Panasonic Air Conditioner

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Resistance value (kΩ)±5% Temperature Indoor Outdoor °C Room temperature Pipe temperature Discharge temperature Pipe temperature thermistor thermistor thermistor thermistor 70 - 3.5 8.8 0.9 80 - 2.5 6.3 - 90 - 1.9 4.7 - 100 - 1.4 3.5 - During outdoor unit emergency operation or test operation, the LED on the P.C.B. will flash. 88
12.5. Self-diagnosis error code table • The display screen on the wired remote control unit and the self-diagnosis LEDs (green) on the outdoor unit printed circuit board in the outdoor unit can be used to indicate where the location of a problem is. Refer to the table below to remove the cause of the problem, and then re-start the air conditioner system. • If the problem disappears and operation returns to normal, the CHECK display on the remote control unit will switch off, but the self-diagnosis LED will remain illuminated until operation is resumed. ... illuminated. Wired remote Outdoor unit printed circuit board Location or problem Check location control unit display LED Abnormal Detail 2 3 4 5 6 7 8 dispaly dispaly F15 -01 Drain level Float switch problem Drain pump and drain pipe, indoor unit connectors F16 -01 Louver switch problem Louver motor, decorative panel connection terminal, or indoor unit louver motor connectors F17 -02 D.C. Fan motor problem Indoor unit D.C.Fan motor or connection terminals F20 -01 Indoor temperature sensor prob- Indoor temperature sensor lead wire or indoor lem unit connector -02 Remote control thermistor problem Remote control thermistor F21 -01 Pipe temp. sensor problem Pipe temperature sensor lead wire or indoor (indoor unit) unit connector F26 -01 Remote control transmission Remote control unit cable and connection ter- problem minals F27 -01 Indoor/outdoor unit disconnec- Indoor/outdoor unit connection cable and tion problem connection terminals, or indoor unit power supplies (indoor side) -05 Indoor/outdoor unit connection Indoor/outdoor unit connection wire (indoor error problem side) -01 Indoor/outdoor unit disconnec- Indoor/outdoor unit connection cable and tion problem connection terminals, or outdoor unit power supplies (outdoor side) -05 Indoor/outdoor unit connection Indoor/outdoor unit connection wire (outdoor error problem side) F30 -01 System problem Total capacity for the number of indoor units is insufficient, or over. Check the total capacity and the number of indoor units -02 Open phase, or reversed phase Check the main power supply terminal board of supply connections, or switch over any two of the power supply wires. F31 -01 Suction pressure protection Insufficient refrigerant or valve operation (closed) -02 High-pressure cut-off Check the Refrigeration system -06 4 way valve problem Check the 4 way valve or lead wire -10 Refrigerant system problem Valve operation (closed), or refrigerant system F32 -05 Compressor overcurrent protection Open phase or lock in compressor -06 Compressor discharge temp. protection Insufficient refrigerant F40 -21 Outdoor heat exchanger outlet Outdoor heat exchanger outlet temperature temperature sensor problem sensor (COND TEMP) lead wire, connector -51 Compressor discharge tempera- Compressor discharge temperature sensor ture sensor problem (DIS T. TEMP) lead wire, connector F41 -02 High pressure switch open circuit High-pressure switch lead wire, connector problem -12 Low pressure sensor problem Low pressure sensor lead wire, connector or valve operation (closed) 89
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TABLE OF CONTENTS 1 Service Informa
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1 Service Information The new Casse
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2 Features 2.1. Ceiling Type 2.1.1.
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2.3. Wired Remote Control 1. The ne
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3 Product Specification 3.1. CS-F18
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4 Dimensions 4.1. CS-F18DTE5 11
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5 Refrigeration Cycle 5.1. CS-F18DT
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7 Wiring Diagram 7.1. CS-F18DTE5 15
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8 Operation Instructions 8.1. Wired
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8.3. Remote Control - Panel 19
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CLOCK Display (To set current Day a
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For example , if you want to set: A
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9 Operation Details 9.1. Cooling Op
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9.6. Operation Control 9.6.1. Odour
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9.7.7. Sensor Disconnection Detecti
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10.3. Position of the centre gravit
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The unit must be installed in accor
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1. Open the inlet grille, and remov
Page 37 and 38: 10.4.5. Indoor unit drain piping
Page 39 and 40: CONNECTING THE WIRES TO THE CONTROL
Page 41 and 42: 10.4.11. Check the following items
Page 43 and 44: The unit must be installed in accor
Page 45 and 46: 4. Refrigerant filling Refrigerant
Page 47 and 48: 10.5.5. Transporting and installing
Page 49 and 50: 10.5.7. Heat insulation 10.5.8. Cha
Page 51 and 52: • Power supply specifications Mod
Page 53 and 54: 10.5.12. As to making the inspectio
Page 55 and 56: Remote controller wiring • Connec
Page 57 and 58: If remote control cable is embedded
Page 59 and 60: Automatic address resetting for gro
Page 61 and 62: Example of previous problem display
Page 63 and 64: Wireless remote control installatio
Page 65 and 66: Receptor unit (for ceiling type) as
Page 67 and 68: NOTE • If the batteries are repla
Page 69 and 70: 11 Installation and Servicing Air C
Page 71 and 72: 11.2.2. R410A tools 1. Copper tube
Page 73 and 74: 8. Electronic scale for refrigerant
Page 75 and 76: Nominal diameter Outside diameter (
Page 77 and 78: 11.4.2. Transferring (Using new ref
Page 79 and 80: 11.4.6. Brazing As brazing requires
Page 81 and 82: (When remote control display shows
Page 83 and 84: 12.3. Test operation and self-diagn
Page 85 and 86: 12.3.4. Self-diagnosis function The
Page 87: 12.4. Emergency operation When usin
Page 91 and 92: 13 Technical Data 13.1. Cooling cap
Page 93 and 94: Model Cooling capacities are based
Page 95 and 96: 13.3. Reaching distance • CS-F18D
Page 97 and 98: 13.5. Sound measuring point 13.5.1.
Page 99 and 100: 13.7. Discharge and suction pressur
Page 101 and 102: 14.2. CS-F18DTE5 101
Page 103 and 104: 15 Replacement Part List (Indoor Un
Page 105 and 106: 16 Exploded View (Outdoor Unit) 16.
Page 107 and 108: 17 Replacement Part List (Outdoor U
Page 109: 18.2. Indoor Unit Printed (Indicato
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Panasonic Air Conditioner

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