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IMPORTANT INFORMATION

Pride and workmanship go into every product to provide our customers with quality products.  It is possible, however, 

that during its lifetime a product may require service.  Products should be serviced only by a qualified service technician 

who is familiar with the safety procedures required in the repair and who is equipped with the proper  tools, parts, testing 

instruments and the appropriate service manual.  

REVIEW ALL SERVICE INFORMATION IN THE APPROPRIATE 

SERVICE MANUAL BEFORE BEGINNING REPAIRS.

IMPORTANT NOTICES FOR CONSUMERS AND SERVICERS

RECOGNIZE SAFETY SYMBOLS, WORDS AND LABELS

TABLE OF CONTENTS

IMPORTANT INFORMATION ...............................

2

PRODUCT IDENTIFICATION ..............................

6

ACCESSORIES....................................................

7

SYSTEM OPERATION. ........................................

ACCESSORY WIRING DIAGRAMS ..................

16

SERVICING ........................................................

17

TROUBLESHOOTING .......................................

20

SERVICING ........................................................

23

MAINTENANCE .................................................

35 

WIRING DIAGRAMS ..........................................

36 

ELECTRICAL SHOCK, FIRE OR EXPLOSION HAZARD

Failure to follow safety warnings exactly could result in dan-

gerous operation, serious injury, death or property damage. 

Improper servicing could result in dangerous operation, seri-

ous injury, death or property damage. 

• 

Before servicing, disconnect all electrical power to 

furnace. 

• 

When servicing controls, label all wires prior to discon-

necting.  

Reconnect wires correctly. 

• 

Verify proper operation after servicing. 

WARNING

FIRE, EXPLOSION OR CARBON MONOXIDE POISONING 

HAZARD

Failure to replace with proper control could result in fire, 

explosion or carbon monoxide poisoning. 

This appliance uses NEGATIVE PRESSURE REGULATED gas 

control. 

Replace ONLY with the same model number or as specified by 

the manufacturer. 

WARNING

RISQUE D'INCENDIE, D'EXPLOSION OU D'INTOXICATION AU 

MONOXYDE DE CARBONE

Le remplacement de ce dispositif par une commande no 

conforme risque de provoquer un incendie, un explosion ou 

une intoxication au monoxyde de carbone. 

Cet appareil utilise une commande de gaz À RÉGULATION DE 

PRESSION NÉGATIVE. 

La remplacer UNIQUEMENT par un dispositif portant le 

même numéro de modèle ou conforme aux spécifications du 

fabricant. 

RISQUE D'ÉLECTROCUTION, D'INCENDIE OU D'EXPLOSION

Si les consignes de sécurité ne sont pas suivies à la 

lettre, cela peut entraîner la mort, de graves blessures, un 

fonctionnement dangereux ou des dommages matériels. 

Un entretien inadéquat peut entraîner la mort, de graves 

blessures, un fonctionnement dangereux ou des dommages 

matériels.

• 

Avante de faire l'entretien de l'appareil de chauffage, le 

débrancher de l'alimentation électrique. 

• 

Avant l'entretien des commandes, étiqueter tous 

les fils avant de les déconnecter. Rebrancher 

correctement les fils.  

• 

Vérifier que l'appareil fonctionne correctement après 

l'entretien.  

AVERTISSEMENT

AVERTISSEMENT

Summary of Contents for Amana ACEC80

Page 1: ...een trained to install adjust ser vice or repair hereinafter service the equipment specified in this manual should service the equipment The manufac turer will not be responsible for any injury or pro...

Page 2: ...t wires correctly Verify proper operation after servicing WARNING FIRE EXPLOSION OR CARBON MONOXIDE POISONING HAZARD Failure to replace with proper control could result in fire explosion or carbon mon...

Page 3: ...ctly which has been under water C Use only your hand to move the gas control switch or knob Never use tools If the gas control switch or knob D Do not use this appliance if any part has been under wat...

Page 4: ...a se produit demandez immediatement a un reparateur qualifie d inspecter l appareil et de remplacer toute piece du systeme de controle et toute commande de gaz ayant ete dans l eau 0140F00002P INSTRUC...

Page 5: ...S call 1 713 861 2500 Not a technical assistance line for dealers Your telephone company will bill you for the call B10259 216 CO can cause serious illness including permanent brain damage or death Ad...

Page 6: ...Upflow Horizontal Major Revision C Downflow Horizontal A Initial Release K Dedicated Upflow B 1st Revision D Dedicated Downflow Nox Motor N Natural Gas V Variable Speed X Low NOx E High Efficiency S...

Page 7: ...red airflow Solid one piece wrapped cabinet made from 20 gauge steel for support and durability Available in A B C D cabinet widths AMHP 250 UPD Whole House HEPA Air Cleaner This Clean Comfort product...

Page 8: ...midity levels This control features a moisture sensitive nylon element and also provides positive ON OFF settings for manual operation The control is a normally closed switch that opens on humidity ri...

Page 9: ...he furnace must be electrically ground ed in accordance with local codes or in their absence with the latest edition of The National Electric Code ANSI NFPA 70 and or The Canadian Electric Code CSA C2...

Page 10: ...stat with only one heating stage may be used to control this furnace The application of a single stage thermostat offers a timed transition from low to high fire The furnace will run on low stage for...

Page 11: ...ditioning Contractors of America manual D A duct system should be installed in accordance with Standards of the National Board of Fire Underwriters for the Installation of Air Conditioning Warm Air He...

Page 12: ...Air Heating and Ventilating Systems Pamphlets No 90A and 90B A return air filter is not supplied with the furnace The installer must supply a means of filtering all of the return air Filter s shall co...

Page 13: ...ON 90 OFF OFF 120 OFF ON 150 ON OFF 180 ON ON FACTORY SETTING Dip Switch Switch Group Function S3 S3 Heating Fan Off Delay Purpose Thermostat Setup S1 1 2 3 4 Cooling CFM Switches Heating Fan Off Dela...

Page 14: ...ng detected the control will turn off the gas valve and igniter The control then enters the post purge routine The post purge time will be increased to 60 seconds After completing the post purge the c...

Page 15: ...ronic air cleaner will also be energized After the thermostat is satisfied the compressor is de energized Following the 60 second Cool Mode Fan Off Delay period the cool circulator and air cleaner rel...

Page 16: ...E W1 Y P2 8 CALL FOR REVERSING VALVE P3 5 C C BLOWER FAN DEMAND OUTPUT P3 3 P1 8 Y STAT Y FURN C P3 2 P1 1 P3 8 REVERSING VALVE OUTPUT BREAK FOR ODT FURNACE DEMAND OUTPUT P1 3 R 24VAC K4 HP CALL FOR...

Page 17: ...rectification the common side of the secondary voltage 24 V is cabinet grounded If you were to bench test a transformer the primary neutral and secondary common must be connected together for testing...

Page 18: ...79 947 45 20 40 80 160 400 20 45 90 180 360 900 46 78 157 391 21 43 86 171 343 857 47 19 38 76 153 383 22 41 82 164 327 818 48 75 150 375 23 39 78 157 313 783 49 147 367 24 37 75 150 300 750 50 18 36...

Page 19: ...takes forty 40 seconds for the hand on the cubic foot dial to make one complete revolution with all appliances off except the furnace Take this information and locate it on the gas rate chart Observe...

Page 20: ...proceeding with work Furnace does not operate three Amber flashes on control board None Three repeating flashes None W2 call present without W1 Faulty thermostat or thermostat wiring or improperly co...

Page 21: ...Furnace does not operate nine Red flashes on control board None None Nine repeating flashes Improper grounding or reverse polarity 115 volt hot neutral supply to furnace reversed hot wire door switch...

Page 22: ...ill indicate this period by RAPID GREEN FLASH for 5 seconds to 10 seconds The LED will flash three green flashes when the memory has been cleared The ignition control is equipped with a momentary push...

Page 23: ...of the same gauge or its equivalent CHECKING THERMOSTAT DISCONNECT ALL POWER BEFORE SERVICING WARNING 1 Remove the blower compartment door to gain access to the thermostat low voltage wires located a...

Page 24: ...ERVICING OR INSTALLING THIS UNIT MULTIPLE POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH CHECKING AIR CIRCULATOR BLOWER MOTOR MULTI SPEED ECM MOTOR DI...

Page 25: ...URE RISE The more air CFM being delivered through a given fur nace the less the rise will be so the less air CFM being delivered the greater the rise The temperature rise should be adjusted in accorda...

Page 26: ...nace If the limit circuit opens and does not close within five min utes the control assumes the blower has failed the RED LED will flash ELEVEN times If the limit circuit opens and does not close with...

Page 27: ...S UNIT MULTIPLE POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH 1 Remove blower compartment door to gain access to the auxiliary 2 Remove the wires fro...

Page 28: ...ECT ALL POWER BEFORE SERVICING OR INSTALLING THIS UNIT MULTIPLE POWER SOURCES MAY BE PRESENT FAILURE TO DO SO MAY CAUSE PROPERTY DAMAGE PERSONAL INJURY OR DEATH 1 Remove burner compartment door to gai...

Page 29: ...nace is being converted for use with LP gas Orifices should be treated with care in order to prevent dam age They should be removed and installed with a box end wrench in order to prevent distortion I...

Page 30: ...nace at the manual shutoff valve and disconnect manometer Reinstall plug before turning on gas to furnace 6 Turn OFF any unnecessary gas appliances stated in step 3 Gas Manifold Pressure Measurement a...

Page 31: ...NCES OPERATING CAUTION Gas Valve On Off Selector Switch Regulator Vent High Fire Regulator Adjust Low Fire Regulator Adjust Honeywell Model VR9205 Two Stage Measuring Gas Pressure Two Stage Valves Con...

Page 32: ...ccurring with inadequate venting caused by a restricted or blocked vent pipe 1 Remove burner compartment door to gain access to pressure switch es 2 Remove wires from the pressure switch es electrical...

Page 33: ...e should be less than 2 ohms The ignition control is a combination electronic and elec tromechanical device and is not field repairable Complete unit must be replaced LINE VOLTAGE NOW PRESENT WARNING...

Page 34: ...will ensure that all furnace components are in proper working order and that the heating system functions appropriately Pay particular attention to the following items Repair or service as necessary...

Page 35: ...ECTRICAL SHOCK INJURY OR DEATH DO NOT REMOVE ANY INTERNAL COMPARTMENT COVERS OR ATTEMPT ANY ADJUSTMENT CONTACT A QUALIFIED SERVICE AGENT AT ONCE IF AN ABNORMAL FLAME APPEARANCE SHOULD DEVELOP Periodic...

Page 36: ...ERS GAS VALVE TWO STAGE OVERCURRENT CONNECTOR 2 CIRCUIT LOW VOLTAGE 24V GND WH CHASSIS GROUND 2 3 IGNITER SURFACE HOT 2 YL PU 2 C BLOWER DRAFT INDUCED BK PM BK BLOWER COMPARTMENT 115 VAC 1 OVERCURRENT...

Page 37: ...ity products may mean a change in specifications without notice GOODMAN BRAND AMANA BRAND PRODUCT REGISTRATION Thank you for your recent purchase Though not required to get the protection of the stand...

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