Sanyo SA183AH SM700512-00 11 Service Manual, PDF, Service Manual
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//-->TECHNICAL & SERVICE MANUALSA–183AHFILE NO.WINDOW TYPE AIR CONDITIONERModel No.SA-183AHProduct Code No.1 851 006 99DestinationAustraliaSA– 183AHREFERENCE NO.SM700512IMPORTANT!Please Read Before StartingThis air conditioner meets strict safety and operatingstandards. As the installer or service person, it is animportant part of your job to install or service the systemso it operates safely and efficiently.For safe installation and trouble-free operation, youmust:• Carefully read the INSTRUCTION MANUAL andINSTALLATION INSTRUCTIONS attached to each airconditioner before beginning.• Follow each installation or repair step exactly as shown.• Observe all local, state, and national electrical codes.• Pay close attention to all warning and caution noticesgiven in this manual.WARNINGWhen InstallingPlace of Installation• If possible, install the unit in a shady location. If the siteis exposed to the sun, you should provide a sun screenas shown in Fig. a.• Install it at a spot where optimum cooling circulation canbe obtained. No chairs or other obstructions are allowedin front of the air conditioner.• The back of the air conditioner must extend outside.(Be sure the right and left intake vents are not obstructedby walls or windows.)• Keep enough space from any outside obstruction (wall,bush, etc.).• To provide water drainage, the unit must be tilted at adownward angle 0.5 to 1 cm to the outside.ScreenWallOutsideRoomsideFrontgrilleThis symbol refers to a hazard orunsafe practice which can result insevere personal injury or death.This symbol refers to a hazard orunsafe practice which can result inpersonal injury or product or propertydamage.CAUTIONSupportEnough spacefrom obstacleor wall.Tilt 0.5 to 1 cmdownward to outside.If Necessary, Get HelpThese instructions are all you need for most installationsites and maintenance conditions. If you require help for aspecial problem, contact our sales/service outlet or yourcertified dealer for additional instructions.SPECIAL PRECAUTIONSWARNINGFig. a• While installing the air conditioner, be sure to loosen thecompressor locking nuts to avoid abnormal noise andvibration. (NOTE: Locking nuts are not provided on somemodels.)• As a safety measure, it is recommended that two peopleinstall the unit: one to hold and balance the unit — theother to lower the window frame to secure the unit.• Hold the unit securely, and be careful to not drop thecabinet or any parts if the air conditioner is beinginstalled on an upper floor of a multistory building.When WiringELECTRICAL SHOCK CAN CAUSE SEVEREPERSONAL INJURY OR DEATH. ONLY AQUALIFIED, EXPERIENCED ELECTRICIANSHOULD ATTEMPT TO WIRE THIS SYSTEM.• All wiring must conform to local electrical codes.• Each unit must be properly grounded with a ground (orearth) wire or through the supply wiring.• DO NOT, under any circumstances, cut or remove thethird (ground) prong from the power cord plug.• DO NOT use an adapter Plug or extension cord.• DO NOT use a damaged power cord, plug, or wall outlet.Replace them immediately.• DO NOT change the internal wiring or any part of thesystem.• DO NOT turn the air conditioner on and off by pluggingand unplugging. Use the Operation switch.When Servicing• Turn the power OFF at the main power box (mains)before opening the unit to check or repair electrical partsand wiring.• Keep fingers and clothing away from any moving parts.• Clean up the site after you finish, remembering to checkthat no metal scraps or bits of tools have been left insidethe unit being serviced.OthersCAUTIONWhen TransportingBe careful when picking up and moving the air conditioner.Get a partner to help, and bend your knees when lifting toreduce strain on your back. Sharp edges or thin aluminumfins on the air conditioner can cut your fingers.• Ventilate any enclosed areas when installing or testingthe refrigeration system. Escaped refrigerant gas, oncontact with fire or heat, can produce dangerously toxicgas.• Confirm upon completing installation that no refrigerantgas is leaking. If escaped gas comes in contact with astove, gas water heater, electric room heater or otherheat source, it can produce dangerously toxic gas.iHOW TO USE THIS MANUALThis manual is designed to help service personnel to understand basic functions, operation and possible troublesand their remedies on SANYO window type air conditioners. You can use this manual both as a reference to findspecific information about the capacity, construction of the unit, and as a source of information to help you set upand maintain the air conditioner. Please use this manual to make your work easier, keep the air conditionerfunctioning well, and keep your customer satisfied.Please read IMPORTANT ! precautional information on the previous page before you start actual work.SANYO WINDOW TYPE A/C NOMENCLATURESANYO window type air conditioner is identified by a model number. Cooling or heating capacity, electricalinformation and special features included on the air conditioner are indicated on the model number.ExampleSA–183AHTypeSA : SANYO window type A/CCapacity18 : 18,000 BTU/h classDesign NumberSpecial FeaturesAH : Mechanical Control,Side Air DischargeHeat PumpNOTETo identify the correct model number of your air conditioner, you must find the nameplate.iiTable of ContentsPage1. OPERATING RANGE............................................................................................................................... 12. SPECIFICATIONS2-1. Unit Specifications .......................................................................................................................... 22-2. Major Component Specifications.................................................................................................... 32-3. Other Component Specifications.................................................................................................... 43. DIMENSIONAL DATA...............................................................................................................................54. REFRIGERANT FLOW DIAGRAM.......................................................................................................... 65. PERFORMANCE DATA5-1. Cooling Capacity ........................................................................................................................... 75-2. Heating Capacity ........................................................................................................................... 86. ELECTRICAL DATA6-1. Electric characteristics.................................................................................................................... 96-2. Electric Wiring Diagram .................................................................................................................. 107. TROUBLESHOOTING7-1. Check before and after troubleshooting ........................................................................................ 117-2. Air conditioner does not operate .................................................................................................... 127-3. Some part of air conditioner does not operate .............................................................................. 147-4. Air conditioner operates, but abnormalities are observed ............................................................. 168. CHECKING ELECTRICAL COMPONENTS8-1. Measurement of Insulation Resistance ..........................................................................................8-2. Checking Motor Capacitor ..............................................................................................................8-3. Checking Fan Motor Winding .........................................................................................................8-4. Checking Compressor Motor Winding............................................................................................171818189. DISASSEMBLY PROCEDURES9-1. Removing Front Grille..................................................................................................................... 199-2. Access and Removal of Electrical Component Box ....................................................................... 199-3. Removing Cabinet .......................................................................................................................... 209-4. Removing Evaporator..................................................................................................................... 219-5. Removing Blower Wheel ................................................................................................................ 219-6. Removing Condenser..................................................................................................................... 219-7. Removing Propeller Fan................................................................................................................. 229-8. Removing Fan Motor ...................................................................................................................... 2210. FUNCTION.............................................................................................................................................. 23APPENDIXUnit Display and Control Panel............................................................................................ 24iii1. OPERATING RANGETemperatureCoolingMaximumMinimumMaximumMinimumIndoor Air Intake Temp.32°C D.B. / 23°C W.B.19°C D.B. / 14°C W.B.27°C D.B.16°C D.B.Outdoor Air Intake Temp.43°C D.B.19°C D.B.24°C D.B. / 18°C W.B.– 8°C D.B. / – 9°C W.B.Heating1
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