Amana MES80 Series Manual

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*MES80/*CES80

GAS FURNACE -

CATÉGORIE I

These furnaces comply with requirements

embodied in the American National Standard

National

Standard

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 safety

precautions and related items.

Prior to actual installation, thoroughly familiarize yourself

with this Instruction Manual. Pay special attention to all safe-

ty 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

ty practices...follow them.

The precautions listed in this Installation Manual are intend-

ed as supplemental to existing practices. However, if there is

of this manual, the precautions listed here take precedence.

ECOGNIZE THIS SYMBOL

AS A SAFETY PRECAUTION

NOTE: Please contact your distributor or our website listed

this manual.

IOG-2021G

08/2021

CATEGORY 1

Canada

ANSI

19001 Kermier Rd. Waller, TX 77484 Waller, TX 77484

www.goodmanmfg.com • www.amana-hac.com

80% HEX

WARNING

DO NOT LIFT

PRODUCT USING

HEAT EXCHANGER

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Summary of Contents for Amana MES80 Series

Page 1 AS A SAFETY PRECAUTION NOTE: Please contact your distributor or our website listed this manual. 19001 Kermier Rd. Waller, TX 77484 Waller, TX 77484 www.goodmanmfg.com • www.amana-hac.com IOG-2021G © 2019 - 2021 Goodman Manufacturing Company, L.P. 08/2021 is a registered trademark of Maytag Corporation or its related companies and is used under license. All rights reserved.
Page 2 TABLE OF CONTENTS OPERATIONAL CHECKS AIR REQUIREMENTS MASONRY CHIMNEYS TROUBLESHOOTING MAINTENANCE SEQUENCE OF OPERATION TROUBLESHOOTING CHART START-UP CHECKLIST...
Page 3 WARNING Adhere to the following warnings and cautions when install- ing, adjusting, altering, servicing, or operating the furnace. To ensure proper installation and operation, thoroughly read plication of this product. This furnace is manufactured for use with natural gas. It may WARNING propriate L.P.
Page 4 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 5 • Copy of the inspection report issued by carrier’s repre- sentative at the time damage is reported to carrier. This furnace is primarily designed for residential home-heat- The carrier is responsible for making prompt inspection of ing applications. It is NOT damage and for a thorough investigation of each claim.
Page 6 • Furnace doors must be in place on the furnace while All venting shall be in accordance with the National Fuel Gas the furnace is operating in any mode. Code, ANSI Z223.1, or applicable local building and/or air Damage or repairs due to failure to comply with these re- conditioning codes.
Page 7 chlorinated waxes or cleaners • chlorine-based swimming pool chemicals water softening chemicals deicing salts or chemicals applicable to your model for details). A special acces- carbon tetrachloride halogen type refrigerants installations over any combustible material including cleaning solutions (such as perchloroethylene) wood.
Page 8 horizontal on either the left or right side panel. Do not install this furnace on its back. For vertically installed furnac- es, return air ductwork may be attached to the side panel(s) and/or basepan. For installed furnaces, return air ductwork must be attached to the basepan. For furnaces, return ductwork must be attached to the top end of the blower compartment.
Page 9 7. Test for spillage from draft hood appliances at the draft hood relief opening after 5 minutes of main burner 8. If improper venting is observed during any of the au National Fuel Gas Code, ANSI Z223.1/NFPA 54 et above tests, the venting system must be corrected in (ou) au National Fuel Gas Code, ANSI Z223.1/NFPA 54 et (ou) au Code d’installation du gaz naturel et du accordance with the National Fuel Gas Code ANSI...
Page 10 If this furnace is to be installed in the same space with other gas appliances, such as a water heater, ensure there is an ad- WARNING equate supply of combustion and ventilation air for all applianc- es. Refer to the latest edition of the National Fuel Gas Code applicable provisions of the local building codes for determining the combustion air requirements for the appliances.
Page 11 7. Remove the chimney transition bottom from the transi- tion bottom kit. 8. Install the chimney top with the four screws retained from step 6 onto the new chimney transition bottom pipe manufacturer. Insulation will need to be added to the from the transition bottom kit.
Page 12 must extend at least three feet above the highest point where the supply voltage, frequency, and phase correspond to that it passes through the roof. It must extend at least two feet higher than any portion of a building within a horizontal dis- must be NEC Class 1, and must comply with all applicable tance of 10 feet.
Page 13 WARNING Low voltage connections can be made through either the right or left side panel. Thermostat wiring entrance holes 1. Remove both doors from the furnace. 2. Remove and save the screws holding the junc tion box shows connections for a “heat only” system and “heat/cool to the right side of the furnace.
Page 14 isolating relay (24 VAC coil & N/O SPST) contacts is also re- draft blower is energized. This terminal can also be used to quired if the furnaces are not fed from the same line voltage phase. A pulsing DC signal is used to share the call for fan maining primary transformer wire would be connected to the operation between furnaces.
Page 15 service agency. WARNING At all altitudes, the manifold pressure must be within 0.3 to your model for the fuel used. At all altitudes and with either fuel, the air tempera ture rise must be within the range listed on the furnace nameplate. Should this appliance be convert- ed to LP, refer to the instructions included in the factory au- thorized LP conversion kit.
Page 16 • Manifold Pressure • Install a drip leg to trap dirt and moisture before it can Altitude Orifice Pressure Sw itch enter the gas valve. The drip leg must be a minimum of three inches long. Natural None 3.5" w .c. •...
Page 17 When the gas piping enters through the side of the furnace, WARNING the gas valve: • Nipple • Elbow • Straight pipe to reach the exterior of the furnace. • valve must also be supplied by the installer. • • When the gas piping enters through the side of the furnace, the gas valve: A gas detecting warning system is the only reliable way to de-...
Page 18 A duct system must be installed in accordance with Stan- Depending on the installation and/or customer preference, stallation of Air Conditioning, Warm Air Heating and Ventilat- installed in the central return register or a side panel external A closed return duct system must be used, with the return duct connected to the furnace.
Page 19 • Induced draft blower is energized for 15 second pre- • R and G thermostat contacts open, completing the call purge period causing pressure switch contacts to for fan. close. • Circulator blower is de-energized. Electronic air clean- • Igniter warm up begins after 15 second prepurge er terminals are de-energized.
Page 20 8. Replace the door on the front of the furnace. Gas Valve 9. Open the manual gas valve external to the furnace. On/Off 10. Turn on the electrical power supply to the furnace. Selector Inlet Pressure 11. Set the room thermostat to the desired temperature. Switch INLET 1.
Page 21 6. Turn ON power and close thermostat “R” and “W” con- INLET GAS SUPPLY PRESSURE tacts to provide a call for heat. Natural Gas Minimum: 4.5" w.c. Maximum: 10.0" w.c. Propane Gas Minimum: 11.0" w.c. Maximum: 13.0" w.c. LEAKS IMMEDIATELY! Gas Line Adjust manifold pressure using the Shutoff...
Page 22 This measured input must not be greater than the input indi- cated on the unit rating plate. WARNING 1. Ensure all the appliances are functioning properly and that all pilot burners are operating. Furnaces are equipped with a EEM circulator blower motor. supply and return air.
Page 23 plate. Take a duct static reading at the test hole. Tape up the OFF OFF OFF ON OFF OFF Position test hole after your test is complete. The negative pressure Motor Speed that can cause excessive temperature rise. This can cause ON ON OFF OFF ON OFF OFF OFF ON...
Page 24 Cooling Dip Switches Heat Dip Switches Fan Dip Switches...
Page 25 ERROR CODE Red LED Flash Error / Condition partment door installed. Flames should be stable, quiet, soft, Flash Codes stored in memory (auto-erased after 14 days) System Lockout (Retries Exceeded) and blue (dust may cause orange tips but they must not be Pressure Switch stuck Closed yellow).
Page 26 TROUBLESHOOTING MAINTENANCE WARNING Refer to the troubleshooting chart in the Appendix for assis- tance in determining the source of unit operational problems. The red diagnostic LED blinks to assist in troubleshooting Fault recall shall be via momentary push button switch when held depressed for 2–5 seconds while control is in standby 2 seconds between codes.
Page 27 CAUTION can be applied. Filters can be installed in either the central ommended Minimum Filter size table or instruction provided 3. Remove four (4) screws securing the burner box top. by the media or electronic air cleaner manufacturer to ensure proper unit performance.
Page 28 Tubular Heat Exchanger Pressure Switch Flue Pipe Connection (Chimney Transition Top Shipped Loose) Gas Line Entrance Gas Valve Rollout Limit Wiring Harness Grommet Gas Manifold Gas Line Entrance (Alternate) Transformer Interlock Switch Integrated Control Module 1. Tubular Heat Exchanger 9. Wiring Harness Grommet 2.
Page 29 TROUBLESHOOTING CHART Associated Symptoms of Abnormal Fault Description(s) Possible Causes Corrective Action Cautions and Notes Operation LED Code • Furnace fails to operate. • No 115 volt power • Manual disconnect • Assure 115 and 24 volt • Turn power OFF •...
Page 30 TROUBLESHOOTING CHART • Circulator blower runs • Primary or auxiliary • Faulty primary or • Check primary/ • Turn power OFF prior continuously. No furnace operation. limit circuit is open. auxiliary limit switch. auxiliary limit. to repair. • Integrated control •...
Page 31 TROUBLESHOOTING CHART Associated Symptoms of Abnormal Fault Description(s) Possible Causes Corrective Action Cautions and Notes Operation LED Code • Circulating blowers not •Twinning Fault • Furnace twin terminals • Install field wiring • Verify line voltage operating simultaneously. not connected together connecting twin supply is turned off No blower operation.
Page 32 *CES80 EXTERNAL STATIC PRESSURE, (INCHES WATER COLUMN) DIP SWITCHES S2-1 , MODEL S2-2 RISE RISE RISE RISE RISE OFF OFF ON OFF* *CES 800403A* ON ON 1104 1058 1020 1022 1013 OFF ON** OFF OFF ON OFF* 1054 1002 *CES 800603A* ON ON OFF ON...
Page 33 *CES80 EXTERNAL STATIC PRESSURE, (INCHES WATER COLUMN) DIP SWITCHES S1-1 , MODEL S1-2 , S1-3 *CES 800403A* *CES 800603A* *CES 800804B* *CES 800805C* *CES 801005C*...
Page 34 *MES80 EXTERNAL STATIC PRESSURE, (INCHES WATER COLUMN) DIP SWITCHES S2-1 , MODEL S2-2 RISE RISE RISE RISE RISE OFF OFF ON OFF* *MES 800403A* ON ON 1138 1093 1057 1016 OFF ON** OFF OFF ON OFF* 1151 1091 1050 1007 *MES 800603A* ON ON...
Page 35 *MES80 EXTERNAL STATIC PRESSURE, (INCHES WATER COLUMN) DIP SWITCHES S2-3 , MODEL S2-4 *MES 800403A* *MES 800603A* *MES 800603B* *MES 800604B* *MES 800803B* *MES 800804B* *MES 800804C* *MES 800805C* *MES 801005C* *MES 801205D*...
Page 36 *MES80 EXTERNAL STATIC PRESSURE, (INCHES WATER COLUMN) DIP SWITCHES S1-1 , MODEL S1-2 , S1-3 *MES 800403A* *MES 800603A* *MES 800603B* *MES 800604B* *MES 800803B*...
Page 37 *MES80 COOLING AIRFLOW DATA EXTERNAL STATIC PRESSURE, (INCHES WATER COLUMN) DIP SWITCHES S1-1 , MODEL S1-2 , S1-3 OFF OFF OFF OFF ON ON ON OFF ON ON ON ON *MES 800804B* ON OFF OFF 1408 1369 1319 1282 1242 1193 1150 1109...
Page 38 Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
Page 39 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 40 (http://www.amana-hac.com/product-registration). You can also scan the QR code on the right to be directed to the Product Registration Page. 19001 Kermier Rd. Waller, TX 77484 www.goodmanmfg.com • www.amana-hac.com © 2019 - 2021 Goodman Manufacturing Company, L.P. is a registered trademark of Maytag Corporation or its related companies and is used under license. All rights reserved.

This manual is also suitable for:

Ces80 series