Goodman GME8 Installation Instructions Manual
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Goodman GME8 Installation Instructions Manual

Goodman GME8 Installation Instructions Manual

Gas-fired warm air furnace
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GME8
G
-F
W
A
F
AS
IRED
ARM
IR
URNACE
I
I
NSTALLATION
NSTRUCTIONS
Installer: Affix all manuals adjacent to the unit.
(CATEGORY 1)
These furnaces comply with requirements
embodied in the American National
®
Standard / National Standard of Canada
ANSI Z21.47·CSA-2.3 Gas Fired Central
C
US
Furnaces.
RECOGNIZE THIS SYMBOL AS A SAFETY PRECAUTION.
ATTENTION INSTALLING PERSONNEL
As a professional installer, you have an obligation to know the product better than the customer.
This includes all safety precautions and related items.
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 when the unit is in operation.
Remember, it is your responsibility to install the product safely and to know it well enough
to be able to instruct a customer in its safe use.
Safety is a matter of common sense...a matter of thinking before acting.
Most dealers have a list of specific, good safety practices...follow them.
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.
*NOTE: Please contact your distributor
or our website for the applicable product data book
referred to in this manual.
Goodman Manufacturing Comapny, L.P.
5151 San Felipe, Suite 500, Houston, TX 77056
www.goodmanmfg.com
IO-320A
©2007 Goodman Manufacturing Company, L.P.
6/07

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  • Page 1 *NOTE: Please contact your distributor or our website for the applicable product data book referred to in this manual. Goodman Manufacturing Comapny, L.P. 5151 San Felipe, Suite 500, Houston, TX 77056 www.goodmanmfg.com IO-320A ©2007 Goodman Manufacturing Company, L.P. 6/07...

  • Page 2: Table Of Contents

    Table of Contents I. GENERAL INFORMATION ..............................4 ............................4 NSTALLER ..........................4 RANSPORTATION AMAGE II. SAFETY ................................... 4 (ESD) P ....................5 LECTROSTATIC ISCHARGE RECAUTIONS III. PRODUCT APPLICATION ............................... 5 IV. LOCATION REQUIREMENTS AND CONSIDERATIONS ....................6 ............................... 6 ENERAL ........................
  • Page 3 Table of Contents XII. START-UP PROCEDURE AND ADJUSTMENT ......................22 ............................22 URNACE OPERATION ............................23 URNACE TART ............................23 URNACE HUTDOWN ......................23 UPPLY RESSURE EASUREMENT ................24 ANIFOLD RESSURE EASUREMENT AND DJUSTMENT ) ..................24 NPUT EASUREMENT ATURAL ............................

  • Page 4: General Information

    I. GENERAL INFORMATION WARNING WARNING O PREVENT POSSIBLE PERSONAL INJURY OR DEATH DUE TO ASPHYXIATION THIS FURNACE MUST BE ATEGORY VENTED NOT VENT USING ATEGORY VENTING HOULD OVERHEATING OCCUR OR THE GAS SUPPLY FAIL TO SHUT ROVISIONS MUST BE MADE FOR VENTING COMBUSTION PRODUCTS TURN OFF THE MANUAL GAS SHUTOFF VALVE EXTERNAL TO THE OUTDOORS THROUGH A PROPER VENTING SYSTEM HE LENGTH OF...

  • Page 5: Electrostatic Discharge (Esd) Precautions

    indoors (i.e., attic space, crawl space, or garage area provided WARNING the garage area is enclosed with an operating door). This furnace can be used in the following non-industrial HIGH VOLTAGE! commercial applications: O AVOID PROPERTY DAMAGE PERSONAL INJURY OR DEATH DUE TO ELECTRICAL SHOCK THE FURNACE MUST Schools, Office buildings, Churches, Retail stores,...

  • Page 6: Location Requirements And Considerations

    IV. LOCATION REQUIREMENTS AND CONSIDERATIONS WARNING ENERAL Model type determines which installation procedures must be OSSIBLE PROPERTY DAMAGE PERSONAL INJURY OR DEATH DUE TO used. For GME8 models, you must follow instructions for Horizontal FIRE EXPLOSION SMOKE SOOT CONDENSATION ELECTRICAL Left, Horizontal Right or Upflow installations only.

  • Page 7: Clearances And Accessibility

    • If the furnace is used in connection with a cooling unit, URNACE USPENSION install the furnace upstream or in parallel with the cooling If suspending the furnace from rafters or joist, use 3/8" threaded unit coil. Premature heat exchanger failure will result if the rod and 2”x2”x3/8”...

  • Page 8: Thermostat Location

    Corrections must be in accordance with the latest edition of the occupants to gas combustion products that could include carbon National Fuel Gas Code NFPA 54/ANSI Z223.1 and/or CAN/CSA monoxide. B149 Installation Codes. If this furnace is to be installed in the same space with other gas If resizing is required on any portion of the venting system, use the appliances, such as a water heater, ensure there is an adequate appropriate table in Appendix G in the latest edition of the National...
  • Page 9 insulated, caulked, vapor barrier, etc.), additional air may Chimney or Gas Vent Ventilation louvers need to be provided using the methods described in 5.3.3- (each end of attic) b or 5.3.4. NOTE: The inlet and outlet air openings must each have a free Space, Unconfined.

  • Page 10: Category I Venting (Vertical Venting)

    4. When ducts are used, they shall be of the same cross- VI. CATEGORY I VENTING (VERTICAL VENTING) sectional area as the free area of the openings to which they connect. The minimum dimension of rectangular air ducts shall not be less than 3 inches. WARNING NOTE: The single opening must have O PREVENT POSSIBLE PERSONAL INJURY OR DEATH DUE TO...

  • Page 11: Exterior Masonry Chimneys

    WARNING OSSIBILITY OF PROPERTY DAMAGE PERSONAL INJURY OR DEATH DAMAGING CONDENSATION CAN OCCUR INSIDE MASONRY CHIMNEYS (80% AFUE WHEN A SINGLE FAN ASSISTED ATEGORY APPLIANCE FURNACE IS VENTED WITHOUT ADEQUATE DILUTION AIR O NOT CONNECT AN FURNACE TO A MASONRY CHIMNEY UNLESS THE Supply Air FURNACE IS COMMON VENTED WITH A DRAFT HOOD EQUIPPED APPLIANCE OR THE CHIMNEY IS LINED WITH A METAL LINER OR...

  • Page 12: Check 1 - Proper Chimney Termination

    10’ or Less Proper Chimney Line, terminate with Termination? listed vent cap (Check 1) (Fix 1) 2” Min. 2” Min. 3’ Min. Chimney channel Wall or Change venting free of solid and Parapet liquid fuel arrangements appliances? (Fix 2) (Check 2) Chimney 10’...

  • Page 13: Check 4 - Debris In Cleanout

    a) Crown leaning • Tile sections misaligned b) Bricks missing • Tile sections missing c) Mortar missing • Gaps between tile sections d) Tile liner cracked • Signs of condensate drainage at the cleanout or vent e) No tile liner connectors Salt staining at mortar joints.

  • Page 14: Fix 2 -Change Venting Arrangements

    construction and remodeling. Various commercial and 2 -C HANGE VENTING ARRANGEMENTS industrial processes may also be sources of chlorine/ If the masonry chimney has more than one channel, it may be fluorine compounds. possible to vent the gas appliances into one channel and vent the •...

  • Page 15: Wiring Harness

    UNCTION ELOCATION CAUTION WARNING ABEL ALL WIRES PRIOR TO DISCONNECTION WHEN SERVICING CONTROLS IRING ERRORS CAN CAUSE IMPROPER AND DANGEROUS OPERATION ERIFY PROPER OPERATION AFTER HIGH VOLTAGE! SERVICING O AVOID THE RISK OF INJURY ELECTRICAL SHOCK OR DEATH THE FURNACE MUST BE ELECTRICALLY GROUNDED IN ACCORDANCE WITH LOCAL CODES OR IN WARNING THEIR ABSENCE...

  • Page 16: Volt Thermostat Wiring

    PARK PARK This furnace is equipped with a 40 VA transformer to facilitate use EAC-H LINE-H XFMR-H with most cooling equipment. Consult the wiring diagram, located on the blower compartment door, for further details of 115 Volt and 24 Volt wiring. A single-stage thermostat with only one heating stage can be used to control this furnace.

  • Page 17: Vac Hum

    NOTE: Adjusting the minimum supply pressure below the limits Control Module in the above table could lead to unreliable ignition. Gas input to Neutral 120 VAC Hot 120 VAC the burners must not exceed the rated input shown on the rating plate.

  • Page 18: Firing Rate

    In some areas the gas supplier may artificially derate the gas in NAT. GAS an effort to compensate for the effects of altitude. If the gas is ALTITUDE ORIFICE SIZE artificially derated, the appropriate orifice size must be determined based upon the BTU/ft content of the derated gas and the altitude.

  • Page 19: Upflow Installations

    Location of Manual Valve Natural Gas Capacity of Pipe (Installed Ahead of In Cubic Feet of Gas Per Hour (CFH) Ground Joint Pipe Union) Length of Nominal Black Pipe Size Pipe in Feet 1/2" 3/4" 1" 1 1/4" 1 1/2" Height Required 1050 1600...

  • Page 20: Propane Gas Tanks And Piping

    NOTE: Never exceed specified pressures for testing. Higher 5 to 15 PSIG First Stage pressure may damage the gas valve and cause subsequent (20 PSIG Max.) Regulator Continuous overfiring, resulting in heat exchanger failure. 11" W.C. Disconnect this unit and shutoff valve from the gas supply piping system before pressure testing the supply piping system with 200 PSIG Second Stage...

  • Page 21: Filters - Read This Section Before Installing The Return Air Ductwork

    MINIMUM FILTER SIZES A closed return duct system must be used, with the return duct connected to the furnace. NOTE: Ductwork must never be attached FURNACE INPUT FILTER SIZE TYPE to the back of the furnace. Supply and return connections to the permanent 160 in permanent...

  • Page 22: Cooling Mode

    • The circulator blower remains on high speed for thirty OOLING seconds, then switches to low heat speed for the remainder The normal operational sequence in cooling mode is as follows: of the selected heat off delay period. For example, the selected heat off delay period is 150 seconds.

  • Page 23: Furnace Start - Up

    If using the inlet pressure boss on the gas valve, 4. Close manual gas shutoff valve external to the furnace. then use the 36G Valve Pressure Check Kit, Goodman Part No. 5. Replace the door on the unit. 0151K00000S.

  • Page 24: Gas Manifold Pressure Measurement And Adjustment

    If supply pressure differs from table, make the necessary Manifold Gas Pressure adjustments to pressure regulator, gas piping size, etc., and/or Rate Range Nominal consult with local gas utility. Low Stage 1.7 to 2.3" w.c. 2.0" w.c. Natural 5. Turn OFF gas to furnace at the manual shutoff valve and High Stage 3.2 to 3.8"...

  • Page 25: Circulator Blower Speed Adjustment

    3. Place the supplied white jumper wire between the cool HEAT EXCHANGER RADIATION "LINE OF SIGHT" relay Terminal 2 and Terminal 2 on the appropriate heat relay. SUPPLY 4. Connect the desired motor speed tap to the wire jumper. SUPPLY A two-stage cooling system may be used with this furnace.

  • Page 26: Auxiliary Limit Control

    temperature sensors. This limit guards against burner flames not being properly drawn into the heat exchanger. RESSURE WITCHES The pressure switches are normally-open, negative air pressure- activated switches. They monitor the airflow (combustion air and Check the burner flames for: flue products) through the heat exchanger via pressure taps located 1.

  • Page 27: Fault Recall

    AULT ECALL ILTERS The ignition control is equipped with a momentary pushbutton switch that can be used to display on the diagnostic LED the last WARNING five faults detected by the control. The control must be in Standby Mode (no thermostat inputs) to use the feature. Depress the O AVOID PROPERTY DAMAGE PERSONAL INJURY OR DEATH pushbutton switch for approximately 2 seconds.

  • Page 28: Induced Draft And Circulator Blower Motors

    • Wash, rinse, and dry the permanent filters. Both sides should then be sprayed with a filter adhesive as is CAUTION recommended on the adhesive container. Many hardware stores stock spray adhesives for use with permanent filters. HE IGNITER IS FRAGILE AND CAN BE EASILY DAMAGED EXTREME CAUTION WHEN REMOVING THE BURNER BOX TOP •...

  • Page 29: Troubleshooting Chart

    TROUBLESHOOTING CHART Fault Symptoms of Associated Corrective Cautions Possible Description(s) Abnormal Operation & Notes LED Code Causes Action • Assure 115 and 24 volt • Furnace fails to operate. NONE • No 115 volt power • Manual disconnect switch • Turn power OFF power to furnace to furnace, or no 24 OFF, door switch open, or...
  • Page 30 TROUBLESHOOTING CHART Fault Associated Symptoms of Corrective Cautions Possible Description(s) Abnormal Operation LED Code Action & Notes Causes • Check primary limit. Replace if • Insufficient conditioned • Circulator blower runs • Turn power OFF • Primary necessary. air over the heat continuously.
  • Page 31 HIGH VOLTAGE! ISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT ULTIPLE POWER SOURCES MAY BE PRESENT AILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH...
  • Page 32 Visit our website at www.goodmanmfg.com or www.amana-hac.com for information on: • Products • Warranties • Customer Services • Parts • Contractor Programs and Training • Financing Options Goodman Manufacturing Comapny, L.P. 5151 San Felipe, Suite 500, Houston, TX 77056 www.goodmanmfg.com ©2007 Goodman Manufacturing Company, L.P.

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