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Table of Contents
Related Manuals for Argo MAGICO 9.2 AMG26MIR
Summary of Contents for Argo MAGICO 9.2 AMG26MIR
- Page 1 TECHNICAL DATA & SERVICE MANUAL MAGICO 9.2 AMG26MIR 0.8180.469.0 07/2005...
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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 Cool mode operation 5-2 Dry mode operation (dehumidification) 5-3 Fan mode operation 5-4 Protection operations in cool and dry modes 5-5 Sleep function... -
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 2570 Capacity (1) Efficiency (2) 2,62 310 / 285 / 260 Air flow rate (evaporator) Hi/Me/Lo m³/h... -
Page 4: Major Component Specifications
1-2 Major Component Specifications Controller PCB (CE) Controls Microprocessor Control circuit fuse 250 VAC - 3,15 A Thermistor (coil sensor) (TH1) Resistance 25 °C 10 °C ± 5% Thermistor (room sensor) (TH2) Resistance 25 °C 10 °C ± 5% Fan & Fan Motor (FM) M01974 Type... - Page 5 Safety devices (OLR) EXTERNAL TYPE MRA99901-9201 or MRA99437 Type 148 ± 5 °C open °C Operating temperature 69 ± 9 °C close °C 16 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 Legend of colors CAPACITOR RECEIVER FAN MOTOR BLACK OVERLOAD PROTECTOR BLUE OLRx ELECTRONIC CONTROL BROWN ALARM LIGHT GREEN/YELLOW GRN/YEL CONDENSATE PUMP ORANGE PUMP RELAY ON/OFF SWITCH WHITE FLOAT MICROSWITCH YELLOW ELECTRIC HEATER RELAY GREEN SENSOR PINK... -
Page 8: Refrigerant Flow Data
4. REFRIGERANT FLOW DATA 4-1 Refrigerant flow diagram... -
Page 9: Function
5. FUNCTION 5-1 Cool mode operation In cool mode, the operation of the compressor (COMP) and fan (FAN) are determined by the difference between the room temperature (RT) and the set point temperature (SPT) as in the graph above. notes: 1. -
Page 10: Fan Mode Operation
5-2 Dry Mode Operation (Dehumidification) In Dry Mode, the unit operates in a mild cool mode to lower the umidity of the room. In order to maintain a high efficiency in the drying operation without over lowering the room temperature excessively, the dry mode is different from the Cool Mode in two ways. -
Page 11: Protection Operations In Cool And Dry Modes
5-4 Protection Operations in Cool and Dry Modes Evaporate coil defrost protection. The evaporate coil defrost protection can prevent the ice formation at the coil when the ambient temperature is low. 5 min minimum for COMP starting 20 min maximum COMP stop for 10 min minimum... -
Page 12: Sleep Function
5-5 Sleep Function Room temperature is automatically controlled to compensate for body temperature variations while sleeping. This mode of operation is designed for maximal comfort in COOL mode. 5-6 Daily Timer Function Unit can be programmed to be ON and OFF automatically at preset time everyday, by using a remote controller. The resolutions of the ON/OFF timers are 10 min. -
Page 13: Manual Unit Control And Led Indicators
5-8 Manual Unit Control and LED Indicators The push button switch and the LED indicators on the front of unit let the user to control the unit operation without a remote controller. Their operations are provided below. Led indicators: STAND BY 1. -
Page 14: 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 15: Troubleshooting
7. TROUBLESHOOTING CHECK BEFORE AND AFTER TROUBLESHOOTING (A) Check power supply wiring. * WARNING: If the following troubleshooting must be done with power being supplied, be careful about any uninsulated live part that can cause ELECTRIC SHOCK. (B) Check power supply. * Check that voltage is in specified range (+/-10% of the rating) * Check that power is being supplied 7-1 Air conditioner does not operate... -
Page 16: Some Parts Of Air Conditioners Does Not Operate
7-2 Some parts of air conditioner does not operate Only fan does not run Only compressor motor does not run 7-3 Air conditioner operate, but abnormalities are observed Check remote control unit Check fuse on PCB assy... -
Page 17: Poor Cooling
7-4 Poor cooling 7-5 Excessive cooling 7-6 If a sensor is defective TH1 (coil sensor) TH2 (room ambient teperature) are defective NOTE: Alarm signal (*) Standby lamp, on front side of the unit, will blink when the thermistor is defective. At the same time the unit operate only for ventilation. -
Page 18: Checking Electrical Components
7-7 Checking electrical components Measurement of insulation resistance The insulation is in good condition if the resistence exceedes 1 MOhm power supply wires Clamp the earthed wire of the power supply wires with the lead clip of the insulation resiatance tester and measure the resistance by placing a probe on either of the power wires (fig.1). - Page 19 Via Varese, 90 - 21013 Gallarate - Va - Italy Tel. +39 0331 755111 - Fax +39 0331 776240 www.argoclima.it...
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