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Goodman GMV95 Installation Instructions Manual

Two-stage gas-fired warm air furnace
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T
-S
WO
TAGE
(Type FSP CATEGORY IV Direct or Non Direct Vent Air Furnace)
ATTENTION INSTALLING PERSONNEL
As a professional installer you have an obligation to know the product better than the customer. This includes all safety
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 hazardous than
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 safety
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 take precedence.
IO-280D
GMV95/GCV9
G
-F
AS
I
NSTALLATION
Installer: Affix all manuals adjacent to the unit.
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.
RECOGNIZE THIS SYMBOL AS A SAFETY PRECAUTION.
precautions and related items.
when the unit is in operation.
customer in its safe use.
practices...follow them.
*NOTE: Please contact your distributor or our
website for the applicable product data book
referred to in this manual.
2004-2006 Goodman Manufacturing Company, L.P.
©
W
IRED
ARM
I
NSTRUCTIONS
A
F
IR
URNACE
®
US
C
07/06

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Summary of Contents for Goodman GMV95

  • Page 1 *NOTE: Please contact your distributor or our website for the applicable product data book referred to in this manual. 07/06 IO-280D 2004-2006 Goodman Manufacturing Company, L.P. ©...

  • Page 2: Table Of Contents

    Table of Contents I. Component Identification ............................... 5 II. Safety ....................................6 (ESD) P ....................6 LECTROSTATIC ISCHARGE RECAUTIONS III. Product Application ............................... 6 IV. Location Requirements & Considerations ......................... 7 ................................. 7 ENERAL ......................... 8 LEARANCES AND CCESSIBILITY ............................8 URNACE USPENSION ..........................
  • Page 3 Table of Contents XIV. Startup Procedure & Adjustment ..........................28 ..........................28 NTICIPATOR ETTING ............................28 RAIN RIMING ............................28 URNACE OPERATION ......................28 UPPLY RESSURE EASUREMENT ................. 29 ANIFOLD RESSURE EASUREMENT AND DJUSTMENT ) ..................29 NPUT EASUREMENT ATURAL ............................
  • Page 4 WNER WARNING It is important that you fill out the owner’s registration card and mail it today. This will assist us in contacting you should any service or F THE INFORMATION IN THESE INSTRUCTIONS IS NOT FOLLOWED EXACTLY, A warranty information change in the future. When filling in the regis- FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE, PERSONAL tration card, be sure to include the model, manufacturing, and serial INJURY OR LOSS OF LIFE.

  • Page 5: Component Identification

    I. COMPONENT IDENTIFICATION 9 10 CF M 4 3 2 1 OF F CU T FO R 4 3 2 1 DE HU M I nt el l - I gni t i on TS TA T OF F Counterflow/Horizontal Upflow/Horizontal Two-Stage Gas Valve 22 Drain Trap...

  • Page 6: Safety

    II. SAFETY If you come in contact with an ungrounded object, repeat step 2 before touching control or wires. Please adhere to the following warnings and cautions when install- 4. Discharge your body to ground before removing a new control ing, adjusting, altering, servicing, or operating the furnace.

  • Page 7: Location Requirements & Considerations

    NOTE: Do not connect the temporary duct directly to the IV. LOCATION REQUIREMENTS & CONSIDERATIONS furnace. The duct must be sized according to the ENERAL instructions under Section V, Combustion and Ventilation Air Requirements, Section 5.3.3. WARNING • The furnace heat exchanger, components, duct system, air filters and evaporator coils are thoroughly cleaned following final construction clean up.

  • Page 8: Clearances And Accessibility

    printing inks URNACE USPENSION paint removers If suspending the furnace from rafters or joists, use 3/8" threaded varnishes rod and 2”x2”x1/8” angle iron as shown below. The length of rod will hydrochloric acid depend on the application and the clearances necessary. cements and glues PROVIDE 8"...

  • Page 9: Thermostat Location

    If resizing is required on any portion of the venting system, use the Most homes will require outside air be supplied to the furnace area appropriate table in Appendix G in the latest edition of the National by means of ventilation grilles or ducts connecting directly to the Fuel Gas Code ANSI Z223.1 and/or CSA B149 Installation Codes.
  • Page 10 Equipment Located in Confined Spaces; All Air from Outdoors Chimney or Gas Vent Through Ventilated Attic. See 5.3.3-b. NOTE: Each opening must have a free area of not less than one 3. When communicating with the outdoors through horizontal ducts, square inch per 1000 BTU of the total input rating of all equip- each opening shall have a minimum free area of 1 square inch...

  • Page 11: Installation Positions

    and free area is not known, it may be assumed that wood louvers will EVELING have 20-25 percent free area and metal louvers and grilles will have 60- Leveling ensures proper condensate drainage from the heat ex- 75 percent free area. Louvers and grilles shall be fixed in the open changer and induced draft blower.

  • Page 12: Furnace Suspension

    connector, and must not be vented into any portion of a factory built URNACE USPENSION or masonry chimney except when used as a pathway for PVC as If the furnace is installed in a crawl space it must be suspended described later in this section.

  • Page 13: Termination Locations

    drain system. Allowances should be made for minor expansion Non-Direct Vent and contraction due to temperature variations. For this reason, & Direct Vent particular care must be taken to secure piping when a long run is Vent/Flue Terminations followed by a short offset of less than 40 inches. Non-Direct Vent Vent/Flue Termination Precautions should be taken to prevent condensate from freezing...

  • Page 14: Alternate Furnace Connections

    additional access to a filter or electronic air cleaner, or to horizontal installations desiring vent/flue (and combustion air intake) piping run vertically from the side of the cabinet. NOTE: Standard and alternate locations can be combined (i.e., an installation may use the standard combustion air intake location but use the alternate vent/flue location or vice versa), if needed.
  • Page 15 hose clamps from the drain kit bag, attach the vent/flue pipe LTERNATE OMBUSTION NTAKE OCATION and coupling to the induced draft blower. Secure the coupling The alternate combustion air intake location consists of a large, to the cabinet using the screws removed in step 1 or with unobstructed hole (alternate vent connection is aligned with the field-supplied 3/8”...

  • Page 16: Non -Direct Vent (Single Pipe ) Piping

    UPFLOW REMOVE REMOVE 2" CLEARANCE 4 SCREWS REMOVE Non-Direct Vent (Single Pipe) 4 SCREWS REQUIRED (1)(2) (NON-DIRECT Maximum Allowable Length of Vent/Flue Pipe (ft) REMOVE VENT) AND CUT (3)(5) Number of Elbows Pipe REMOVE Unit Input REMOVE (inch) 3 SCREWS RELOCATE ADDITIONAL 45,000...

  • Page 17: Direct Vent (Dual Pipe ) Piping

    tions must be in the same atmospheric pressure zone. Refer to Section IX, Vent/Flue and Combustion Air Pipe - Termination Loca- tions or Concentric Vent Termination for specific details on termina- 12 " Min To tion construction. For details concerning connection of pipes to the Roof Or Highest Anticipated Snow Level...

  • Page 18: Vent /Intake Terminations For Installation Of Multiple Direct Vent Furnaces

    LUE AND OMBUSTION ERMINATIONS 12" MIN 12" MIN. The vent/flue and combustion air pipes may terminate vertically, as 3" MIN. 24" MAX. through a roof, or horizontally, as through an outside wall. VENT/FLUE Vertical pipe terminations should be as shown in the following fig- SUPPORT ure.

  • Page 19: Condensate Drain Lines & Drain Trap

    X. CONDENSATE DRAIN LINES & DRAIN TRAP 1. Remove the rubber plug from the front cover drain port (right or left side, depending on the intended drain trap mounting). ENERAL 2. Secure Hose A to front cover drain port with a red hose A condensing gas furnace achieves its high level of efficiency by clamp.

  • Page 20: Orizontal Nstallations

    hose to Tube 1 with a green hose clamp. Route other end ORIZONTAL NSTALLATIONS of Hose B to front left side panel grommet hole. IGHT Horizontal installations with the right side down require that the drain 6. Insert short end of each Tube 2 through side panel grommet hoses be connected to the right side front cover drain port and the holes.

  • Page 21: Electrical Connections

    XI. ELECTRICAL CONNECTIONS side tap. The pressure switch hose must be connected to the down side to guard against blocked drain conditions. Cut hose to appropriate length to minimize sagging. Plug right WARNING (unused) pressure tap with plug removed from left side. 3.

  • Page 22: Volt Thermostat Wiring

    2. Remove and save the two screws securing the junction box Thermostat to the side panel. Two-Stage Heating with 3. Relocate junction box and associated plugs and grommets Single-Stage Cooling to opposite side panel. Secure with screws removed in step Furnace Integrated DEHUM TWIN...

  • Page 23: Fossil Fuel Applications

    tioned air as it passes through the AC coil. For proper function, a Accessory wiring connections are to be made through the 1/4" dehumidistat applied to this furnace must operate on 24 VAC and quick connect terminals provided on the furnace integrated control utilize a switch which opens on humidity rise.

  • Page 24: Gas Piping Connections

    IPING ONNECTIONS Inlet Gas Supply Pressure ENERAL Natural Gas Minimum:5.0" W.C. Maximum :10.0" W.C. Propane Gas Minimum:11.0" W.C. Maximum :13.0" W.C. CAUTION LTITUDE ERATE When this furnace is installed at high altitude, the appropriate High O AVOID POSSIBLE UNSATISFACTORY OPERATION OR EQUIPMENT DAMAGE Altitude orifice kit must be applied.

  • Page 25: Ropane As Anks And Iping

    connection is 375 in-lbs; excessive over-tightening may CAUTION damage the gas valve. • Install a manual shutoff valve between the gas meter and DGES OF SHEET METAL HOLES MAY BE SHARP. SE GLOVES A PRECAUTION unit within six feet of the unit. If a union is installed, the union WHEN REMOVING HOLE PLUGS.

  • Page 26: Circulating Air & Filters

    gas supplier about installing a gas detecting warning system. If Sizing Between Single or Second Stage Regulator and Appliance* Maximum Propane Capacities Listed are Based on 1/2" W.C. pressure drop at 11" W.C. setting. the presence of gas is suspected, follow the instructions on Page Capacities in 1,000 BTU/hour.

  • Page 27: Filters - Read This Section Before Installing The Return Air Ductwork

    UPFLOW CUT USING TIN SNIPS COOLING AIRFLOW REQUIREMENT (CFM) 1000 1200 1400 1600 2000 PRESS OUT BY HAND 0453__XA 376* 0704__XA 627* 627* 0905__XA 836* 836* 836* 1155__XA 940* 940* 940* CUT FOUR CORNERS AFTER REMOVING SHEET METAL COUNTERFLOW COOLING AIRFLOW REQUIREMENT (CFM) SCRIBE LINES OUTLINING DUCT FLANGES 1000...

  • Page 28: Horizontal Installations

    6. Wait five minutes then smell for gas. Be sure check near FILTER the floor as some types of gas are heavier than air. ACCESS DOOR 7. If you smell gas after five minutes, immediately follow the instructions on page 4 of this manual. If you do not smell gas after five minutes, move the furnace gas valve manual RETURN AIR FLOW...

  • Page 29: Gas Manifold Pressure Measurement And Adjustment

    If using the inlet pressure boss on the gas valve, then use the 36G Valve Pressure Check Kit, Goodman Part No. M anifold Gas Pressure 0151K00000S.

  • Page 30: Temperature Rise

    Startup Procedure and Adjustment - Gas Manifold Pressure Mea- HEAT EXCHANGER RADIATION "LINE OF SIGHT" surement and Adjustment for details. NOTE: The final manifold pressure cannot vary by more than ± 0.3” w.c. from the specified SUPPLY setting. Consult your local gas supplier if additional input rate adjustment is required.
  • Page 31 heating blower speed is shipped set at “B”, and the cooling blower • Profile A provides only an OFF delay of one (1) minute at speed is set at “D”. These blower speeds should be adjusted by the 100% of the cooling demand airflow. installer to match the installation requirements so as to provide the correct heating temperature rise and correct cooling CFM.

  • Page 32: Blower Heat Off Delay Timings

    7. Select the desired “heating” speed tap by positioning • Induced draft blower steps to low speed following prepurge. switches 7 and 8 appropriately. Refer to figure above. Turn Low stage pressure switch contacts are closed. off power to furnace for a minimum of 10 seconds, allowing •...

  • Page 33: Fan Only Mode

    XVII. SAFETY CIRCUIT DESCRIPTION • Outdoor fan and compressor are energized to their appropriate speed. ENERAL • Circulator blower is energized on the appropriate cool speed A number of safety circuits are employed to ensure safe and proper at the level and time determined by the selected ramping furnace operation.

  • Page 34: Diagnostic Chart

    recharge your body with static electricity; (i.e., do not move • Drainage system. Check for blockage and/or leakage. or shuffle your feet, do not touch ungrounded objects, etc.). Check hose connections at and internal to furnace. If you come in contact with an ungrounded object, repeat •...

  • Page 35: Flame Sensor (Qualified Servicer Only )

    LOWER OMPARTMENT EMOVAL ONDENSATE RAP AND RAIN YSTEM UALIFIED ERVICER 1. Turn OFF electrical power to furnace. 2. Remove blower compartment door. Annually inspect the drain tubes, drain trap, and field-supplied drain 3. Grasp lower portion of filter and lift up. line for proper condensate drainage.

  • Page 37: Troubleshooting Chart

    TROUBLESHOOTING CHART Associated Symptoms of Abnormal Fault Description(s) Possible Causes Corrective Action Cautions and Notes Operation LED Code • Assure 115 and 24 volt • Furnace fails to operate. NONE • No 115 volt power to • Manual disconnect switch •...
  • Page 38 TROUBLESHO 18OTING CHART Associated Symptoms of Abnormal Fault Description(s) Possible Causes Corrective Action Cautions and Notes Operation LED Code • Circulator blower runs • Primary or auxiliary • Check filters and • Turn power OFF • Insufficient conditioned air continuously. No furnace limit circuit is open.

  • Page 39: Wiring Diagram

    WIRING DIAGRAM WARNING O AVOID PERSONAL INJURY OR DEATH DUE TO ELECTRICAL SHOCK, DISCONNECT THE POWER BEFORE SERVICING. 40 V A T R A N S- F O R M E R Wiring is subject to change, always refer to the wiring diagram on the unit for the most up-to-date wiring.
  • Page 40 2550 North Loop West, Suite 400 Houston, TX 77092 www.goodmanmfg.com © 2004-2006 Goodman Manufacturing Company, L.P.

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