Goodman CVC9/95 Installation Instructions Manual
Cvc9/95 & mvc95 series two-stage gas furnace
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I
I
NSTALLATION
NSTRUCTIONS FOR
(Type FSP CATEGORY IV Direct or Non Direct Vent Air Furnace)
These furnaces comply with requirements embod-
ied in the American National Standard / National
Standard of Canada ANSI Z21.47·CSA-2.3 Gas Fired
Central Furnaces.
ATTENTION INSTALLING PERSONNEL
As a professional installer you have an obligation to know the product better than the customer. This includes all
Prior to actual installation, thoroughly familiarize yourself with this Instruction Manual. Pay special attention to all
safety warnings. Often during installation or repair it is possible to place yourself in a position which is more
Remember, it is your responsibility to install the product safely and to know it well enough to be able to instruct a
Safety is a matter of common sense...a matter of thinking before acting. Most dealers have a list of specific good
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 here
IO-430C
05/13
*CVC9/95 & *MVC95 - T
Installer: Affix all manuals adjacent to the unit.
RECOGNIZE THIS SYMBOL AS A SAFETY PRECAUTION.
safety precautions and related items.
hazardous than when the unit is in operation.
customer in its safe use.
safety practices...follow them.
*NOTE: Please contact your distributor
or our website for the applicable
Specification Sheet referred to in this manual.
Goodman Manufacturing Company, L.P.
5151 San Felipe Suite 500
Houston, TX 77056
www.goodmanmfg.com • www.amana-hac.com
© 2009 - 2013 Goodman Manufacturing Company, L.P.
take precedence.
-S
G
F
WO
TAGE
AS
URNACE
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Table of Contents
Troubleshooting
Related Manuals for Goodman CVC9/95
Summary of Contents for Goodman CVC9/95
- Page 1 *NOTE: Please contact your distributor or our website for the applicable Specification Sheet referred to in this manual. Goodman Manufacturing Company, L.P. 5151 San Felipe Suite 500 Houston, TX 77056 www.goodmanmfg.com • www.amana-hac.com IO-430C © 2009 - 2013 Goodman Manufacturing Company, L.P. 05/13...
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Page 2: Table Of Contents
Table of Contents ..........................5 AFETY ONSIDERATIONS ............................6 HIPPING NSPECTION (ESD) P ....................6 LECTROSTATIC ISCHARGE RECAUTIONS ............................6 NSTALLER Product Description ............................7 ..............................7 EATURES Product Application ............................7 Location Requirements & Considerations .......................8 ........................9 LEARANCES AND CCESSIBILITY .............................9 URNACE USPENSION ...........................9 XISTING URNACE EMOVAL ..........................10 HERMOSTAT... - Page 3 Table of Contents ..........................30 LTITUDE ERATE ........................... 30 ROPANE ONVERSION ..........................30 IPING ONNECTIONS ........................33 ROPANE ANKS AND IPING Circulating Air & Filters ............................33 ..........................33 UCT WORK ..........................34 HECKING TATIC ] ...................34 OTTOM ETURN PENING PFLOW ODELS ..........35 ILTERS ECTION EFORE NSTALLING...
- Page 4 Table of Contents ............................49 NNUAL NSPECTION ...............................49 ILTERS ..............................49 URNERS .....................50 NDUCED RAFT AND IRCULATOR LOWERS ) ..............50 ONDENSATE RAP AND RAIN YSTEM UALIFIED ERVICER ) ....................50 LAME ENSOR UALIFIED ERVICER ) ....................50 ASSAGES UALIFIED ERVICER Before Leaving an Installation ........................50 Repair and Replacement Parts ........................50 Dip Switches ..............................51 Status Codes ..............................52...
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Page 5: Safety Considerations
WARNING WARNING WILL RESPONSIBLE INJURY PROPERTY PREVENT PERSONAL INJURY DEATH IMPROPER OODMAN . , , ... -
Page 6: Shipping Inspection
4. File the claim with the following support documents within a nine month statute of limitations. • Original or certified copy of the Bill of Lading, or indemnity bond. • Original paid freight bill or indemnity in lieu thereof. • Original or certified copy of the invoice, showing trade and other discounts or reductions. -
Page 7: Product Description
Non-direct vent (single pipe) central forced air furnace WARNING in which combustion air is taken from the installation area or from air ducted from the outside or, , PREVENT PROPERTY DAMAGE PERSONAL INJURY DEATH... -
Page 8: Location Requirements & Considerations
A copy of the National Fuel Gas Code (NFPA 54/ANSI Z223.1) drainage system in any area subject to below freezing can be obtained from any of the following: temperatures without proper freeze protection. Refer to American National Standards Institute Condensate Drain Lines and Trap for further details. 1430 Broadway •... -
Page 9: Clearances And Accessibility
furnace width minus 1”. Additionally, a coil installed T O P above an upflow furnace or under a counterflow furnace T O P may be the same width as the furnace or may be one size larger than the furnace. Example: a “C” width S ID E S ID E S ID E... -
Page 10: Thermostat Location
2. Inspect the venting system for proper size and hori- • Concealed hot or cold water pipes, or chimneys. zontal pitch, as required by the National Fuel Gas Code, • Unconditioned areas behind the thermostat, such as ANSI Z223.1 or the Natural Gas and Propane Installa- an outside wall. -
Page 11: Horizontal Applications & Considerations
When using the horizontal alternate vent configuration, you must & C ORIZONTAL PPLICATIONS ONSIDERATIONS use the RF000142 vent drain kit. See following illustration. Horizontal applications, in particular, may dictate many of the VENT-DRAIN “FIELD-SUPPLIED DRAIN installation’s specifics such as airflow direction, ductwork connec- HOSE”... -
Page 12: Lternate Lectrical And As Ine Onnections
Contact the distributor for a tabular listing of appropriate LTERNATE LECTRICAL AND ONNECTIONS manufacturer’s kits for propane gas and/or high altitude installa- This furnace has provisions allowing for electrical and gas line tions. The indicated kits must be used to insure safe and proper connections through either side panel. -
Page 13: Materials And Joining Methods
vent installation requires only a vent/flue pipe, while a direct vent Some models require the use of 3” pipe. Do not transition installation requires both a vent/flue pipe and a combustion air from a 2” to 3” pipe in a horizontal section of pipe as this may intake pipe. -
Page 14: Canadian Venting Requirements
• The combustion air intake termination of a direct vent ing an “S” joint to provide additional space at connection loca- application should not terminate in an area which is tions. This joint can be rotated on the fitting to establish maxi- frequently dusty or dirty. -
Page 15: Alternate Furnace Connections
COMBUSTION VENT/FLUE COMBUSTION Counterflow units. AIR PIPE VENT/FLUE PIPE AIR PIPE (DIRECT VENT ONLY) PIPE (DIRECT VENT ONLY) Cut the vent/flue pipe 3.75 inches from the blower deck 90 PVC RUBBER 90 PVC RUBBER coupling (see “Vent/Flue Pipe Cuts” figure). Save vent/flue ELBOW COUPLING ELBOW... - Page 16 LTERNATE OMBUSTION NTAKE OCATION ADDITIONAL PLUG OUNTERFLOW ORIZONTAL ODELS FROM DRAIN KIT The alternate combustion air intake location consists of a large, unobstructed hole (alternate vent connection is aligned with the EXTERNALLY Induced Draft Blower). To use the alternate combustion air intake MOUNT location, refer to the following steps, and the “Alternate Combus- RUBBER ELBOW...
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Page 17: Non -Direct Vent (Single Pipe ) Piping
6. For direct vent installations, secure field-supplied 3) Tee used in the vent/flue termination must be included when determining combustion air intake pipe directly to the air intake coupling. the number of elbows in the piping system. NOTE: A PVC coupling or elbow is required on counterflow 4) 2 1/2”... - Page 18 terminations must be in the same atmospheric pressure zone. TEE (OPTIONAL) Refer to Vent/Flue and Combustion Air Pipe - Termination Loca- tions or Concentric Vent Termination for specific details on termi- nation construction. For details concerning connection of pipes to COMBUSTION AIR INTAKE 12”...
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Page 19: Vent /Intake Terminations For Installation Of Multiple Direct Vent Furnaces
If more than one direct vent furnace is to be installed horizontally Vent & Combustion Air Intake Measurements for Stan- through a common side wall, maintain the clearances as in the dard Horizontal Terminations (Dual Pipe) following figure. Always terminate all exhaust vent outlets at the Center to center = 10”... -
Page 20: Standard Right Or Left Side Drain Hose Connections
Follow the bullets listed below when installing the drain system. Refer to the following sections for specific details concerning fur- nace drain trap installation and drain hose hook ups. • The drain trap supplied with the furnace must be used. •... - Page 21 5. Cut 17 3/4 inches from the long end of Hose B and 1. Remove the rubber plug from the right side of the front discard. Secure the remaining hose to Tube 1 with a cover drain port. green hose clamp. Route the other end of Hose B to 2.
- Page 22 LTERNATE RAIN ONNECTIONS 5. Insert Tube 1 into rubber elbow drain port and secure with a silver hose clamp. Angle tube toward trap. Upright installations using the alternate vent/flue outlet will require 6. Cut 17 3/4 inches from the long end of Hose B and “right-side only”...
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Page 23: Upright Installations -Trap On Left Side
5. Cut “X” inches from the long end of Hose B and discard. PRIGHT NSTALLATIONS RAP ON Refer to table for appropriate length to cut. Secure NOTE: For left side trap installation, grommets must be moved remaining hose to Tube 1 with a green hose clamp. to the left side of the furnace and the plugs installed on the right Route other end of Hose B to front left side panel grommet side of the furnace. -
Page 24: Horizontal Installations - Right Side Down
tap. The pressure switch hose must be connected to PRIGHT RAIN OUNTING EFT OR IGHT ANEL the down side to guard against blocked drain conditions. 1. Insert drain tubes into drain trap and position the drain Cut hose to appropriate length to minimize sagging. Plug trap against the side panel. - Page 25 6. Cut 5 1/2 inches straight length from the long end of each Tube 2 and discard radius ends. Horizontal installations with the left side panel down will require 7. Insert approximately one inch of each Tube 2 through drain hoses to be connected to the left side front cover drain left side panel grommet hole.
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Page 26: Electrical Connections
junction box located inside the burner compartment. To make LECTRICAL ONNECTIONS electrical connections through the opposite side of the furnace, the junction box must be relocated to the other side of the WARNING burner compartment prior to making electrical connections. To HIGH VOLTAGE ! relocate the junction box, follow the steps shown below. -
Page 27: Volt Thermostat Wiring
1. Measure resistance between the neutral (white) connection NOTE: To apply a single-stage Heating Thermostat, the thermostat and one of the burners. selector switch on the Integrated Control Module must be set on single-stage. 2. Resistance should measure 10 ohms or less. Thermostat - Single -Stage Heating with Single-Stage This furnace is equipped with a blower door interlock switch which Cooling... -
Page 28: Volt Dehumidistat Wiring
OSSIL PPLICATIONS Move to the ON position Heat OFF Delay to select two-stage DIP Switches This furnace can be used in conjunction with a heat pump in a thermostat or OFF to select single stage fossil fuel application. A fossil fuel application refers to a com- thermostat bined gas furnace and heat pump installation which uses an Thermostat... -
Page 29: Volt Humidifier
24 V UMIDIFIER A 5" long brown wire in the wire harness at the low fire pressure switch provides 24 VAC humidifier control. This wire is powered any time the pressure switch is closed. To connect 24 VAC HUM, connect the 24 VAC line of the humidifier to the 5” brown wire. The connection can be made by either stripping the wire and using a wire nut or by using a field supplied quick connect termi- nal. -
Page 30: High Altitude Derate
with a propane gas spring from an appropriate manufacturer’s INLET GAS SUPPLY PRESSURE propane gas conversion kit. Taps for measuring the gas supply Natural Gas Minimum: 4.5" w.c. Maximum: 10.0" w.c. pressure and manifold pressure are provided on the valve. Propane Gas Minimum: 11.0"... - Page 31 GAS VALVE • Use pipe joint compound on male threads ONLY. Always MANUAL MANIFOLD BURNERS SHUT OFF VALVE use pipe joint compound (pipe dope) that is APPROVED (UPSTREAM FROM FOR ALL GASSES. DO NOT apply compound to the GAS LINE PIPE UNION) first two threads.
- Page 32 MANUAL SHUT-OFF VALVE IRECT TANDARD NLET IPING (UPSTREAM FROM GROUND JOINT PIPE UNION) GROUND JOINT PIPE UNION WARNING DRIP LEG . U DGES SHEET METAL HOLES SHARP GLOVES GROMMET IN STANDARD GAS VALVE GAS LINE HOLE ...
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Page 33: Propane Gas Tanks And Piping
ROPANE ANKS AND IPING Sizing Between First and Second Stage Regulator* Maximum Propane Capacities listed are based on 2 psig pressure drop at 10 psig setting. Capacities in 1,000 BTU/hour. WARNING Pipe or Nominal Pipe Size ... -
Page 34: Checking Duct Static
A closed return duct system must be used, with the return duct connected to the furnace. NOTE: Ductwork must never be at- tached to the back of the furnace. For upflow installations requir- ing 1800 CFM or more, use either two side returns or bottom return or a combination of side /bottom. -
Page 35: Filters - Read This Section Before Installing The Return Air Duct Work
When the furnace is used in connection with a cooling unit, the UPFLOW furnace should be installed in parallel with or on the upstream COOLING AIRFLOW REQUIREMENT (CFM) side of the cooling unit to avoid condensation in the heating ele- 1000 1200 1400... -
Page 36: Orizontal Nstallations
NOTE: This furnace is equipped with an ignition device which FILTER ACCESS automatically lights the burner. Do not try to light the burner by DOOR hand. 5. Move the furnace gas valve manual control to the OFF position. RETURN 6. Wait five minutes then smell for gas. Be sure check near CENTRAL DUCT RETURN... - Page 37 High Fire 5. If a call for heat is given or removed during the test, the Regulator Regulator system will still operate until the 5 minute test time is com- Adjust Vent plete. 6. During test mode, if both push buttons are pressed for greater than 1 second, the display will blank to indicate push buttons are pressed.
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Page 38: Gas Manifold Pressure Measurement And Adjustment
7. Measure the gas manifold pressure with burners firing. If supply pressure differs from table, make the necessary adjust- Adjust manifold pressure using the Manifold Gas Pressure ments to pressure regulator, gas piping size, etc., and/or consult table shown below. with local gas utility. -
Page 39: Temperature Rise
of seconds per cubic foot. The measured input must not be greater than the input indicated on the unit rating plate. EXAMPLE: Installation’s gas heating (HTG) value: 1,000 BTU/ft SUPPLY (Obtained from gas supplier) Installation’s seconds per cubic foot: 34 sec/ ft Conversion Factor (hours to seconds): 3600 sec/hr Input = (Htg. - Page 40 The cooling system manufacturer’s instructions must be checked for required air flow. Any electronic air cleaners or other devices 100% CFM 100% CFM may require specific air flows, consult installation instructions of those devices for requirements. 1 min 3. Knowing the furnace model, locate the high stage cooling air flow charts in the Specification Sheet applicable to your model.
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Page 41: Blower Heat Off Delay Timings
Switch Bank: S4 Lo w Stage High Stage Low Stage High Stage Model DIP Switch No. Heating Cool Cool Heat Heat Airflow *MVC95045 3BX* 1000 1022 1200 1134 1210 (*Indicates factory setting) 1325 *MVC950704CX* 8. Select the desired “heating” speed tap by positioning 1100 1000 1440... -
Page 42: Airflow Considerations
In a ComfortNet system, the indoor unit, outdoor unit, and ther- For example, assume the system is an air conditioner matched mostat comprising a ComfortNet system “communicate” digitally with a furnace. With a call for low stage cooling, the air with one another, creating a two-way communications path. -
Page 43: Omfort Et Ystem Dvanced Eatures
CTK0* CTK0* 4-Position Connectors Thermostat Thermostat from CTK0* Thermostat Kit ComfortNet Compatible Furnace Integrated Control Module ComfortNet Compatible 2 R C W1 W2 Y1 Furnace Integrated Control Module ComfortNet Compatible AC/HP Integrated Control Module Non- ComfortNet Compatible System Wiring using Four-Wires Single Stage AC UTDOOR NDOOR... -
Page 44: Furnace Advanced Features Menus
URNACE DVANCED EATURES ENUS (accessed through the communicating thermostat) CONFIGURATION Submenu Item Indication (for Display Only; not User Modifiable) Number of Heat Stages (HT STG) Displays the number of furnace heating stages Input Rate (BTU/HR) Displays the furnace input rate in kBtu/hr Motor HP (1/2, ¾, or 1 MTR HP) Displays the furnace indoor blower motor horsepower DIAGNOSTICS... - Page 45 SET-UP Submenu Item User Modifiable Options Comments -10% to +10% in 2% increments, Trims the heating airflow by the selected Heat Airflow Trim (HT TRM) default is 0% amount. 5, 10, 15, 20, 25, or 30 seconds, Heat ON Delay (HT ON Selects the indoor blower heat ON delay default is 30 seconds 30, 60, 90, 120, 150, or 180 seconds,...
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Page 46: Thermostat Menu
data lines vary between +5V and ground. (When data 1 is HERMOSTAT increasing towards +5V, data 2 is decreasing towards ground If this furnace is installed with a communicating compatible and when data 1 is decreasing towards ground, data 2 is in- heat pump, the system is recognized as a dual fuel system. -
Page 47: System Troubleshooting
• YSTEM ROUBLESHOOTING If the two-stage thermostat changes the call from high heat to low heat, the control will immediately switch the induced NOTE: Refer to the instructions accompanying the ComfortNet draft blower and gas valve to their low stage settings. The compatible outdoor AC/HP unit for troubleshooting information. -
Page 48: Fan Only Mode
UXILIARY IMIT The auxiliary limit controls are located on or near the circulator The normal operational sequence in fan only mode is as follows: blower and monitors blower compartment temperatures. They • R and G thermostat contacts close, initiating a call for fan. are a normally-closed (electrically), manual-reset sensors. -
Page 49: Diagnostic Chart
• Burners. Check for proper ignition, burner flame, and IAGNOSTIC HART flame sense. • Drainage system. Check for blockage and/or leakage. WARNING Check hose connections at and internal to furnace. HIGH VOLTAGE ! • Wiring. Check electrical connections for tightness and/ ... -
Page 50: Induced Draft And Circulator Blowers
NDUCED RAFT AND IRCULATOR LOWERS Procedure and Adjustments to reduce the chances of repeated fouling. The bearings in the induced draft blower and circulator blower motors are permanently lubricated by the manufacturer. No fur- EFORE EAVING AN NSTALLATION ther lubrication is required. Check motor windings for accumula- •... -
Page 51: Dip Switches
WITCHES Dip Switch Switch Bank Purpose Function Heating Off Delay 2 Stage Stat 2 Stage Stat Thermostat Setup 1 Stg Stat 5 min delay 1 Stg Stat auto delay Cooling Airflow Add 5% Minus 5% Trim Add 10% Minus 10% Ramping Profile Heating Airflow Disabled... -
Page 52: Status Codes
TATUS ODES INTERNAL CONTROL FAULT/NO POWER NORMAL OPERATION LOCKOUT DUE TO EXCESSIVE RETRIES LOW STAGE PRESSURE SWITCH STUCK CLOSED AT START OF HEATING CYCLE LOW STAGE PRESSURE SWITCH STUCK OPEN OPEN HIGH LIMIT SWITCH FLAME DETECTED WHEN NO FLAME SHOULD BE PRESENT OPEN FUSE LOW FLAME SIGNAL IGNITER FAULT OR IMPROPER GROUNDING... -
Page 53: Troubleshooting Chart
ROUBLESHOOTING HART ComfortNet™ Symptoms of Abnormal Diagnostic/ Thermostat Only Operation (Legacy & Status LED Fault Description Possible Causes Corrective Actions Notes & Cautions ComfortNet™ Thermostat) Codes Message Code • Furnace fails to operate None • No 115 power to INTERNAL •... - Page 54 ROUBLESHOOTING HART Symptoms of Abnormal ComfortNet™ Diagnostic/ Operation (Legacy Thermostat Only Status LED Fault Description Possible Causes Corrective Actions Notes & Cautions & ComfortNet™ Codes Message Code Thermostat) • Induced draft blower • Low stage PS1 OPEN • Pressure switch hose •...
- Page 55 ROUBLESHOOTING HART Symptoms of Abnormal ComfortNet™ Diagnostic/ Operation (Legacy Thermostat Only Status LED Fault Description Possible Causes Corrective Actions Notes & Cautions & ComfortNet™ Codes Message Code Thermostat) • Furnace fails to operate. • Problem with IGNITER • Improperly connected •...
- Page 56 ROUBLESHOOTING HART ComfortNet™ Symptoms of Abnormal Diagnostic/ Thermostat Only Operation (Legacy Status LED Fault Description Possible Causes Corrective Actions Notes & Cautions & ComfortNet™ Codes Message Code Thermostat) • Operation different than • Invalid memory INVALID MC • Shared data set on •...
- Page 57 ROUBLESHOOTING HART ComfortNet™ Symptoms of Abnormal Diagnostic/ Thermostat Only Operation (Legacy Status LED Fault Description Possible Causes Corrective Actions Notes & Cautions & ComfortNet™ Codes Message Code Thermostat) • Circulator blower MOTOR • Turn power OFF prior • Furnace fails to operate. motor senses TRIPS to repair...
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Page 58: Wiring Diagram
IRING IAGRAM Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring. -
Page 59: Pecial Instructions For Products Installed In The State Of Massachusetts
PECIAL NSTRUCTIONS FOR RODUCTS NSTALLED IN THE TATE OF ASSACHUSETTS 3. SIGNAGE. A metal or plastic identification plate shall be permanently mounted to the exterior of the building at a minimum height of eight (8) feet above grade directly in line VENT/FLUE with the exhaust vent terminal for the horizontally vented gas fueled heating appliance or equipment. - Page 60 Finally, every unit is run tested before it leaves the factory. That’s why we know. . . There’s No Better Quality.” Visit our web sites at www.goodmanmfg.com or www.amana-hac.com for information on: • Products • Warranties • Customer Services • Parts • Contractor Programs and Training • Financing Options 2009-2013 Goodman Manufacturing Company, L.P. ©...