Amana AAC051FRB Service Manual Download Page 1

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Room
Air Conditioners

This Base Manual covers general information

Refer to individual Technical Sheet

for information on specific models

This manual includes, but is

not limited to the following:

Amana
AAC051FRB

Service

This manual is to be used by qualified appliance
technicians only. Maytag does not assume any
responsibility for property damage or personal
injury for improper service procedures done by
an unqualified person.

16022379

July 2003

Summary of Contents for AAC051FRB

Page 1: ...on specific models This manual includes but is not limited to the following Amana AAC051FRB Service This manual is to be used by qualified appliance technicians only Maytag does not assume any respon...

Page 2: ...mproper service procedures If performing service on your own product assume responsibility for any personal injury or property damage which may result To locate an authorized servicer please consult y...

Page 3: ...ttempting to service the unit WARNING To avoid risk of personal injury or death due to electrical shock DO NOT under any circumstances alter the grounding plug Air conditioner must be grounded at all...

Page 4: ...3 Ground Test 14 Compressor Burnout 14 Fan Motor 14 Leak Testing 14 Brazing 15 Restriction Testing 15 Evacuation 15 Charging 16 Using Line Piercing Valves 17 Open Lines 17 Disassembly Procedures 18 Ai...

Page 5: ...ed on partition panel and in side air discharge plenum reduce noise and increase efficiency Large evaporator and condenser coils are designed to provide maximum heat transfer Coils are manufactured fr...

Page 6: ...refrigerant leaks Vacuum pump capable of removing all non condensables in sealed system Charging manifold and related equipment to determine and replenish exact refrigerant charges Recovery cylinder...

Page 7: ...fuse or tripped breaker Replace reset Check power cord for opens Replace cord if faulty Wire s disconnected or loose Ensure all connections are tight and secure Fan motor capacitor faulty Check capac...

Page 8: ...blade blower wheel coil blower wheel loose or improperly aligned for proper position Reposition if necessary Ensure hardware attaching fan blade blower wheel to motor shaft is tight Tighten if loose...

Page 9: ...ntrol for proper operation and installation Replace if faulty Compressor cycles on and off Wire s disconnected or loose Ensure all connections are tight and secure Supply voltage out of specification...

Page 10: ...ed Check fins on coils for damage Straighten fins if bent attempt other repairs as necessary Replace coil if repairs cannot be made Unit undersized for area room Reduce area being cooled or replace un...

Page 11: ...ng improperly routed Inspect copper tubing for excessive vibration Secure tubing Compressor internal noise Inspect compressor for proper operation Replace No cooling No refrigerant charge in sealed sy...

Page 12: ...fficient air flow Inspect air filter indoor outdoor coil for dirt Clean as required Check fins on coils for damage Straighten fins if bent attempt other repairs as necessary Replace coil if repairs ca...

Page 13: ...tage may drop momentarily during initial start up and when compressor first starts but should always remain within specifications High Voltage High voltage causes motors to overheat cycle on their pro...

Page 14: ...ted of burning out 1 Replace Compressor Fan Motor 1 Disconnect power to unit 2 Discharge capacitor by shorting capacitor terminals through a 10 000 ohm resistor 3 Disconnect fan motor leads from selec...

Page 15: ...rally occur in capillary tube but can exist anywhere in the system To determine if a restriction exists 1 Attach gauge and manifold between suction and discharge sides of sealed system 2 Turn unit on...

Page 16: ...low side line to compressor process tube 3 Connect high side line to process tube of liquid line strainer NOTE If a compression or flare fitting cannot be attached to process tube s and still leave r...

Page 17: ...rm 4 Close low side valve on manifold and pinch off both process tubes Remove manifold set crimp shut open ends of process tubes and braze 5 Recheck for refrigerant leaks Refrigerant Precautions To av...

Page 18: ...ed reassembly is opposite of disassembly WARNING To avoid risk of personal injury or death due to electrical shock ground wires and wires colored like ground wires are NOT to be used as current carryi...

Page 19: ...ed and or operational 2003 Maytag Appliances Company 16022379 Rev 0 19 Disassembly Procedures Front Frame Removal To remove front frame 1 Remove Air Filter See Air Filter Removal 2 Remove Temperature...

Page 20: ...nnect solid green ground wire screw and power cord retainer screw 5 Remove temperature sensing bulb from bulb retainer in evaporator 6 Remove 2 screws securing control box to chassis then slide box ou...

Page 21: ...de 6 Remove Condenser Fan Blade by squeezing mounting clamp with a plyers 6 Remove Fan Blade 7 Remove Rotary Control Box see Rotary Control removal 8 Remove screws holding blower cover on 9 Remove 4 s...

Page 22: ...ove compressor overload protector 1 Remove outer case see Outer Case Removal 2 Remove nut securing terminal cover to compressor then lift terminal cover up and away from compressor 3 Disconnect overlo...

Page 23: ...ssor up and away from chassis STUD PART OF BASEPAN Unbraze Compressor Suction Discharge Connections Evaporator Removal To remove Evaporator 1 Remove Front Frame assembly see Front Frame assembly remov...

Page 24: ...2003 Maytag Appliances Company 16022379 Rev 0 A 1 Appendix A...

Page 25: ...m air conditioner model Read the information on this page carefully Important It is important both for your personal safety and to avoid possible damage to your appliance or your home that you observe...

Page 26: ...e of the product The failure of an unattended air conditioner mayresultinextremeheatintheconditioned space causing overheating or death of persons or animals Precautions must be taken to ward off or g...

Page 27: ...window frame with storm window modify sill by adding wood strips to inner and outer sills This raises the unit and eliminates interference of storm window frame Electrical Requirements A separate dedi...

Page 28: ...m Above Insulated Ceiling Non Insulated Ceiling Size of Area to be Cooled in square feet Required Air Conditioner Cooling Capacity Btu hour Required Air Conditioner Cooling Capacity Btu hour Required...

Page 29: ...100 19 700 28 800 18 400 21 000 30 100 1400 14 300 17 100 26 900 18 100 20 900 30 700 19 400 22 200 32 000 NORTH OR SHADED EAST OR SOUTH WEST Room Above Insulated Ceiling Non Insulated ceiling Room A...

Page 30: ...sepan angle top rail left and right side curtains Model AAC101SRA AAC121SRA window sash gasket window seal gasket external braces curtain attachment and top rail screws 10 mm adjustable foot external...

Page 31: ...l or ground circuit A fuse in the neutral or ground circuit could result in an electrical shock DO NOT use an extension cord with this appliance DO NOT use an adapter plug with this appliance DO NOT p...

Page 32: ...same thickness as first strip in the center of the outer sill flush against the back off the inner sill This will raise basepan angle 4 If the distance between STORM WINDOW FRAME and WOOD STRIP MOUNT...

Page 33: ...L THE AIR CONDITIONER IN THE WINDOW 7INSTALL THE SASH GASKET AND SASH LOCK Models AAC051FRA AAC071FRA and AAC081SRB APPLY WINDOW SILL SASH GASKET Raise indoor sash Measure width of window sash Cut win...

Page 34: ...tion If storm window frame does not allow adequate clearance below sill 1 2 required remove storm window frame or create clearance by adding a wood strip at least 1 1 2 wide along entire width of sill...

Page 35: ...top of indoor sash This will stop air leakage which reduces efficiency 7 PREPARE UNIT FOR INSTALLATION Unpack unit on floor next to installation location Remove front attachment screw Screw location b...

Page 36: ...ses unit and eliminates interference of storm window frame 3 Mobile home window installation Add wood strip at least 1 1 2 wide along entire width of window sill Thickness of wood strip should match h...

Page 37: ...h curtains to contact the window frame Install five 25 mm screws through curtains and top rail Install two outer case anchor screws into window sill NOTE To make screws easier to drive drill a 1 8 dia...

Page 38: ...end into hole until it locks into position 7 RETURN CHASSIS TO OUTER CASE Find someone to help you replace chassis in outer case Install basepan clip Replace front panel and grille Where possible ins...

Page 39: ...ithin 5 feet of this point A B Framing lumber Caulk all sides Lintel and flashing if required Outercase must project a minimum 3 4 beyond inside wall c Install case with 1 2 bubble slope to outside fo...

Page 40: ...from the wall outlet before doing any inspection or maintenance work ANNUALINSPECTION It is suggested that your unit be inspected by your dealer or servicer once a year It is advisable to have the out...

Page 41: ...xhaust damper is closed Unit circulates and filters room air This position should be used for normal coolingoperation VI GeneralOperatingInstructions Theoperationandcontrolofallunitsareverysimilar how...

Page 42: ...of mounting assembly Tighten any loose parts Weak building construction Provide additional support for the unit Water hitting the fan blade Unit oversized for application Compressor cycles on and off...

Page 43: ...19...

Page 44: ...ooling products kitchen appliances or acces sories offered by Amana please call us Asure Extended Service Plan For more information on this and other Amana products visit our Web site www amana com or...

Page 45: ...Serial plate is defaced Pay for premium service costs for service Product is used on commercial rental or leased outside servicer s normal business hours basis Pay for service calls related to produc...

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