Mitsubishi FDTC35VD- Manuals

- 111 - '10 • SR-T-091 Operation section FAN SPEED button Each time the button is pressed, thedisplay is switched over in turn. OPERATION MODE select button Each time the button pressed, thedisplay is switched over in turn. ON/OFF (luminous) button Press to start operation, press again tostop. HI PO...

- 112 - '10 • SR-T-091 Jumper wire (JA1) Jumper wire (JA2) Unit ON/OFF button (2) ޓ Unit ON/OFF button (a) Operation (b) Details of operation (3) ޓ Auto restart function (a) (b) 1) 2) (4) ޓ Custom cord switching procedure (a) Modifying the indoor printed circuit board (b) Modifying the wireless remo...

- 113 - '10 • SR-T-091 (5) ޓ Flap and louver control   (a) Flap   (b) Louver (c) Swing 1) 2) (c) Memory flap (Flap or Louver stopped) (d) When not operating COOL , DRY, FAN Remote controllerdisplay HEAT Approx. 10° Approx. 25° Approx. 25° Approx. 40° Approx. 40° Approx. 50° Approx. 70° (Swing) (Flap ...

- 114 - '10 • SR-T-091 (6) ޓ 3D auto operation (a) 1) 2) (b) At cooling Air flow selection Operation mode AUTO HI MED LO At heating Indoor temp. – Setting temp. >5°C Indoor temp. – Setting temp. 5°C Setting temp. – Indoor temp. >5°C Setting temp. – Indoor temp. 5°C HIGH POWER AUTO HI MED LO HI...

- 115 - '10 • SR-T-091 (b) Sleep timer operation (7) ޓ Timer operation (a) Comfortable timer setting (ON timer) (c) OFF timer operation (8) ޓ Installation location setting (a) Setting 1) If the air conditioning unit is running, press the ON/OFF button to stop. 2) Press the AIR FLOW (UP/DOWN) button ...

- 116 - '10 • SR-T-091 (9) ޓ Outline of heating operation (a) Operation of major functional components in heating mode (b) Details of control at each operation mode (pattern) 1) Fuzzy operation 2) Hot keep operation ON OFF ON ON ON OFF (few minutes ON) ON ON(HOT KEEP) OFF OFF (3 minutes ON) OFF OFF ...

- 117 - '10 • SR-T-091 27.5 25.5 18.0 18 30 (10) ޓ Outline of cooling operation (a) ޓ Operation of major functional components in Cooling mode (b) Detail of control in each mode (Pattern) 1) Fuzzy operation ON OFF OFF OFF OFF OFF ON OFF (few minutes ON) OFF (few minutes ON) ON ON OFF Thermostat ON T...

- 118 - '10 • SR-T-091 (12) ޓ Protective control function (a) Frost prevention control 1) Operating conditions 2) Detail of anti-frost operation 3) Reset conditions: Indoor heat exchanger temperature (ºC) 2.5 5 8 0 rps Lower limit speed compressor command speed (b) Cooling overload protective contro...

- 119 - '10 • SR-T-091 (d) Cooling low outdoor air temperature protective control 1) Operating conditions: 2) Detail of operation: C D A B OFF E F Upper limit 50 rpsLower limit 44 rps ON ON Upper limit 50 rpsLower limit 50 rps ON Upper limit 60 rpsLower limit 30 rps Outdoor air temperature.(°C) 3) R...

- 120 - '10 • SR-T-091 (f) Heating overload protective control 1) Indoor unit side a) Operating conditions : b) Detail of operation : c) Reset conditions : 2) Outdoor unit side a) Operating conditions : b) Detail of operation • Models 20 ~ 35 Model 50 A B C D RPSmin < 40 40 < = RPSmin < 80 ...

- 122 - '10 • SR-T-091 • Model 50 1) ޓ Operating conditions: When the outdoor air temperature (TH2) is lower than 4ºC or higher continues for 30 seconds while the compressor command speed is other than 0 rps. 2) ޓ Detail of operation: The lower limit compressor command speed is change as shown in th...

- 123 - '10 • SR-T-091 (k) Outdoor unit failure (l) Indoor fan motor protection item 1), 2) is satisfied. Once the unit is stopped by this function, ti is not 1) 2) (m) Serial signal transmission error protection 1) Purpose: 2) Detail of operation: (n) Rotor lock (o) Outdoor fan motor protection (p)...

- 125 - '10 • SR-T-091 4 Operation section 10.2 Models SRK20~60ZJX-S (1) Operation control function by remote controller FAN SPEED button Each time the button is pressed, thedisplay is switched over in turn. OPERATION MODE select button Each time the button pressed, thedisplay is switched over in tu...

- 126 - '10 • SR-T-091 Unit ON/OFF button (2) Unit ON/OFF button When the remote controller batteries become weak, or if the remote controller is lost or malfunctioning, this button may be used to turn the unit on and off. (a) Operation Push the button once to place the unit in the automatic mode. P...

- 127 - '10 • SR-T-091 (5) Flap and louver control Control the flap and louver by AIRFLOW (UP/DOWN) and (LEFT/RIGHT) button on the wireless remote controller. (a) Flap Each time when you press the AIRFLOW (UP/DOWN) button the mode changes as follows. (b) Louver Each time when you press the AIRFLOW (L...

- 129 - '10 • SR-T-091 (b) Sleep timer operation Pressing the SLEEP button causes the temperature to be controlled with respect to the set temperature. (7) Timer operation (a) Comfortable timer setting (ON timer) (c) OFF timer operation The Off timer can be set at a specific time (in 10-minute units)...

- 131 - '10 • SR-T-091 27.5 25.5 19.5 18 30 (10) Outline of cooling operation (a) Operation of major functional components in Cooling mode (b) Detail of control in each mode (Pattern) 1) Fuzzy operation During the fuzzy operation, the air flow and the compressor speed are controlled by calculating th...

- 132 - '10 • SR-T-091 (12) Protective control function (a) Frost prevention control (During cooling or dehumidifying) 1) Operating conditions a) Indoor heat exchanger temperature (Th2) is lower than 5ºC. b) 5 minutes after reaching the compressor command speed except 0 rps. 2) Detail of anti-frost ...

- 133 - '10 • SR-T-091 (c) Cooling high pressure control 1) Purpose: Prevents anomalous high pressure operation during cooling. 2) Detector: Outdoor heat exchanger sensor (TH1) 3) Detail of operation: 53 58 63 Outdoor heat exchanger temperature (°C) 6rps (1) 6rps (1) 0rps After lapse of 30 sec. or o...

- 134 - '10 • SR-T-091 (f) Heating overload protective control 1) Operating conditions : When the outdoor air temperature (TH2) is 22ºC (model 50, 60 : 17ºC) or higher continues for 30 seconds while the compressor command speed other than 0 rps. 2) Detail of operation: a) Taking the upper limit of c...

- 135 - '10 • SR-T-091 (g) Heating low outdoor temperature protective control • Model 20~35 1)   Operating conditions:   When the outdoor air temperature (TH2) is lower than -10ºC or higher continues for 30 sec- onds while the compressor command speed is other than 0 rps. 2)   Detail of operation:  ...

- 140 - '10 • SR-T-091 (5) Flap control Control the flap by AIRFLOW (UP/DOWN) button on the wireless remote controller. (a) Flap Each time when you press the AIRFLOW (UP/DOWN) button the mode changes as follows. (b) Swing 1) Swing flap Flap moves in upward and downward directions continuously. (c) Mem...

- 142 - '10 • SR-T-091 (c) Defrosting operation 1) Starting conditions (Defrosting operation can be started only when all of the following conditions are met.) a) After start of heating operation When it elapsed 45 (model 50 : 35) minutes. (Accumulated compressor operation time) b) After end of defr...

- 144 - '10 • SR-T-091 (b) Cooling overload protective control 1) Operating conditions: When the outdoor air temperature (TH2) has become continuously for 30 seconds at 41ºC or more, or 47ºC or more (Model 50: 41ºC or more) with the compressor running, the lower limit speed of compressor is brought ...

- 145 - '10 • SR-T-091 (d) Cooling low outdoor temperature protective control 1) Operating conditions: When the outdoor air temperature (TH2) is 22ºC or lower continues for 20 seconds while the compressor command speed is other than 0 rps. 2) Detail of operation: a)   The lower limit of the compress...

- 147 - '10 • SR-T-091 (h) Compressor overheat protection 1) Purpose: It is designed to prevent deterioration of oil, burnout of motor coil and other trouble resulting from the compressor overheat. 2) Detail of operation a) Speeds are controlled with temperature detected by the sensor mounted on the...

- 149 - '10 • SR-T-091 (q) Refrigeration cycle system protection 1) Starting conditions a) When 5 minutes have elapsed after the compressor ON or the completion of the defrost control b) Other than the defrost control c) When, after meeting the conditions of a) and b) above, the compressor speed, in...

- 150 - '10 • SR-T-091 10.4 Models SRR25,35ZJ-S(1) Operation control function by remote controller RUN (HOT KEEP) light (green) ࡮ Illuminates during operation. ࡮ Blinks when airflow stops due to the ̈ HOT KEEP ̉ and ̈ CLEAN operation ̉ . ECONO light (orange) Illuminates during ECONOMY operation. TIM...

- 154 - '10 • SR-T-091 (9) Protective control function (a) Frost prevention control (During cooling or dehumidifying) 1) Operating conditions a) Indoor heat exchanger temperature (Th2) is lower than 5ºC. b) 5 minutes after reaching the compressor command speed except 0 rps. 2) Detail of anti-frost o...

- 159 - '10 • SR-T-091 (q) Drain motor (DM) control 1) Drain motor (DM) is operated during the cooling or dehumidifying mode operations and simultaneously wity the com- pressor ON. The DM continues to operate for 5 minutes after the operation stop, anomalous stop, thermostat stop or when it was swit...

- 161 - '10 • SR-T-091 (b) Wireless remote controller * All displays are described in the liquid crystal display for explanation Indication section Operation section Indicates set temperature. Indicates the status of swing louver. Indicates selected operation with . Indicates for two seconds when FI...

- 162 - '10 • SR-T-091 (2) Operation control function by the wired remote controller (a) Switching sequence of the operation mode switches of remote controller $29 #//, &!. (%!4 !54/ (b) [CPU reset] This functions when “CHECK” and “GRILL” buttons on the remote controller are pressed simultaneous...

- 163 - '10 • SR-T-091 (3) Operation control function by the indoor controller (a) Auto operation If “Auto” mode is selected by the remote controller, the heating and the cooling are automatically switched according to the difference between outdoor air temperature and setting temperature and the di...

- 164 - '10 • SR-T-091 (d) Timer operation 1) Sleep timer Set the duration of time from the present to the time to turn off the air-conditioner. It can be selected from 10 steps in the range from “OFF 1 hour later” to “OFF 10 hours later”. After the sleep timer setting, the remaining time is display...

- 165 - '10 • SR-T-091 (g) Hot keep Hot keep control is performed at the start of the defrost control. 1) Control a) When the indoor heat exchanger temperature (detected with Th I -R1 or R2) drops to 35°C or lower, the speed of indoor fan is changed to the lower tap at each setting. b) During the ho...

- 166 - '10 • SR-T-091 2) Automatic louver level setting during heating At the hot start with the heating thermostat OFF, regardless whether the auto swing switch is operated or not (auto swing or louver stop), the louver takes the level position (In order to prevent the cold start). The louver posi...

- 167 - '10 • SR-T-091 (m) Operation check/drain pump test run operation mode 1) If the power is turned on by the dip switch (SW7-1) on the indoor PCB when electric power source is supplied, it enters the mode of operation check/drain pump test run. It is ineffective (prohibited) to change the switc...

- 168 - '10 • SR-T-091 (p) Anomalous fan motor After starting the fan motor, if the fan motor speed is 200rpm or less is detected for 30 seconds continuously and 4 times within 60 minutes, then fan motor stops with the anomalous stop (E16). (q) Plural unit control – Control of 16 units group by one ...

- 170 - '10 • SR-T-091 2) Remote operation input Remote operation input connector (CnT-6) is provided on the indoor control PCB. However remote operation by CnT-6 is not effective, when “Center mode” is selected by center controller. In case of plural unit (twin, triple, double twin), remote operati...

- 171 - '10 • SR-T-091 Individual operation (Factory default) All units operation (Local setting) CnT-6 ON OFF ON OFF Only the unit directly connected to the remote controller can be operated. Only the unit directly connected to the remote controller can be stopped opeartion. All units in one remote...

- 172 - '10 • SR-T-091 (4) Operation control function by the outdoor controller (a) Defrosting operation 1) Starting conditions (Defrosting operation can be started only when all of the following conditions are met.) a) After start of heating operation When it elapsed 45 minutes. (Accumulated compre...

- 175 - '10 • SR-T-091 (g) Heating low outdoor temperature protective control 1) Operating conditions:   When the outdoor air temperature (TH2) is lower than -10ºC or higher continues for 30 sec- onds while the compressor command speed is other than 0 rps. 2) Detail of operation: The lower limit com...

- 178 - '10 • SR-T-091 11 MAINTENANCE DATA 11.1 SRK, SRF and SRR series (1) Cautions ! "! #$"%& !' ! (2) Items to check before troubleshooting *,,- - - ,- 7- 9,,,- (3) Troubleshooting procedure (If the air conditioner does not run at all) : Important ! ;>?@ ; ; ; YES YES YES NO NO NO ...

- 180 - '10 • SR-T-091 When a heat exchanger sensor 1 wire disconnection is detected while operation is stopped. (If a temperature of –28ºC or lower is detected for 15 seconds, it is judged that the wire is disconnected.) (Not displayed during operation.) When a room temperature sensor wire disconne...

- 182 - '10 • SR-T-091 G` ;B,B"z ; "z B G:` ! , , 1) Self-diagnosis data !{; #- #z,#z, ;, Re m ote controller setting Contents of output data | D}# * 7?;  D}# * 7?; # # #' # # #' # $  * Remote controller setting Indicates the number of occasions previous to the present the error display...

- 185 - '10 • SR-T-091 @" ; {,D"z {' & & ' &' ' &' &#""'%) & "'&#(%%"'('*!$ &'#$# ' &' &&'!&"' ' &' &&'!& ˜ 㧗 ˜ 㧩 ޓ %#!'' %'"&'%('#"&#%%%#%#(%%"'(' @ L}` , # , @ 7>,` # 7, (d) Remote co...

- 186 - '10 • SR-T-091 (e) Room temperature sensor, indoor heat exchanger sensor, outdoor air temperature sensor, outdoor heat exchanger sensor table Units: °C Buzzer sound TIMER light(1’s digit) RUN light(10’s digit) Yes (sounds for 0.1 se c ond) 6 5 4 3 2 1 0 0 1 2 3 4 5 6 7 8 9 -60 -50 -40 -30 -2...

- 188 - '10 • SR-T-091 Service data record form 182)

- 189 - '10 • SR-T-091 (7) Inspection procedures corresponding to detail of trouble Sensor error Sensor temperature characteristics (Room temp., indoor heat exchanger temp., out-door heat exchanger temp., outdoor air temp.) Temperature (˚C) Resistance (k ) 30 25 20 15 10 5 30 20 10 40 50 60 70 0 -10...

- 193 - '10 • SR-T-091 Rotor lock Defective compressor, defective outdoor PCB See page 190. (8) Phenomenon observed after shortcircuit, wire breakage on sensor (a) Indoor unit Sensor Operation mode Phenomenon Shortcircuit Disconnected wire Room temperature sensor Cooling Heating Heat exchanger senso...

- 194 - '10 • SR-T-091 (9) Checking the indoor electrical equipment (a) Indoor PCB check procedure (b) Outdoor unit Is there voltage between terminal blocks ① and ② ? (AC 220/230/240 V) Indoor electrical components are normal. Is the voltage between terminal blocks ② and ③ oscillating between DC 0 a...

- 195 - '10 • SR-T-091 (10) How to make sure of wireless remote controller (C) Power transistor inspection procedure [Use a tester with a needle indicator for the inspection. (Do not use a digital tester. Check in the AC 300 volt range.)](1) If there is a self-diagnosis display, inspect the compress...

- 197 - '10 • SR-T-091 RD Orange OR Y ellow ／ Green Y ／ G Black BK Y ellow Y White WH Red Indoor unit Power source 1 Phase 220-240V 50Hz Inspection of resistance value of sensor Remove the connector and check the resistance value. See the section of sensor characteristics on page 189. Inspection pow...

- 198 - '10 • SR-T-091 (a)   Inspection of electronic expansion valve ! ! ! "#! $ ! % ! &   &*!   +&*! ! 6 White Y ellow Orange Blue Red 5 4 3 2 1 ";=$ & ># @ Q ;   @&*! =\   Q&*"!&! • Inspection of electronic expansion valve as a separate unit ^ $! Measuri...

- 199 - '10 • SR-T-091 11.2    FDTC series 11.2.1    Diagnosing of microcomputer circuit (1) Selfdiagnosis function (a) Check indicator table Whether a failure exists or not on the indoor unit can be know by the contents of remote controller error code, indoor unit green LED (power pilot lamp and mi...

- 201 - '10 • SR-T-091 (iv) Display sequence of error codes or inspection indicator lamps N Occurrence of one kind of error Displays are shown respectively according to errors. N Occurrence of plural kinds of error Section Category of display Error code on remote controller • Displays the error of h...

- 202 - '10 • SR-T-091 N Error log and reset Error indicator Memorized error log Reset Remote controller display • Higher priority error is memorized. • Stop the unit by pressing the ON/OFF switch of remote controller. • If the unit has recovered from anomaly, it can be operated. Red LED on indoor c...

- 203 - '10 • SR-T-091 Replace and set up the PCB according to this instruction. Ԙ Set to an appropriate address and function using switch on PCB. ޓ Select the same setting with the removed PCB. ԙ Set to an appropriate capacity using the model selector switch(SW6). ޓ Select the same capacity with th...

- 204 - '10 • SR-T-091 This PCB is a general PCB. Replace the PCB according to this instruction. Ԙ Replace the PCB (refer to right dwg.) 1. Unscrew terminal of the wiring(yellow/green) soldered to PCB from the box.2. Cut the band that binds the wiring (red and blue) from connector CNW1 and CNW2, and...

- 205 - '10 • SR-T-091 ٨ DIP switch setting list SW2 0 SW6-1SW6-2SW6-3SW6-4SW7-1 OFF SW7-2 OFF SW7-3 ON SW7-4 OFF JSL1 With keep OFF Superlink terminal spare Normal*/switch to spare Reserved Powerful mode Valid Reserved keep OFF Test run, Drain motor Normal*/Test run Valid*/Invalid Normal Model sele...

- 206 - '10 • SR-T-091 (4) Check of anomalous operation data with the remote controller Operation data can be checked with remote control unit operation. Œ Press the button. The display change “ ”  Press the (SET) button while “ ” is displayed. Ž W h e n o n l y o n e i n d o o r u n i t i s c o n ...

- 207 - '10 • SR-T-091 LED U V W LED1 LED3 LED5 LED2 LED4 LED6 LED1 LED3 LED5 LED2 LED4 LED6 LED1 LED3 LED5 LED2 LED4 LED6 LED1 LED3 LED5 LED2 LED4 LED6 LED1 LED3 LED5 LED2 LED4 LED6 LED1 LED3 LED5 LED2 LED4 LED6 (5) Inverter checker for diagnosis of inverter output 䇭㩷䃂 Checking method (a) Setup pro...

- 208 - '10 • SR-T-091 (6) Outdoor unit controller failure diagnosis circuit diagram 242.

- 209 - '10 • SR-T-091 11.2.2 Troubleshooting flow (1) List of troubles No. Remote controller display Description of trouble Reference page 1 None Operates but does not cool. 210 2 None Operates but does not heat. 211 3 None Earth leakage breaker activated 212 4 None Excessive noise/vibration (1/3) 2...

- 210 - '10 • SR-T-091 Error code Remote controller: LED Green Red Indoor Content (2) Troubleshooting None Operates but does not cool Keeps flashing Stays OFF 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure Is the temperature differnce between return and supply air 10-20deg...

- 211 - '10 • SR-T-091 None Operates but does not heat Keeps flashing Stays OFF 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure Is the temperature differnce between return and supply air 10-30degC at heating? Check the indoor unit fan operation. Check the temperature differ...

- 212 - '10 • SR-T-091 None Earth leakage breaker activated Stays OFF Stays OFF 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure Are OK the insulation resistance and coil resistance of compressor? C h e c k o f t h e o u t d o o r u n i t g r o u n d i n g w i r e / e a r t...

- 215 - '10 • SR-T-091 None Excessive noise/vibration (3/3) – – 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure Adjustment during commissioning Does noise/vibration occur when the cooling/heating operation is in anomalous condition? From 2/3 If insufficient cooling/heating ...

- 216 - '10 • SR-T-091 None Louver motor failure Keeps flashing Stays OFF 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure NO YES Is LM wiring broken? Is LM locked? Check at the indoor unit side. LM: louver motor Is the louver operable with the remote controller? YES NO Does...

- 217 - '10 • SR-T-091 None Power supply system error (Power supply to indoor control PCB) 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure Is AC220/240V detected between 1 and 2 on the terminal block of indoor unit? NO NO Are fuses OK (F200, F201)? YES YES YES NO Is the ch...

- 218 - '10 • SR-T-091 None Power supply system error (Power supply to remote controller) Keeps flashing Stays OFF 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure Isn't there any loose connection of remote controller wires? Isn't remote controller wire broken or short-circu...

- 219 - '10 • SR-T-091 INSPECT I/U INSPECT I/U (When 1 or 2 remote controllers are connected) Keeps flashing Stays OFF 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure Are 2 units of remote controller connected? Is it set at the slave remote controller? ⑴， ⑵ Note (1) Use SW1...

- 220 - '10 • SR-T-091 INSPECT I/U INSPECT I/U (Connection of 3 units or more remote controller) Keeps flashing Stays OFF 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure Reduce to 2 units or less. Change remote controller setting to “Master”. (SW1 on remote controller PCB) ...

- 221 - '10 • SR-T-091 WAIT Communication error at initial operation (1/3) 1. Applicable model 5. Troubleshooting All models When the remote controller LCD displays “ WAIT ” 2 minutes after the power on. Diagnosis Countermeasure Replace the power supply fuse. NO YES NO YES The remote controller LCD ...

- 223 - '10 • SR-T-091 WAIT Communication error at initial operation (3/3) 1. Applicable model 5. Troubleshooting All models When the remote controller display is extinguished after the power on. Diagnosis Countermeasure YES NO Remote controller display is extinguished after the power on. YES NO NO ...

- 224 - '10 • SR-T-091 E1 Remote controller communication circuit error Keeps flashing Stays OFF 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure Is it possible to reset normally by the power reset? Does the drain pump restart automatically 1 minute later? Turn SW7-1 to OFF....

- 225 - '10 • SR-T-091 E5 Communication error during operation Keeps flashing 2 times flash 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure Has the remote controller LCD returned to normal state? YES NO Is the connection of signal wires at the outdoor unit side OK? Is the co...

- 226 - '10 • SR-T-091 E6 Indoor heat exchanger temperature thermistor anomaly Keeps flashing 1 time flash 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure NO NO YES Is the connection of indoor heat exchanger temperature thermistor connector OK? Are characteristics of indoor ...

- 228 - '10 • SR-T-091 E8 Heating overload operation Keeps flashing 1 time flash 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure NO YES (2) Is the air filter clogged? Is the indoor heat exchanger temperature thermistor connection OK? Are the characteristics of indoor heat ex...

- 229 - '10 • SR-T-091 E9 Drain trouble Keeps flashing 1 time flash 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure Is the humidifier connected? NO Drain motor ON from the remote controller YES Does DM operate? YES NO Check the error data in the remote controller. Is there a...

- 231 - '10 • SR-T-091 E16 Indoor fan motor anomaly Keeps flashing Stays OFF 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure NO YES YES Does any foreign material intervene in rotational area of fan propeller? Is DC280V detected between - of fan motor connector CNM? Is it no...

- 232 - '10 • SR-T-091 E19 Indoor unit operation check, drain motor check setting error Keeps flashing 1 time flash 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure Is SW7-1 on the indoor control PCB ON ? E19 occurs when the power ON NO YES Defective indoor control PCB (Defec...

- 234 - '10 • SR-T-091 E35 Cooling overload operation 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure Are normal the characteristics of outdoor heat exchanger temperature sensor normal? Is the temperature (measured actually) at direction of error correct? NO YES YES Is the...

- 235 - '10 • SR-T-091 E36 Discharge pipe temperature error Keeps flashing Stays OFF 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure * For the contents of control, refer to the protective control by controlling compressor rotation speed and cooling high pressure protective ...

- 236 - '10 • SR-T-091 E37 Outdoor heat exchanger temperature sensor anomaly Keeps flashing Stays OFF 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure Is the outdoor heat exchanger temperature sensor connector connected properly? YES Are the characteristics of outdoor heat e...

- 238 - '10 • SR-T-091 E39 Discharge pipe temperature sensor anomaly Keeps flashing Stays OFF 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure Is the discharge pipe temperature sensor connector connected properly? YES Are the characteristics of discharge pipe temperature sen...

- 241 - '10 • SR-T-091 Error code Remote controller: LED Green Red Indoor Keeps flashing Stays OFF Content E47 Active filter voltage error 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure YES YES NO Is the power supply normal? NO Check soldered surfaces on the outdoor PCB fo...

- 242 - '10 • SR-T-091 E48 Outdoor fan motor anomaly 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure YES NO Does any foreign material intervene in rotational area of fan propeller? NO Does the fan rotate smoothly when turned by hand? NO Is DC308~336V detected between (CNFA...

- 243 - '10 • SR-T-091 E51 Power transistor anomaly 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure 2. Error detection method 3. Condition of Error displayed 4. Presumable cause Note: If the power transistor primarycurrent exceeds the setting valuefor 3 seconds, the compre...

- 245 - '10 • SR-T-091 E58 Current safe stop 1. Applicable model 5. Troubleshooting All models When the current safe control has operated at the compressor speed of 30 rps or under: Same as above • Excessive refrigerant amount• Indoor,outdoor unit installation spaces• Faulty compressor• Defective ou...

- 246 - '10 • SR-T-091 E59 Compressor startup failure 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure NO YES NO YES Is power supply voltage OK? Is the pressure balance at starting OK? NO NO YES Is the insulation resistance and coil resistance of compressor OK ? Is power tr...

- 247 - '10 • SR-T-091 E60 Compressor rotor lock error 1. Applicable model 5. Troubleshooting All models Diagnosis Countermeasure Is the power supply voltage OK? NO Reset the power supply and restart operation. YES Does the compressor start? Does E59 occur? NO YES Does it start up normally without r...

- 248 - '10 • SR-T-091 Read together with indoor unit's installation manual. Accessories Remote controller, wood screw (ø3.5 16) 2 pieces Prepare on site Remote controller cord (2 cores) the insulated thickness in 1mm or more. [In case of embedding cord] Erectrical box, M4 screw (2 pieces)[In case o...

- 250 - '10 • SR-T-091 The range of temperature setting When shipped, the range of set temperature differs depending on the operation mode as below. Heating : 16~30˚C (55~86˚F)Except heating (cooling, fan, dry, automatic) : 18~30˚C (62~86˚F) Upper limit and lower limit of set temperature can be chan...

- 251 - '10 • SR-T-091 [Flow of function setting] 01 When you use at 50Hz areaWhen you use at 60Hz area Automatical operation is impossible Temperature setting button is not working 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 Consult the technical data etc. for each control details Finaliz...

- 253 - '10 • SR-T-091 Press or button. Make sure which do you want to set, " FUNCTION " (remote controller function) or "I/U FUNCTION " (indoor unit function). How to set function 2. 1. 3. 4. 5. It is possible to finish by pressing ON/OFF button on the way, but unfinished change of ...

- 254 - '10 • SR-T-091 Pressing ACL switch with AIR FLOW button kept pressing or inserting the batteries with pressing AIR FLOW button will customize the signal. Instruct the customer how to operate it correctly referring to the instruction manual. Accessories Please make sure that you have all of t...

- 255 - '10 • SR-T-091 Wood screw Holder for remote controller Installation tips for the remote controller holder Adjust and keep the holder upright Tighten the screw to the end to avoid scratching the remote controller. DO NOT attach the holder on plaster wall. Installation of the controller holder...

- 257 - '10 • SR-T-091 㪮㪸㫃㫃㩷㫊㫌㫉㪽㪸㪺㪼 㪮㫀㫉㫀㫅㪾 㪜㫃㪼㪺㫋㫉㫀㪺㪸㫃㩷㪹㫆㫏 䋨㪧㫉㪼㫇㪸㫉㪼㩷㫆㫅㩷㫊㫀㫋㪼䋩 㪈㪌 㪍㪎 㪏㪊㪅㪌 㪈㪈㪎 㪊㪊㪅㪌 㪈㪍 㪯 㪰 㪮㫀㫉㫀㫅㪾㩷㫊㫇㪼㪺㫀㪽㫀㪺㪸㫋㫀㫆㫅㫊 㪠㫅㩷㪺㪸㫊㪼㩷㫆㪽㩷㪼㫄㪹㪼㪻㪻㫀㫅㪾㩷㫎㫀㫉㫀㫅㪾 㪠㫅㩷㪺㪸㫊㪼㩷㫆㪽㩷㪼㫏㫇㫆㫊㫀㫅㪾㩷㫎㫀㫉㫀㫅㪾 㪩㪼㫄㫆㫋㪼㩷㪺㫆㫅㫋㫉㫆㫃㩷㫀㫅㫊㫋㪸㫃㫃㪸㫋㫀㫆㫅㩷㪻㫀㫄㪼㫅㫊㫀㫆㫅㫊 㪥㫆㫋㪼㪑㩷㪠㫅㫊㫋㪸㫃㫃㪸㫋㫀㫆㫅㩷㫊㪺㫉㪼㫎㩷㪽㫆㫉㩷㫉㪼㫄㫆㫋㪼㩷㪺㫆㫅㫋㫉㫆㫃㫃㪼㫉 㪤㪋㩷㪪㪺㫉㪼㫎㩷㩿㪉㩷㫇㫀㪼㪺㪼㫊㪀 㪮㫀㫉㫀㫅㪾㩷㫆㫌㫋㫃㪼㫋 ...

- 258 - '10 • SR-T-091    Simple Remote Controller Installation Manual Read together with indoor unit's installation manual. WARNING ●   Fasten the wiring to the terminal securely and hold the cable securely so as not to applyunexpected stress on the terminal.    Loose connection or hold will cause ...

- 259 - '10 • SR-T-091 ⑵  Set the switch SW1-1 of the slave remote controller is “Slave” (ON). The factory default is set as “Master” (OFF). (Note) • The remote controller thermistor enabled setting can be set only to the master remote controller. • Install the master remote controller at the positi...

- 260 - '10 • SR-T-091 6.  Function setting Each function of the remote controller and the indoor unit is automatically set to the initial setting, which is the standard use, on the occasion of connecting the remote controller with the indoor unit. In the case of the standard use, the setting change...

- 261 - '10 • SR-T-091 [In the case of selecting the indoor unit function (07-14)] ① “88” blinks on the temperature setting indicators. (blinking for approximately 2 to 10 seconds while data is read)           ↓        After that, the current setting number of the selected function number blinks.   ...

- 262 - '10 • SR-T-091 12.4 Interface kit (SC-BIKN-E) Connecting the indoor unit's connection cable to the interface Ԙ Remove the upper case ԙ Connect the indoor unit's connection cable Ԛ Fix the cable with the cable clamp Name of each part of the interface Terminal for indoor unit'sconnection cable...

- 263 - '10 • SR-T-091 DO NOT install the interface and wired remote controller at the following places. ٤ Places exposed to direct sunlight ٤ Places near heating devices ٤ High humidity places ٤ Surfaces where are enough hot or cold to generate condensation ٤ Places exposed to oil mist or steam dir...

- 265 - '10 • SR-T-091 How to set upper and lower limit of temperature sting range 1. Stop the air-conditioner, and press (SET) and (MODE) button at the same time for 3 seconds or more. The indication changes to"FUNCTION SET "2. Press button once, and change to the "TEMP RANGE " indi...

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