TECHNICAL DATA& SERVICE MANUALSPLIT SYSTEM AIR CONDITIONER SM940046SPW-UMR94EXH56 854.0.2264SPW-UMR224EXH56 854.0.22670.8180.439.0 June 2005SP

1-3 Other Component SpecificationsTrasformerRating PrimarySecondary 1Secondary 2Secondary 3Thermal cut-off temp.Thermistor ( Coil sensor E1, E2)Resist

2. DIMENSIONAL DATASPW-UMR74/94/124EXH5611

SPW-UMR164/184/224EXH5612

3. ELECTRICAL DATA3-1 Electric Wiring Diagram7P terminal board1(L) 2(N) U1 U2 R1 R2wiringremotecontrollerpowersupplyinter-unitcontrol 13

3-2 Control PCB switches and functionsCR-TRP50A-B OC (CN040)EMG (CN044)VARISTOR(VA041)JP1 DISP (CN072)EXCT (CN073) FILTER (JP001)(CN070) CHK (CN071)FA

4. FUNCTIONS4-1 Room temperature control15

4-2 Automatic control for heating and cooling16

5. REPLACING PCB5-1 Replacing PCBAbout EEPROM(Erasable Programmable Read-Only Memory)EEPROM is a component in which the various information necessary

5-2 How to replace PCB18

5-3 How to replace EEPROM with EEPROM included in PCB service pack19

IMPORTANT!Please read before installationThis air conditioning system meets strict safety and operatingstandards.For the installer or service person,

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5-4 Table of settings21

6. SERVICING AND MAINTENANCE FUNCTIONS22

7. TROUBLE DIAGNOSIS7-1 Contents of remote controller switch alarm display23

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7-2 Outdoor unit control panel LED display25

7-3 Trouble indications and inspection points26

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7-4 Remote controller servicing functions28

7-5 Super W-Multi alarm codes29

Page1. SPECIFICATIONS41-1 Unit specifications 41-2 Major Component specifications 71-3 Other Component specifications 102. DIMENSIONAL DATA113. ELECTR

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7-6 Inspection of parts35

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SANYO Airconditioners Europe S.r.l.Via Bisceglie, No.7620152 Milano, Italy

1. SPECIFICATIONS1-1 Unit SpecificationsSPW-UMR74/94/124EXH56Power sourceVoltage ratingPerformanceCapacityAir circulation (High/Med./Low) m³/hFeatures

SPW-UMR164/184EXH56Power sourceVoltage ratingPerformanceCapacityAir circulation (High/Med./Low) m³/hFeaturesControls/Temperature controlsRemote Contro

SPW-UMR224EXH56Power sourceVoltage ratingPerformanceCapacityAir circulation (High/Med./Low) m³/hFeaturesControls/Temperature controlsRemote Controller

1-2 Major Component SpecificationsSPW-XMR74/94/124EXH56Controller PCBPart No.ControlsFan & Fan MotorTypeQ'ty ……. Dia. and lenght mmFan motor

SPW-XMR164/184EXH56Controller PCBPart No.ControlsFan & Fan MotorTypeQ'ty ……. Dia. and lenght mmFan motor model…Q'tyNo. Of poles…rpm (230

SPW-XMR224EXH56Controller PCBPart No.ControlsFan & Fan MotorTypeQ'ty ……. Dia. and lenght mmFan motor model…Q'tyNo. Of poles…rpm (230 V,