Table of Contents
Related Manuals for Technibel KPAF124R5
Summary of Contents for Technibel KPAF124R5
- Page 1 TECHNICAL DATA & SERVICE MANUAL INDOOR UNIT: KPAF124R5 KPAF185R5 KPAF225R5 SPLIT SYSTEM AIR CONDITIONER Model No. Product Code No. KPAF124R5 387105949 KPAF185R5 387005960 KPAF225R5 387005961 Floor Mounted Ceiling Mounted 0.8180.417.0 06/2005...
- Page 2 • Ground the unit following local electrical codes. IMPORTANT! • The Yellow/Green wire cannot be used for any connection Please read before installation 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.
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Page 3: Table Of Contents
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 Diagrams 4. FUNCTION 4-1 Cool Mode Operation 4-2 Heat Mode Operation 4-3 Auto Mode Operation 4-4 Dry Mode Operation 4-5 Fan Mode Operation 4-6 Protections in Cool/Dry Mode... -
Page 4: Specifications
1. SPECIFICATIONS 1-1 Unit Specifications KPAF124R5 220 - 240 V ~ 50 Hz Power source 230 V Voltage rating Cooling Heating Performance See catalogue with the requested matching Capacity High Air circulation m³/h Features Microprocessor/ I.C. thermostat Controls/Temperature controls Wireless remote control unit... - Page 5 KPAF185R5 220 - 240 V ~ 50 Hz Power source 230 V Voltage rating Cooling Heating Performance See catalogue with the requested matching Capacity High Air circulation m³/h Features Microprocessor/ I.C. thermostat Controls/Temperature controls Wireless remote control unit Control unit ON/OFF 24 hours Timer 3 and Auto...
- Page 6 KPAF225R5 220 - 240 V ~ 50 Hz Power source 230 V Voltage rating Cooling Heating Performance See catalogue with the requested matching Capacity High Air circulation m³/h Features Microprocessor/ I.C. thermostat Controls/Temperature controls Wireless remote control unit Control unit ON/OFF 24 hours Timer 3 and Auto...
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Page 7: Major Component Specifications
1-2 Major Component Specifications KPAF124R5 Controller PCB Part No. Controls Microprocessor Control circuit fuse 250 V - 5 A RC-2 (RC) - RC-7 (RC) Remote Control Unit Fan & Fan Motor Cross - flow Type 2…. Ø 130 / L 180 Q'ty ……. - Page 8 KPAF185R5 Controller PCB Part No. Controls Microprocessor Control circuit fuse 250 V - 5 A RC-7 (RC) Remote Control Unit Fan & Fan Motor Cross - flow Type 2…. Ø 130 / L 180 Q'ty ……. Dia. and lenght K48407-M01597…1 Fan motor model…Q'ty 4…1140 No.
- Page 9 KPAF225R5 Controller PCB Part No. Controls Microprocessor Control circuit fuse 250 V - 5 A RC-7 (RC) Remote Control Unit Fan & Fan Motor Cross - flow Type 2…. Ø 130 / L 180 Q'ty ……. Dia. and lenght K48407-M01598…1 Fan motor model…Q'ty 4…1280 No.
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Page 10: Other Component Specifications
1-3 Other Component Specifications Thermistor ( Coil sensor TH1) ΚΩ Resistance 10 ± 3% Thermistor ( Room sensor TH2) ΚΩ Resistance 10 ± 5%... -
Page 11: Dimensional Data
2. DIMENSIONAL DATA Unit: mm Unit: mm... -
Page 12: Electrical Data
3. ELECTRICAL DATA 3-1 Electric Wiring Diagrams KPAF124R5 KPAF185R5 KPAF225R5... -
Page 13: Function
4. FUNCTION 4-1 Cool Mode Operation... -
Page 14: Heat Mode Operation
4-2 Heat Mode Operation... -
Page 15: Auto Mode Operation
4-3 Auto (Cool/Heat) Mode Operation... -
Page 16: Dry Mode Operation
4-4 Dry Mode Operation... -
Page 17: Fan Mode Operation
4-5 Fan Mode Operation 4-6 Protection operations in Cool and Dry Mode 1. Indoor Coil Defrost Protection 5 Protection Operations in Cool and Dry Modes... - Page 18 2. Outdoor Coil High Pressure Protection...
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Page 19: Protections In Heat Mode
4-7 Protection Operations in Heat Mode 1. Outdoor Coil Deice Protection... - Page 21 2. Indoor Coil High Pressure Protection in Heat Mode...
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Page 22: Sleep Function
4-8 Sleep Function 4-9 Daily Timer Function 4-10 IFEEL Function... -
Page 23: Troubleshooting
6. TROUBLESHOOTING 5-1. 6-1. Check before and after troubleshooting WARNING Hazardous voltage can cause ELECTRIC SHOCK or DEATH. Disconnect power or turn off circuit breaker before you start checking or servicing. 5-1-1. 6-1-1. Check power supply wiring. ● Check that power supply wires are correctly connected to terminals L and N on the terminal plate in the indoor unit. - Page 24 B. Circuit breaker trips in several minutes after turning the air conditioner on. ● There is a possibility of short circuit. • Check capacity of circuit breaker. Replace with suitable one (larger capacity). Capacity of circuit breaker is suitable. In case of Heating operation : Measure resistance of outdoor fan •...
- Page 25 C. Check remote control unit. • Try to run with another remote control unit. First remote control unit is defective. • Check for residue buildup on Clean transmitter. transmitter of remote control unit. • Check for residue buildup on remote control receiver on front of indoor Clean receiver.
- Page 26 5-2-3. 6-2-3. Only outdoor unit does not run. A. Check setting temperature. COOL HEAT Is room temperature too low ? Is room temperature too high ? Try to lower setting temperature by Try to raise setting temperature by temperature setting button ( button).
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Page 27: Some Part Of Air Conditioner Does Not Operate
5-3. Some part of air conditioner does not operate. 5-3-1. Only indoor fan does not run. • Check fan casing Remove foreign foreign matter on matter or repair. Fan cannot inside. be turned. • Check fan rotation. Turn fan gently once or twice by hand. - Page 28 5-3-3. Only compressor does not run Check compressor motor Overload relay is working capacitor C1 (either OLR T or OLR A) Measure resistance of Temperature of compressor compressor motor winding is abnormally high Refrigerant gas shortage Charge refrigerant gas Measure power supply voltage Rotor may be locked up The voltage is too low 5-3-4.
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Page 29: Air Conditioner Operates, But Abnormalities Are Observed
5-4. Air conditioner operates, but abnormalities are observed 5-4-1. Operation does not switch from HEAT to COOL (or COOL to HEAT) Remote control unit Receiver in lamp ass'y may be defective may be defective Measure resistance of 4-way valve's winding COOL to HEAT Check voltage between Outdoor PCB ass'y is defective... - Page 30 5-4-2. 6-4-2. Poor cooling or heating. • Check position of remote control unit. Change position of remote • Cool or warm air from air conditioner control unit. reaches position directly. (only with I FEEL feature selected) • Wide and narrow tubes between Insulate both wide and narrow indoor unit and outdoor unit are tubes separately and then...
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Page 31: If A Sensor Is Defective
6-5 If a sensor is defective 6-5-1 ICT (indoor coil sensor) OCT(outdoor coil sensor) RAT (room ambient temperature) are defective. • • Stand by lamp on front side of indoor Thermistor ICT and OCT and RAT are unit is flashing on and off. (*) defective •... -
Page 32: Checking Electrical Components
6. CHECKING ELECTRICAL COMPONENTS 6-1 Measurement of Insulation power plug (Local supply) Resistance Ground The insulation is in good condition if the resistance exceeds 2MΩ probe Insulation tester NOTE 6-1-1. Power supply wires The shape of the power plug may differ from that of the air conditioner which you are servicing. -
Page 33: Checking Continuity Of Fuse On Pcb Ass'y
6-2 Checking Continuity of Fuse on PCB Ass'y Fuse Remove the PCB Ass'y from the electrical component box. Then pull out the fuse from the PCB Ass'y. (fig.5) PCB Ass’y Check for continuity using a multimeter as shown in fig.6 Fig. - Page 34 R.D. 28 Reyrieux BP 131 - 01601 Trévoux CEDEX France Tél. 04.74.00.92.92 - Fax 04.74.00.42.00 R.C.S. Bourg-en-Bresse B 759 200 728...