1. Manuals
  2. Brands
  3. Daikin Manuals
  4. Heat Pump
  5. RTSQ10PY1
  6. Service manual

Daikin RTSQ10PY1 Service Manual

Hide thumbs Also See for RTSQ10PY1:
Table of Contents

Advertisement

Quick Links

Download this manual See also: Installation Manual
Service
Manual

Advertisement

Table of Contents
loading

Related Manuals for Daikin RTSQ10PY1

Summary of Contents for Daikin RTSQ10PY1

  • Page 1 Service Manual...
  • Page 2 5$ +HDW 3XPS +] 3DUW  *HQHUDO ,QIRUPDWLRQ   3DUW  6SHFLILFDWLRQV   3DUW  5HIULJHUDQW &LUFXLW   3DUW  )XQFWLRQ ...
  • Page 3 3DUW  7HVW 2SHUDWLRQ  ...
  • Page 4 3DUW  7URXEOHVKRRWLQJ  ...
  • Page 6 3DUW  $SSHQGL[  3DUW  3UHFDXWLRQV IRU 1HZ 5HIULJHUDQW 5$   ,QGH[   'UDZLQJV )ORZ &KDUWV  ...
  • Page 7 „ „ „ „...
  • Page 13 3DUW  *HQHUDO ,QIRUPDWLRQ...
  • Page 14 φ φ φ φ...
  • Page 16 „ „ RTSYQ10PY1 RTSYQ14PY1 Outdoor unit Function unit Function unit Outdoor unit (RTSQ14PY1) (BTSQ20PY1) (BTSQ20PY1) (RTSQ10PY1) „ „ RTSYQ20PY1 RTSYQ16PY1 Outdoor unit 1 (RTSQ8PY1) Outdoor unit Function unit Function unit (RTSQ16PY1) (BTSQ20PY1) (BTSQ20PY1) Outdoor unit 2 (RTSQ12PY1)
  • Page 17 φ φ φ...
  • Page 18 „ „...
  • Page 19 New System Conventional System (At low outdoor temperatures) Indoor unit Outdoor unit Function unit Outdoor unit Indoor unit Gas & liquid separator Indoor unit Indoor unit High-stage-side Low-stage-side Compressor compressor compressor Heating capacity Heating capacity Radiation loss High pressure High pressure Indoor unit (condenser) Indoor unit (condenser)
  • Page 21 3DUW  6SHFLILFDWLRQV...
  • Page 22 φ φ...
  • Page 23 φ φ...
  • Page 24 φ φ...
  • Page 25 φ φ φ...
  • Page 30 ° ° ° φ φ φ...
  • Page 31 ° ° ° φ φ φ...
  • Page 53 ∗ ∗ ∗ ∗ ∗ ∗ ∗ ∗ ∗ ∗ ∗ φ φ φ φ φ φ φ φ ∗ ∗ ∗ ∗ ∗ ∗ ∗...
  • Page 54 ∗ ∗ ∗ ∗ ∗ ∗ ∗ φ φ φ φ ∗ ∗ ∗ ∗ ∗ ∗ ∗...
  • Page 63 φ φ φ φ φ φ φ φ φ φ φ φ...
  • Page 65 3DUW  5HIULJHUDQW &LUFXLW...
  • Page 72 Solenoid valve Service port Solenoid Filter valve indoor Gas pipe unit Electronic expansion valve Filter outdoor Gas pipe Electronic unit expansion valve Service port Capillary tube Check valve Filter Liquid pipe Check valve Electronic Check expansion valve Check Solenoid valve valve valve Filter...
  • Page 73 Gas-side Piping Liquid-side Piping Electronic Filter Filter Expansion Valve...
  • Page 74 Gas pipe connection port Heat exchanger Filter Capillary tube Distributor Solenoid Liquid pipe valve connection port Check valve Filter Filter Electronic expansion valve 4D018650B...
  • Page 75 Thermistor Solenoid valve (Suction) (Hot gas) (R8T) (Y5S) Refrigerant regulator Solenoid valve (RMTL) (Y4S) Coil for expansion valve (Sub cool) (Y3E) Coil for expansion Solenoid valve (Ev bypass) Pressure sensor valve (Charge) (Y6S) Section (Low press.) (Y2E) (S2NPL) Thermistor (Liquid) Pressure switch (R9T) (High pressure protection)
  • Page 76 Thermistor Solenoid valve (Suction) (Hot gas) (R8T) (Y5S) Refrigerant regulator Solenoid valve (RMTL) (Y4S) Coil for expansion valve Coil for expansion valve Pressure sensor (Sub cool) (Charge) Section (Low press.) (Y3E) (Y2E) Solenoid valve (S2NPL) Insulation tube (Ev bypass) (Y6S) Pressure switch Thermistor (High pressure protection)
  • Page 77 Thermistor Solenoid valve (Suction) (Hot gas) (R8T) (Y5S) Refrigerant regulator Pressure switch (High pressure protection) (S1PH) Solenoid valve (RMTL) Pressure switch (Y4S) (High pressure protection) Coil for expansion valve (S2PH) (Sub cool) Pressure switch (Y3E) (High pressure protection) (S3PH) Coil for expansion valve Pressure sensor Section - Solenoid valve (Ev bypass)
  • Page 78 Gas and liquid separator Oil separator Pressure sensor Pressure switch [High pressure] [High pressure protection] (S1NPH) (S1PH) Switch box Solenoid valve Electronic expansion valve [Two-stage pressure reduction] [Liquid injection] (Y2S) (Y1E) Electronic expansion valve [Two-stage selection-2] Solenoid valve (Y2E2) [Hot gas] Electronic expansion valve (Y1S) [Two-stage selection-1]...
  • Page 91 3DUW  )XQFWLRQ...
  • Page 93 2. Stopping Operation 2.1 When System is in Stop Mode 2.2 Stop due to Malfunction 3. Standby 3.1 Restart Standby 3.2 Crankcase Heater Control Thermostat ON 4. Rotation Control 4.1 Rotation of Outdoor Units 4.2 Operating Priority and Rotation of Compressors 8.
  • Page 96 ° ° ° ≤ ° ≤ ° ≤ ° ° ≤ ° Discharge pipe temperature < 70 °C Crankcase heater Crankcase heater Discharge pipe temperature > 75 °C...
  • Page 97 RTSYQ10P RTSYQ14P RTSYQ16P No.1 No.2 No.3 No.1 No.2 STD1 STD1 STD2 RTSYQ20P No.1 No.2 No.3 No.2 No.1 No.3 STD1...
  • Page 98 ≥ • •...
  • Page 99 • •...
  • Page 101 ⎯ ⎯...
  • Page 102 High pressure (Pc) Expansion valve 1 Function unit Gas & liquid separator Intermediate pressure (Pm) Outdoor unit Expansion valve 2 pressure (Pe) Enthalpy...
  • Page 104 ← ← ←...
  • Page 106 Fan upper limit: Step 8 Pc<2.75MPa Pc>3.24MPa * For fan revolutions in each step, refer to information above. Outdoor unit fan upper limit revolutions Step 7 PI control A lapse of 20 sec. PI control Outdoor unit fan: Current fan step Outdoor unit fan: Decreased by 1 step maintained...
  • Page 107 System startup Determination of operation mode *Determine at startup whether to conduct single-stage compression or two-stage compression. · Outdoor temp. ≥ 5°C · Outdoor temp. < 5°C & · Capacity of indoor unit · Capacity of indoor unit with thermostat ON with thermostat ON ≤...
  • Page 108 electronic expansion filter valve electronic expansion solenoid valve valve check valve liquid pipe strainer heat exchanger gauge port 4 way valve pressure regulating valve filter capillary tube (check valve type) equalizing pipe check valve high pressure sensor pressure regulating valve filter solenoid valve (absolute pressure type)
  • Page 109 Normal operation Compressor step Pc > 3.47MPa Pc: Value detected by high pressure =Max · step sensor by each outdoor unit (and function unit). • Pc < 3.24MPa & *1: For INV compressor steps, refer INV compressor (see *1): • A lapse of 15 sec. INV compressor (see *1): to information on page 91 and 3 steps down per 10 sec.
  • Page 110 < Outdoor unit > < Function unit > Normal operation Normal operation • Operating in 2-stage & • PcK < 2.89MPa compression mode Pc > 3.04 • PcK > 3.04MPa • PcK - PcN < 0.29MPa Pc < 2.55MPa Pc < 2.89MPa •...
  • Page 111 Normal operation Pe < 0.34MPa Pe < 0.39MPa Pe: Value detected by the low pressure sensor of master unit. All STD compressors stop Pe < 0.25MPa Master unit: 52 Hz + OFF + OFF Slave units: All units stop Pe < 0.15MPa Pe >...
  • Page 112 Normal operation • Pe > 0.23MPa Pe < 0.17 & • Compressor step = Max. step • Pe > 0.20MPa Pe: Value detected by the low & • A lapse of 15 sec. pressure sensor by each INV compressor (see *2): INV compressor (see *2): outdoor unit.
  • Page 113 Normal operation HTdi > 115°C HTdi < 100°C HTdi: Value obtained by correcting the discharge • HTdi < 110°C & pipe temperature (Tdi) • A lapse of 20 sec. of INV compressor with INV compressor (see *1): INV compressor (see *1): outdoor temperature.
  • Page 114 Normal operation • Inverter current < B Inverter current > B & • Upper limit of compressor operating frequency = 210 Hz *1: For INV compressor steps, refer to Inverter current < B continues for information on page 91 and 92. a period of consecutive 20 sec.
  • Page 115 STD compressor ON Demand to operate. CT detection current value>14.95A STD compressor OFF for 30 min. When occurring 3 times within 90 min., the malfunction code “E6” is output 52C1 = ON & Inverter Fin Temp. thermistor > 50°C Fan OFF Fan ON 52C1 = OFF Inverter Fin Temp.
  • Page 116 • • • • • • ° • ° • • °...
  • Page 117 • • • • ° • ° → → →...
  • Page 118 • • • • ° • • °...
  • Page 120 • • • • • • • •...
  • Page 121 → • • • • • •...
  • Page 122 • • • • • • • •...
  • Page 123 → • • • • • •...
  • Page 125 Start Cooling Operation (Option) Turn ON Aux. electric : OFF power supply heater Humidifier : OFF Initialize electronic expansion valve Detect louver lock The previous settings of air LED in remote flow rate, wind direction, and controller turns ON temperature are displayed. Swing flap Dew prevention Cyclic operation with...
  • Page 126 Microcomputer dry operation Heating Operation (option) Microcomputer dry display Drain : OFF pump kit Thermostat status : Operating in L mode after it stops for 6 min. Operating in L mode Swing flap? Electronic 20E : expansion valve Electronic Closed 20E : expansion valve Set wind direction...
  • Page 127 Indoor unit Indoor unit Remote sensor Remote control (BRC1C62) Remote control (BRC1C62) Simple remote control (BRC2C51) Simple remote control (BRC2C51) (See *1) Remote sensor Remote control Remote control (BRC1C62) (BRC1C62) Remote sensor In case a simple remote control is used...
  • Page 128 Preset temperature (Ts) Suction temperature (TH1) Range in which thermostat Range in which body Differential sensor in remote control thermostat sensor can be can be used used „ → → → → → → → →...
  • Page 129 Preset temperature (Ts) TH1=Ts-1 TH1=Ts+1 31°C TH1=Ts+12 33°C TH1=Ts+10 31°C Suction temperature (TH1) Range in which thermostat sensor Range in which body Differential the remote control can be used thermostat sensor can be used (V2769) „ → → → → →...
  • Page 130 Tr < Set temperature -1ºC Tr: Temperature detected with the suction Normal Thermostat OFF Cooling operation: operation air thermistor (R1T) Tr > Set temperature +1ºC Normal Thermostat OFF Heating operation: operation Tr < Tro - 1ºC Tro: Suction air temperature at the In dry operation Thermostat OFF when Tro ≤...
  • Page 131 Set heating temperature Set cooling temperature A°C (A-D)°C D°C Cooling thermostat ON Cooling thermostat OFF Display change Cooling → Heating Display change Heating → Cooling Heating thermostat OFF Heating thermostat ON 3°C +2)°C (Ex.) When automatic cooling temperature is set to 27°C: Differential value :0°C Differential value set to 4°C Set cooling/...
  • Page 132 Remote control “A3” flashing malfunction stop Thermostat (running) Float switch Drain pump (VL008) 5 min. 5 min. 5 sec. *1) Residual operation Malfunction residual ∗ Enters malfunction treatment if the float switch is not reset within 5 minutes. Remote control "A3" flashing malfunction stop Termostat (running) Float switch...
  • Page 133 Thermostat (running) Humidifier Float switch Drain pump 20 min. 3 min. 20 min. 3 min. 5 min. 20 min. 5 sec. Stop due to the "A3" Thermostat malfunction of remote control (running) Humidifier Float switch Drain pump 20 min. 5 min. 20 min.
  • Page 134 10 min. +7ºC 0ºC –5ºC Freeze prevention operation Forced OFF by thermostat (VG005) 10 min. 10 min. +7ºC 0ºC –1ºC Freeze prevention operation Forced OFF by thermostat t >40min. 10 min. +7ºC 0ºC Freeze prevention operation Forced OFF by thermostat 1 min.
  • Page 135 Set temperature 2ºC 2ºC 43ºC 50ºC Liquid pipe temperature Condensing pressure 50ºC 60ºC equivalent saturated temperature...
  • Page 137 Δ Δ Δ Δ Δ Δ...
  • Page 139 3DUW  7HVW 2SHUDWLRQ...
  • Page 140 3. Selection of Location 4. Inspecting and Handling the Unit 5. Placing the Unit 7. Field Wiring 6. Refrigerant Piping 8. Airtight Test and Vacuum Drying 9. Pipe Insulation 10. Checking of Device and Installation Conditions 11. Additional Refrigerant Charge and Check Operation Operations which require the power to be turned on.
  • Page 141 { Is the wiring performed as specified? Check the below items. { Is the designated wire used? 2Power wiring { Is the wiring screw of wiring not loose? 2Control transmission wiring { Is the grounding work completed? between units { Is the insulation of the main power supply circuit deteriorated? 2Earth wire Use a 500V megger tester to measure the insulation.
  • Page 142 Is a proper quantity of refrigerant charged? Check on amount of refrigerant The following method is available for additional charging of charge refrigerant. (1) Calculate additional refrigerant quantity. • Total length of Total length of Total length of φ22.2-mm φ19.1-mm φ15.9-mm ×...
  • Page 143 Be sure to turn the power on 6 hours before starting operation to protect Turn outdoor unit, function unit compressors. (to power on clankcase heater) and indoor unit power on. Check to be sure the transmission is normal. Check the LED display of the The transmission is normal if the LEDs display conditions as shown in outdoor unit PC board.
  • Page 144 Inside of the switch box Switch box cover Mode setting switch (BS1~BS5) <Main PC board> Set mode display (LED) (H1P~H8P) X20A X23A X22A X37A X28A #### #### 1 2 3 4 1 2 3 4 X34A SERV. 2 3 4 2 3 4 MONITOR X100A...
  • Page 145 (Refer to p.130) Calculation of refrigerant amount Provide the calculated additional refrigerant amount as “G” Connection of devices for (Refer to 1.3.1) refrigerant charge If automatic charging of refrigerant is not necessary Additional charging of refrigerant (Refer to 1.3.2) Additional charging of refrigerant (precharge) Charge (G –...
  • Page 146 Equalizer pipe shutoff valve Outdoor Outdoor Function unit Gas pipe shutoff valve unit unit Gas pipe Charge hose Liquid pipe shutoff valve service port Refrigerant charge port Liquid pipe service port valve A valve C To indoor unit Measuring device R-410A tank valve B Field pipings...
  • Page 147 7 7 7 7 7 7 7...
  • Page 148 6 6 6 7 7 7 7...
  • Page 149 6 6 6...
  • Page 150 6 6 6 7 7 7 7 7 6 6 7 7 7 7 „ „ „...
  • Page 151 „ „ 7 7 7 7 7 7 7 7 7 7 7 7 7...
  • Page 152 PA PH 7 7 7 7 7 7...
  • Page 153 7 7 7 7 7 7 7 7 7 7 7 < < 7 7 7 7 ≤ < 7 7 7 7 ≤ < 7 7 7 ≤ < 7 7 7 ≤ < 7 7 7 ≤ < 7 7 7 7 7 7 ≤...
  • Page 154 „ „...
  • Page 155 • „ „ „ „ „ „ „ „ „ „...
  • Page 156 „ „ „ „ E3 E4 F3 F6 UF „ „...
  • Page 157 „ „ „ „ „ „ „ „ „...
  • Page 158 (2) Set mode display (LED) (3) Mode setting switch H1P H2P H3P H4P H5P H6P H7P H8P 1 2 3 4 1 2 3 4 MODE RETURN TEST RESET (1) Microcomputer normal monitor (4) Local setting switch Connection terminal for transmission use F1 F2 F1 F2 Q1 Q2 Indoor −...
  • Page 159 UNIT NO. MODE NO. SECOND FIELD CODE NO. UNIT NO. MODE FIRST SETTING CODE NO. TEST (V0292)
  • Page 160 MODE NO. FIELD SET MODE SECOND CODE NO. FIRST CODE NO.
  • Page 161 MODE NO. Group NO. UNIT NO.
  • Page 162 ∗...
  • Page 164 {∗ ∗...
  • Page 165 Cooling Suction Thermistor for Suction air thermistor remote control air thermistor Suction Suction Thermistor for air thermistor air thermistor remote control Air temperature (°C) Heating Suction Thermistor for Suction air thermistor remote control air thermistor Thermistor for Suction Suction remote control air thermistor air thermistor Air temperature (°C)
  • Page 166 F2 T1 T2 Forced stop Input A → → ∗...
  • Page 167 „ „ „...
  • Page 168 ∗...
  • Page 170 MODE NO. GROUP NO. UNIT NO. FIELD SET MODE SETTING TEST „ „ „ MODE NO. FIELD SET MODE GROUP NO.
  • Page 171 „ MODE NO. Group NO. UNIT NO.
  • Page 172 Centoral Remote Control Indoor/Outdoor Outdoor/Outdoor Indoor/Outdoor Outdoor/Outdoor F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 F1 F2 P1 P2 F1 F2 P1 P2 F1 F2 P1 P2 F1 F2 P1 P2 Group Control by Remote Contol Main 1-00 (autmatic unit address) 1-02 1-01...
  • Page 173 Example ON by remote OFF by remote Control control OFF by Temperature Operation mode control mode is "1." (Unified ON by remote control by setting by (Unified OFF by central remote control remote control remote control central remote control) control) ↓...
  • Page 174 „ „ „ „ „ „ „ „ „ „ „ „...
  • Page 175 „ „ „ „ „ „ „ „ „ „ „ „ „ „ „ „ „ „ „ „ „ „ „ „...
  • Page 176 Initial conditions of dip switches 1 2 3 4 1 2 3 4...

  • Page 178: Table Of Contents

    MODE RETURN TEST RESET (V2760) „ Using the MODE button, the modes can be changed as follows. (Normal) Push and hold the BS1 Push the BS1(MODE button) (MODE button) for 5 seconds. one time. Setting mode 2 Monitor mode Setting mode 1 Push the BS1(MODE button) one time.

  • Page 179: Mode

    Normally, “Setting mode 1” is set. In case of other status, push MODE (BS1) button one time and set to “Setting mode 1”. 8 ON 7 OFF 9 Blink COOL/HEAT select Push the SET (BS2) button to set MODE TEST Demand Setting (displaying) item noise...

  • Page 180: Setting Mode

    (2) “Setting mode 2” Push and hold the MODE (BS1) button for 5 seconds and set to “Setting mode 2”. <Selection of setting items> Push the SET (BS2) button and set the LED display to a setting item shown in the table on the right. ↓...
  • Page 182 ∗ 8777777 8777778 8778888 8777777 ∗ 8777778 8788888 8777777 ∗ 8777778 8788888 8777787 ∗ 8777778 8777778 ∗ 8777787 8777778 ∗ 8777787 8777778 8777787 ∗ 8777788 8777877 8777878 8777887 8777888 8777778 8777787 ∗ 8777877 8777778 8777787 ∗ 8777877 8777778 8777787 ∗ 8777778 ∗...
  • Page 183 ∗ 8777777 ∗ 8777778 8777787 8777788 8777778 ∗ 8777787 8777778 8777787 ∗ 8777877 8777778 8777787 ∗ 8777877 8777778 8777787 8777877 ∗ 8777778 ∗ 8777787 8777778 ∗ 8777787 8777778 8777787 ∗ 8777877 8777778 ∗ 8777787 8777877 8777777 8777878 8777778 ∗ 8777787 8777778 ∗...

  • Page 184: Monitor Mode

    (3) Monitor mode 9 7 7 7 7 7 7 To enter the monitor mode, push the MODE (BS1) button when in “Setting 9 7 7 7 7 8 7 mode 1”. 9 7 7 7 8 7 7 9 7 7 7 8 7 8 9 7 7 7 8 8 8 9 7 7 8 7 7 7 <Selection of setting item>...
  • Page 185 9 7 7 8 7 7 7 9 7 7 7 7 7 7 9 7 7 7 8 7 7 9 7 7 7 9 7 7 9 7 7 7 7 7 7 9 7 7 7 7 7 7 9 7 7 7 7 9 7 9 7 7 7 7 8 7 9 7 7 7 7 7 7...
  • Page 186 ‹ ‹ ‹ ‹ C/H SELECT MODE DEMAND DEMAND L.N.O.P. SLAVE MASTER C/H SELECT Dip SW. DS1-1 OUT-MULTI C/H SELECTOR F1 - F2 F1 - F2 Indoor unit Indoor unit Remote Remote control control...
  • Page 187 ‹ ‹ ‹ C/H SELECT MODE L.N.O.P. DEMAND SLAVE MASTER IC/H SELECT Dip SW. DS1-1 OUT-MULTI C/H SELECT R.C. F1 - F2 F1 - F2 Cool/Heat Indoor unit Indoor unit selector Remote Remote control control...
  • Page 188 ‹ ‹ ‹ ‹ External control adapter for outdoor unit C/H SELECT C/H SELECT CENTRAL MASTER MASTER SLAVE SLAVE SELECTOR C/H SELECT C/H SELECT BOTH FUNCTION C/H SELECTOR C/H SELECTOR OUT-MULTI OUT-MULTI CENTRAL TERMINAL ADDRESS To indoor unit To indoor unit <Master unit>...
  • Page 189 ‹ ‹ ‹ ‹ ‹ External control adapter for outdoor unit C/H SELECT C/H SELECT CENTRAL MASTER MASTER SLAVE SLAVE SELECTOR OFF ON C/H SELECT C/H SELECT BOTH FUNCTION C/H SELECTOR OUT-MULTI C/H SELECTOR OUT-MULTI CENTRAL TERMINAL ADDRESS Cool/Heat selector To indoor unit To indoor unit <Master unit>...
  • Page 190 DS2 • DS1 DS2 • DS1 C/H group address C/H group address External Outdoor Outdoor External Outdoor Outdoor Outdoor unit group unit group unit group unit group unit group control control master No.1 slave No.1 master No.0 slave No.0 slave No.0 adapter No.1 adapter No.0 DS2 •...
  • Page 192 If capacity precedence is set in Operation sound “Capacity precedence setting”, the fan speed will be increased according to the load of air conditioning when load is heavier. Rated operation sound Operation sound during low Low noise mode instructing noise mode is instructed can Operation sound of Approx.
  • Page 194 Power consumption The power Rated power consumption consumption during 80 % of rated power consumption the demand level 1 Demand level 1 instructing Demand level 2 instructing Demand level 3 instructing 70 % of rated power consumption instructing can be 60 % of rated power consumption set with the Power consumption set by...
  • Page 195 → → → → →...
  • Page 198 8111111 8818181 8111119 8111191 8111111 1181111 8111111 8181188 8111111 8111119 8111111 1181111 8111111 8181188 8111111 8111191 8111111 1181111...
  • Page 199 1181111 8 1111111 9 8111111 8811881 8111119 8111191 8111111 1181111 8111111 8811888 8111119 8111191 8111111 1181111 8111111 8818181 8111119 8111191 8111111 1181111...
  • Page 200 8111111 8818181 8111191 8111119 8111111 1181111 8111111 8181188 8111119 8111111 8111111 1181111 8111111 8181188 8111191 8111111 8111111 1181111...
  • Page 201 1181111 8 1111111 9 1111111 1 8111111 8811881 8111191 8111119 8111111 1181111 8111111 8811888 8111191 8111119 8111111 1181111 8111111 8818111 8111191 8111119 8111111 1181111 8111111 8818181 8111191 8111119 8111111 1181111...
  • Page 203 3DUW  7URXEOHVKRRWLQJ...
  • Page 206 ↓...
  • Page 207 Multiple meter : ON : BLINK :OFF LED indication and location Master Slave 1 Slave 2...
  • Page 208 Knob Tripped Circuit breaker...

  • Page 211: Service Mode

    Depress Inspection/Test Operation button for more than 4 seconds. Service data can be obtained. Indoor unit settings can be made Local • Malfunciton code history Service • Filter sign time • Temperature data of various sections setting • Air flow direction mode Service settings can be made.
  • Page 212 Operation LED ON/OFF button Display of indoor unit for which a malfunction has been detected Inspection display Malfunction code Inspection/Test button...
  • Page 213 „ “Backward” button “Advance” button (SE006)
  • Page 214 „ “Advance” button “Backward” button...
  • Page 215 Normal status Enters inspection mode from normal status when the INSPECTION/TEST button is pressed 1 Press INSPECTION/TEST button If no button is pressed for 1 minuten equipment returns to normal status. Press MODE selector When MODE selector button. button is pressed or no button is pressed for 1 minute, equipment returns to normal status.
  • Page 216 Field set Service Normal operation mode mode mode Push the button for 4 seconds or longer. Push the button for 4 seconds or longer.
  • Page 217 Unit 1 Malfunction code 2-U4 Malfunction code Hystory No: 1 - 9 1: Latest (VE007) Sensor data display Unit No. Sensor type Temperature °C Address display Unit No. Address type Address (VE008) Unit 1 (VE009) Unit 1 Code Fan speed 1: Low Air flow direction 3: High P0 - P4...
  • Page 218 Unit Malfunction code Inspection Normal display (No display) Malfunction code blinks when a malfunction occurs. Inspection/test Push the button. (*) operation Unit 071... Example of capacity code display Capacity code Malfunction code F... Indoor unit system code Inspection Example model Display C...
  • Page 219 Normal Test run operation mode mode Press the CHECK/TEST button 4 times. Operation lamp ON/OFF button Display of indoor unit for which a malfunction has been detected Inspection display Malfunction code (VL050)
  • Page 223 <Monitor mode> To enter the monitor mode, push the MODE (BS1) button when in “Setting mode 1”. * Refer to P.172 for Monitor mode. <Selection of setting item> Push the SET (BS2) button and set the LED display to a setting item. * Refer P.172 for Monitor mode.
  • Page 224 ∗ ∗ ∗ ∗ ∗ Display of contents of Display 1 of Display 2 of Display of contents of m malfunction (second digit) malfunction in detail malfunction in detail digit) → → → →...
  • Page 225 <Monitor mode> To enter the monitor mode, push the MODE (BS1) button when in “Setting mode 1”. * Refer to P.172 for Monitor mode. <Selection of setting item> Push the SET (BS2) button and set the LED display to a setting item. * Refer P.172 for Monitor mode.
  • Page 226 ∗ ∗ Display of contents of Display 1 of Display 2 of Display of contents of m malfunction (second digit) malfunction in detail malfunction in detail digit) → → → →...

This manual is also suitable for:

Rtsq14py1Rtsq20py1Rtsq16py1

Table of Contents