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Summary of Contents for Argoclima oscar junior
- Page 1 TECHNICAL DATA & SERVICE MANUAL 0.8180.367.0 05/2004...
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Page 2: Table Of Contents
Page 1. SPECIFICATIONS 1-1 Unit Specifications 1-2 Major Component Specifications 2. DIMENSIONAL DATA 2-1 Unit Dimensions 3. ELECTRICAL DATA 3-1 Electric Wiring Diagram 4. REFRIGERANT FLOW DATA 4-1 Refrigerant Flow Diagram 5. FUNCTION 5-1 Room Temperature Control 5-2 Heat Exchanger Frosting Prevention 5-3 Dry Operation (Dehumidification) 6. -
Page 3: Specifications
1. SPECIFICATIONS 1-1 Unit Specifications 220 - 240 V ~ 50 Hz Power source 230 V Voltage rating COOLING DEHUMIDIFICATION Performance WITH AIR EXHAUSTING TUBE WITHOUT AIR EXHAUSTING TUBE 2100 Capacity (1) Efficiency (2) 2,75 310 / 260 Air flow rate (evaporator) Hi/Lo m³/h 290 / 240... -
Page 4: Major Component Specifications
1-2 Major Component Specifications Controller PCB (CE) Controls Electronic setting °C 15 ± 1,5 ÷ 31 ± 2 differential °C 0,9 ± 0,2 Starting delay time 3 min ± 10 s ON / OFF COOLING / FAN Function selection and indicator lamp HIGH / LOW FAN ALARM LAMP capacity... - Page 5 Safety devices (OLR) EXTERNAL TYPE MRA99137 - 9201 Type 145 ± 5 °C open °C Operating temperature 69 ± 9 °C close °C 14 A in 6 ÷ 16 s Operating amperes (25 °C) open with Run capacitor (compressor) (C3) µF Condensate pump (PC)
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Page 6: Dimensional Data
2. DIMENSIONAL DATA 2-1 Unit Dimensions... -
Page 7: Electrical Data
3. ELECTRICAL DATA 3-1 Electric Wiring Diagram COMPRESSOR CM/C Legend of colors CAPACITOR ELECTRIC HEATER FAN MOTOR FMI/MV BLACK OVERLOAD PROTECTOR OLR/K BLUE ELECTRONIC CONTROL BROWN COMPRESSOR RELAY PR/RC GREEN/YELLOW GRN/YEL CONDENSATE PUMP ORANGE PUMP RELAY DEHUMIDIFIER SWITCH WHITE FLOAT MICROSWITCH YELLOW ELECTRIC HEATER RELAY GREEN... -
Page 8: Refrigerant Flow Data
4. REFRIGERANT FLOW DATA 4-1 Refrigerant flow diagram... -
Page 9: Function
5. FUNCTION 5-1 Room Temperature Control Room temperature control is obtained by cycling the compressor ON and OFF by means of room temperature sensor TH1 minimum 3 minutes ON/OFF SWITCH COMPRESSOR SWITCH COMPRESSOR TEMPERATURE +1°C TEMPERATURE SET SPEED NOTES 1. If the compressor is turned off, the control circuit sets an automatic minimum 3 minutes delay to protect the compressor from stalling out when trying to start against the high side refrigerant pressure. -
Page 10: Dry Operation (Dehumidification)
5-3 Dry Operation (Dehumidification) AMBIENT TEMPERATURE MAX. 35 °C - PUSH BUTTON COOL/DRY. - COMPRESSOR "ON". - LOW SPEED. - AMBIENT THERMOSTOR BY-PASSED. - COMPRESSOR OFF AFTER 10 MIN. WITH AMBIENT TEMPERATURE AT 10 °C. - UNIT WITHOUT AIR RXHAUSTING TUBE. MIN. -
Page 11: Performance Data
6. PERFORMANCE DATA 6-1 Performance Chart Operating characteristics with relative humidity around 50% 5,00 4,50 4,00 3,50 3,00 2,50 Room temperature (°C) -
Page 12: Troubleshooting
7. TROUBLESHOOTING 7-1 The unit does not work Check the voltage. Are Check the unit Check the electrical there 198 ÷ 264 volts ? electrical cable supply line If it is impossible to Check if programmer close the contact, contact is closed (black - replace the brown cables). -
Page 13: Electrical Circuit Interrupted 3 Minutes After "On" Button Is Pressed
7-3 Electric circuit interrupted 3 minutes after "ON" button is pressed COOLING OPERATION Rebuild the Check if compressor relay connections are connections. insulated. Replace the Check if compressor relay works. compressor relay Is it in short circuit ? (PR) Check if compressor winding are short circuited. -
Page 14: Fan Works At One Speed Only
7-5 Fan works at one speed only Check electrical conec- Fit electrical connec - tions. Is there continuity ? tions properly Check power supply Replace the electronic between 1-7(high) or control (CE) 1-8(low) electronic control contacts (CE) Check fan motor winding values (MV) Replace fan motor (MV) 7-6 Poor cooling... -
Page 15: Fan Motor Works Normally But The Compressor Does Not Operate
7-7 Fan motor works normally but the compressor does not operate Check hardness and continuity. Is the relay compressor coil (PR white cable) power supplied ? Replace the relay Check if relay Is the thermostat in Adjust thermostat (PR) contects are closed the right position ? position Replace klixon (ORL) - Page 16 Via Varese, 90 - 21013 Gallarate - Va - Italy Tel. +39 0331 755111 - Fax +39 0331 776240 www.argoclima.it...
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