure L1 to N and N to Ground Voltage) L - N N - G Secondary Voltage (Measure Transformer Output Voltage) R - C Blower Amps BLOWER EXTERNAL STATIC PRESSURE Return Air Static Pressure IN. - Page 52 You can also scan the QR code on the right for the product brand you purchased to be directed to the Product Registration page. NOTE: SPECIFICATIONS AND PERFORMANCE DATA LISTED HEREIN ARE SUBJECT TO CHANGE WITHOUT NOTICE. Visit our web sites at www.goodmanmfg.com or www.amana-hac.com for information on: • •...
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