Page 2 - Contents; page
2 Contents page 1. ASSEMBLY DRAWINGS .......................................................................................... 3 2. PARTS DESCRIPTION .......................................................................................... 4/5 2.1 Control panel .......................................
Page 3 - ASSEMBLY DRAWINGS
3 1 ASSEMBLY DRAWINGS mod. 51AKM 006G RTE 165G mod. 51AKA 006 mod. 51AKB 006G 51AKB 008GRTB 165GRTB 205C mod. VTB 075C
Page 4 - PARTS DESCRIPTION
4 Air outlet(for ventilation,dehumidificationand heating only) Supply cable with plug Air inlet Exhaust air outlet Flexible duct Air outlet Control panel 2 PARTS DESCRIPTION
Page 8 - TECHNICAL DATA
8 1. Air outlet vent2. Flexible hose3. Fastening strap with suction cup 2.2 Accessories supplied 2.3 Dimensions and weight Model Cooling capacity W (Btu/h) Heating capacity W (Btu/h) Power input W – cooling– heating– dehumidification Locked rotor amps A Operating current A – cooling– heating– dehumi...
Page 9 - Cooling capacity, Watt; PERFORMANCE DIAGRAMS
9 The cooling capacity diagram is based on the room dry bulb temperaturefor three different relative humidity values. The power input diagram is based on the room dry bulb temperaturefor three different relative humidity values. Cooling capacity, Watt Indoor dry bulb temperature ° C Cooling capacity...
Page 10 - Suction temperature
10 The air discharge temperature diagram is based on the room dry bulb temperature and relative humidity.Due to the temperature differences of the air at the outlet, the thermometer must be placed exactly inthe position shown in the sketch. 80% (1) 40% (1) 60% (1) Indoor dry bulb temperature ° C Suc...
Page 11 - WIRING DIAGRAMS
11 mod. 51AKB 006 / 51AKB 06Gmod. RTB 165F / RTB 165G Legend CPS Power supply cable WS Full tank switch CM Compressor CC Compressor capacitor IFM Indoor fan motor IFC Indoor fan capacitor TAF Antifreeze thermostat CDP Condensate drain pump TA Room thermostat CWT Compressor overload protector RS Rota...
Page 14 - REFRIGERANT CIRCUIT PRINCIPLE OF OPERATION
14 1. Compressor2. Condenser3. Fan4. Filter5. Capillary tube6. Evaporator7. Gas discharge8. Liquid9. Liquid/gas 10. Gas suction REFRIGERANT CIRCUIT PRINCIPLE OF OPERATION 7 R-407c REFRIGERANT 6 51AKB06G, 51AKM06G, RTB165G, RTE165G, VTB075Gand VTE075G units use the new refrigerant R-407c. R-407c is a...
Page 15 - Main differences between R-407c and R22 refrigerant
15 7.2 Main differences between R-407c and R22 refrigerant R-407c R22 Refrigerant charging procedure Refrigerant composition Partial refrigerant charge: NOT PERMITTED! Complete refrigerant charge only. Leak detector Use HFC detector only. Refrigerant charging procedure Refrigerant composition Partia...
Page 17 - Logic connection diagram
17 8 MICROPROCESSOR CONTROL 8.1 Special functions of the buttons Pressing two buttons at the same time it is possible to activatesome functions which are NOT described in the InstructionManual. Self-Test If the and “fan speed” buttons are pressed simultaneously the sequence outlined in the table 1 w...
Page 21 - UNIT DISASSEMBLY; Resistance values of room temperature sensor
21 Remove the plug from socket.It is not necessary to remove the exhaust air flexible duct from its housing (two holes). UNIT DISASSEMBLY 9 TEMPERATURE ° C 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 MINIMUM RESISTANCE VALUE (ohm) 14792 14131 13505 12910 12346 11809 11300 10815 10...
Page 25 - Autodiagnostic; Trouble
25 Autodiagnostic In the event of malfunctions, a warning will be given automatically on the display. SIGNAL – flashes on the display and LEDs off – Display and LED flashing – Fan speed LED flashing CAUSE – Water tank full or not correctly inserted – Ambient air thermostat not working (the unit will...
Page 29 - Component testing procedure
29 Capacitors Remove the plug from the socket and remove the cablesfrom the capacitor. Discharge the capacitor, shortcircuitingits terminal with the blade of a screwdriver.Take an Ohmmeter and select the x 100 scale. Thenconnect the sensors of the Ohmmeter to two terminals ofthe capacitor.a) If the ...
Page 30 - OPTIONAL ACCESSORIES
30 Window installation Wall installation 1200 300 OPTIONAL ACCESSORIES 11
Page 31 - Filter kit
31 Filter kit Activated carbon filter Electrostatic filter Filter frames OPTIONAL ACCESSORIES 11