TECHNICAL DATA & SERVICE MANUAL SPLIT SYSTEM AIR CONDITIONER Model No. Product Code No. SPW-UMR74EXH56 854.0.2263 SPW-UMR94EXH56 854.0.2264 SPW-UMR124EXH56 854.0.2265 SPW-UMR164EXH56 854.0.2301 SPW-UMR184EXH56 854.0.2266 SPW-UMR224EXH56 854.0.2267 SM940046 0.8180.439.0 June 2005...
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IMPORTANT! • Ground the unit following local electrical codes. Please read before installation • The Yellow/Green wire cannot be used for any connection different from the ground connection. • Connect all wiring tightly. Loose wiring may cause overheating This air conditioning system meets strict safety and operating at connection points and a possible fire hazard.
Table of Contents Page 1. SPECIFICATIONS 1-1 Unit specifications 1-2 Major Component specifications 1-3 Other Component specifications 2. DIMENSIONAL DATA 3. ELECTRICAL DATA 3-1 Electric Wiring Diagram 3-2 Control PCB switches and functions 4. FUNCTION 4-1 Room Temperature Control 4-2 Automatic control for heating and cooling 5.
1. SPECIFICATIONS 1-1 Unit Specifications SPW-UMR74/94/124EXH56 220 - 240V ~ 50Hz Power source 230V Voltage rating Cooling Heating Performance See catalogue with the requested matching Capacity 600/510/440 Air circulation (High/Med./Low) m³/h Features Microprocessor/ I.C. thermostat Controls/Temperature controls RCS-SH80AG / RCS-KR1AG Remote Controller (Option) wired RCS-BH80AG.WL...
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SPW-UMR164/184EXH56 220 - 240V ~ 50Hz Power source 230V Voltage rating Cooling Heating Performance Capacity See catalogue with the requested matching Air circulation (High/Med./Low) m³/h 875/600/400 Features Controls/Temperature controls Microprocessor/ I.C. thermostat Remote Controller (Option) wired RCS-SH80AG / RCS-KR1AG RCS-BH80AG.WL wireless 3 and Auto Fan speed...
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SPW-UMR224EXH56 220 - 240V ~ 50Hz Power source 230V Voltage rating Cooling Heating Performance Capacity See catalogue with the requested matching Air circulation (High/Med./Low) m³/h 1000/700/600 Features Controls/Temperature controls Microprocessor/ I.C. thermostat RCS-SH80AG / RCS-KR1AG Remote Controller (Option) wired RCS-BH80AG.WL wireless 3 and Auto Fan speed...
1-2 Major Component Specifications SPW-XMR74/94/124EXH56 Controller PCB CR-CRP50A-B Part No. Microprocessor Controls Fan & Fan Motor Centrifugal fan Type 2…. Ø 160 / L 240 Q'ty ……. Dia. and lenght 3RGB-CO-45-30 5V/1….1 Fan motor model…Q'ty 4 … 1060 No. Of poles…rpm (230 V, High) 0,45 Running Amps Power input...
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SPW-XMR164/184EXH56 Controller PCB CR-CRP50A-B Part No. Microprocessor Controls Fan & Fan Motor Centrifugal fan Type 2…. Ø 160 / L 240 Q'ty ……. Dia. and lenght 3FGB-CO-65-38 5V/1….1 Fan motor model…Q'ty 4 … 1106 No. Of poles…rpm (230 V, High) Running Amps Power input Ω...
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SPW-XMR224EXH56 Controller PCB CR-CRP50A-B Part No. Microprocessor Controls Fan & Fan Motor Centrifugal fan Type 2…. Ø 160 / L 240 Q'ty ……. Dia. and lenght 3FGB-CO-65-38 5V/1….1 Fan motor model…Q'ty 4 … 1161 No. Of poles…rpm (230 V, High) 0,57 Running Amps Power input...
5. REPLACING PCB 5-1 Replacing PCB About EEPROM (Erasable Programmable Read-Only Memory) EEPROM is a component in which the various information necessary for functionning can be electronically written or erased. This component holds informations that is essential for the running of the unit, and must be handled with care. D002 led lamp (red)