Rotenso TETA TA35X Service Manual

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TETA
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IDU&ODU UNITS
SERVICE MANUAL
MODELS:
TA35X, TM35X
TA50X, TM50X
E
S
EN

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Summary of Contents for Rotenso TETA TA35X

  • Page 1 TETA IDU&ODU UNITS SERVICE MANUAL MODELS: TA35X, TM35X TA50X, TM50X www.rotenso.com...
  • Page 2: Table Of Contents

    Wall mount air conditioner - TETA X MINIRVF SYSTEM - OUTDOOR UNIT Service Manual Content Safety Precautions .....................................3 PART 1. Technical information ........................4 Important notice ....................................4 Refrigeration cycle diagram ................................4 Wiring diagram.......................................6 Controller introduction ..................................10 PART 2. Installation and maintenance ......................19 Notes for installation and maintenance .............................19 Installation ......................................27 Maintenance ......................................37...
  • Page 3: Safety Precautions

    Wall mount air conditioner - TETA X PRECAUTIONS WARNING Only qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating, and air-conditioning equipment can be hazardous and requires specific knowledge and training. Improperly installed, adjusted or altered equipment by an unqualified person could result in death or serious injury.
  • Page 4: Part 1. Technical Information

    Wall mount air conditioner - TETA X PART 1. TECHNICAL INFORMATION 1. IMPORTANT NOTICE This service manual is intended for use by individuals possessing adequate backgrounds of electrical, electronic and mechanical experience. Any attempt to repair the appliance may result in personal injury and property damage.
  • Page 5 Wall mount air conditioner - TETA X PART 1. TECHNICAL INFORMATION Liquid side 2-way valve Electronic expansion valve Heat exchange Heat exchange (Condenser) (Evaporator) Gas side 3-way valve 4-way valve Muffler Muffler Heating Cooling Compressor Service manual...
  • Page 6: Wiring Diagram

    Wall mount air conditioner - TETA X PART 1. TECHNICAL INFORMATION 3. WIRING DIAGRAM MODEL: TA35Xi R16/TO35Xo R16, TM35Xi R16/TO35Xo R16 INDOOR UNIT: Service manual...
  • Page 7: Outdoor Unit

    Wall mount air conditioner - TETA X PART 1. TECHNICAL INFORMATION OUTDOOR UNIT: Service manual...
  • Page 8 Wall mount air conditioner - TETA X PART 1. TECHNICAL INFORMATION MODEL: TA50Xi R16/TO50Xo R16, TM50Xi R16/TO50Xo R16 INDOOR UNIT: Service manual...
  • Page 9 Wall mount air conditioner - TETA X PART 1. TECHNICAL INFORMATION OUTDOOR UNIT: Service manual...
  • Page 10: Controller Introduction

    Wall mount air conditioner - TETA X PART 1. TECHNICAL INFORMATION 4. CONTROLLER INTRODUCTION RT-------Room Temperature. IPT------Indoor Pipe (Coil) Temperature. ST------Indoor Setting Temperature. OPT---Outdoor Pipe Temperature. OAT---Outdoor Ambient Temperature. ODT---Outdoor Discharge Temperature. CRT---Compensated Room Temperature. IDU--- Indoor unit ODU---Outdoor unit. Note: When AC finishing installation, because of the air ventilation and the distance of temperature test sensor to different location of the house, the temperature for IDU PCB control need compensation.
  • Page 11 Wall mount air conditioner - TETA X PART 1. TECHNICAL INFORMATION 3. ODU Fan motor control: • While unit: a. switched off. b. under protection. c. to the set temperature. After compressor ceased, the fan motor stops working according to the temperature of OPT and OAT, the max delay for the motor should be less than 160s.
  • Page 12 Wall mount air conditioner - TETA X PART 1. TECHNICAL INFORMATION 4.1.3 Dry mode 1. Temperature control: 16~31°C. Fan speed: low Vane blade position: as customer preset 2. When ODU failure or stops for protection, IDU works as preset. 3. Failure protection: as cooling mode. 4.
  • Page 13 Wall mount air conditioner - TETA X PART 1. TECHNICAL INFORMATION ST-CRT -3℃ -2℃ -1℃ 0 ℃ 0.5℃ 10 min. 5min. 2 min. 160S 160S COMPRESSOR OUTDOOR FAN INDOOR FAN 4-way VALVE 6. Defrost Note: t1: compressor continuous works time. t2: AC unit operation first time going to defrost circle.
  • Page 14 Wall mount air conditioner - TETA X PART 1. TECHNICAL INFORMATION • Defrosting end off: Compressor stops working, and re-starts to working after 50s delay; 7. Cold air prevention: This function intends to prevent cold air from being discharged when the heating operation starts up •...
  • Page 15: Auto Restart Function

    Wall mount air conditioner - TETA X PART 1. TECHNICAL INFORMATION 4.1.6 Timer The unit has times control, when the unit meet the timer preset, it will be switched on or off automatically. 1. TIMER ON • TIMER ON can be set only when the air conditioner is OFF. •...
  • Page 16 Wall mount air conditioner - TETA X PART 1. TECHNICAL INFORMATION 4.1.10 Protection 4.1.10.1 Overload protection 1. Overload protection for Cooling or Dry mode • If: a. OPT≥62°C, unit stops working for overload protection. b. OPT<55°C, after compressor stopped for 3 min, can the unit be started to operate. •...
  • Page 17 Wall mount air conditioner - TETA X PART 1. TECHNICAL INFORMATION 4.1.10.3 The current protection 1. If the unit A/C working current more than Limited current (ILC), the compressor will be frequency limited / reduced for over current protection. 2. When unit A/C working current more than Stopped current (ISC), AC unit stops working. Only when the compressor stops for 3 min can the unit be recovered operation.
  • Page 18: Smart Life

    Wall mount air conditioner - TETA X PART 1. TECHNICAL INFORMATION 4.2 WiFi operation manual 4.2.1 Download and installation Customer can scan the QR in the user manual or from appliance APP store to download the APP and install it in the cell phone, while installation achieved, there would be an icon as picture created on the desktop.
  • Page 19: Part 2. Installation And Maintenance

    Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 5. NOTES FOR INSTALLATION AND MAINTENANCE Safety Precautions Important! Please read the safety of precautions carefully before installation and maintenance. The following contents are very important for installation and maintenance. Please follow the instructions bellow. •...
  • Page 20 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE WARNING Improper installation may lead to fire hazard, explosion, electric shock or injury. Safety precautions for Installing and Relocating the unit. To ensure safety, please be mindful of the following precautions. 1.
  • Page 21 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE For the appliances with a charge amount m1<M<m2: The maximum charge in a room shall be in accordance with the flowing: M =2.5×(LFL) ×h ×A (5/4) The required minimum floor area Amin to install an appliance with refrigerant charge M(kg) shall be in accordance with following: A = (M/ (2.5 x (LFL) )) 2...
  • Page 22: Installation Safety

    Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE CAUTION • Please contact the nearest after-sale service center when maintenance is necessary. At the time of maintenance, the maintenance personnel must strictly comply with the Operation Manual provided by the corresponding manufacturer and any non-professional is prohibited to maintain the air conditioner.
  • Page 23: Special Tools

    Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE CAUTION • The installation should be in a well-ventilated condition location. • When you installing or maintaining an air conditioner using Refrigerant R32/R290, the location should be free fire from open or any other goods temperature higher than 370°C for R290/548°C for R32 which easily produces open fire include welding, smoking, drying oven.
  • Page 24: Maintenance

    Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE Maintenance 1. Inspections before maintenance. 1. Inspection of maintenance environment • There should be no leaked refrigerant in the room before operation. • It is only allowed to operate in a room which meets the area requirement on the nameplate. •...
  • Page 25 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE • If it is necessary to provide visiting service with a refrigerant cylinder, the volume of refrigerant filled in such refrigerant cylinder should not exceed the stipulated value. When such cylinder is stored in a vehicle or placed on the installation or maintenance site, it is necessary to place it vertically and securely and keep it away from any place where there is any heat source, combustion source, radiation source or electrical equipment.
  • Page 26 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE WARNING Before doing the trial operation after finishing the maintenance, it is a must to use a practical leak detector to inspect the leakage and reliability of ground connection in order to ensure that no refrigerant leakage and reliable ground connection.
  • Page 27: Installation

    Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 6. INSTALLATION 6.1 Installation Dimension Diagram Service manual...
  • Page 28 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 6.2 Accessory Accessory name Picture Remote controller Remote controller supporter Batteries Vinyl tape Drain hose Hole cover Screw Insulation material Service manual...
  • Page 29 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 6.3 Tools Tool name Picture Tool name Picture Tool name Picture Standard Pipe Vacuum Wrench Cutter Pump Screw Adjustable/ drivers Safety Crescent (Phillips & Glasses Wrench Flat blade) Manifold Torque Work...
  • Page 30: Outdoor Unit

    Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 6.4 Position Indoor unit • Install the indoor unit level on a strong wall that is not subject to vibrations • The inlet and outlet ports should not be obstructed: the air should be able to blow all over the room. •...
  • Page 31 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 6.6 IDU Installation To install, proceed as follows: 6.6.1 Installation of the mounting plate. 1. By using a level, put the mounting plate in a perfect square position vertically and horizontally. 2.
  • Page 32: Refrigerant Piping Connection

    Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 6.6.2 Drilling a hole in the wall for the piping Indoors 1. Decide where to drill the hole in the wall for the piping (if necessary) Outd oors according to the position of the mounting plate 2.
  • Page 33: Wrap The Insulation Material Around The Connecting Portion

    Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 6.6.4 Connecting the pipes. • Do not remove the cap from the pipe until connecting it, to avoid dampness or dirt from entering. • If the pipe is bent or pulled too often, it will become stiff. Do not bend the pipe more than three times at one point.
  • Page 34 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE Wrap the area which accommodates the rear piping housing section with vinyl tape. Bundle the piping and drain hose together by wrapping them with vinyl tape over the range within which they fit into the rear piping housing section.
  • Page 35: Odu Installation

    Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 6.7 ODU Installation • The outdoor unit should be installed on a solid wall and fastened securely. • The following procedure must be observed before connecting the pipes and connecting cables : decide which is the best position on the wall and leave enough space to be able to carry out maintenance easily.
  • Page 36: Connecting The Pipe

    Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE Connecting the pipe Screw the flare nuts to the outdoor unit coupling with the same tightening procedures described for the indoor unit. Note: If the tightening torque is not sufficient, there will probably be some leakage. With excessive tightening torque there will also be some leakage, as the flange could be damaged.
  • Page 37: Maintenance

    Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7. MAINTENANCE 7.1 Failure code Code Reason Remark IDU & ODU Communication failure The IDU & ODU wiring connection correct? IDU Room Temperature sensor failure. (IDU RT failure) IDU sensor and PCB.
  • Page 38 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE Code Reason Remark Cooling system gas flow abnormal PROTECTION. Please check the troubleshooting for detail. PFC PROTECTION Please check the troubleshooting for detail. The Compressor lack of phase / Anti-phase PROTECTION. Please check the troubleshooting for detail.
  • Page 39: Troubleshooting

    Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2 Trouble shooting 7.2.1 E0 – IDU & ODU communication failure Start Display E0 IDU wiring Check and reconnect E0 disappear? connection correct ? Check communication, earth wiring and the E0 disappear? Replace/ reconnect connection, in good...
  • Page 40 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.2 E1, E2 – IDU Room temperature sensor and/or coil temperature sensor failure Start Display E1or E2 Is the sensor well Re-connect connected to PCB E1/E2 disappear? Multi-meter check the sensor, is it open or Replace the sensor short circuit?
  • Page 41 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.3 E4 – AC Cooling system abnormal (Gas not enough) Start Display E4 Check the pressure AC pressure correct? Check the sensor short (cooling:0.8-1.3Mpa,/ or open? heating 2.0-3.6Mpa) Replace the sensor Check the valves open or not...
  • Page 42 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.4 E6 – IDU ventilation failure (PG and DC fan motor only) Start Display E6 Turn the fan blades by hand while power-off Adjust the motor and blade Can the fan blades run assembly so that rotor can smoothly?
  • Page 43 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.5 E3, E7 or E8 – ODU Coil temperature sensor, Ambient temperature sensor or Discharge temperature sensor failure. When any of the sensor resistance open or short circuit , unit will display failure code as E3/E7 or E8, IDU and ODU turns off.
  • Page 44 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.6 E9 – ODU IPM /Compressor drive fault If unit have 6 times stopping works for IPM protection (P0) continuously, it will display E9 error, and unit can’t be recovered to operation, except press ON/OFF button.
  • Page 45 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.7 EF – ODU DC fan motor failure Display E9 Check the fan blade by Re install the DC motor hand, can it rotate freely Works normal? Fan motor well Re-connect connect to PCB Works normal?
  • Page 46 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.8 EU – ODU voltage test sensor failure After power relay works, when tested voltage effective value less than 50V for 3s continuously, unit will display Start Display EU Test voltage btw ODU Check while voltage terminal L/N, more than...
  • Page 47 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.9 P0 – IPM protection When overheat or overcurrent for IPM, AC unit will display P0 protection. Display P0 Restart unit. It works normal? Wiring connection Re-connect U/V/W correct? P0 disappear? Replace ODU ODU fan motor no...
  • Page 48 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.10 P1 – Over / under voltage protection 1. Test voltage between L &N, When the power supply V>AC260V or V<AC150V, AC will display P1 protection, unit will recover back to previous status while V>AC155V. 2.
  • Page 49 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.11 P2 – Over Current protection When the AC unit running current more than Imax, it will stop and display P2 protection. Note: For different AC model, Imax has difference valve. Display P2 IDU fan motor Replace fan motor...
  • Page 50 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.12 P4 – ODU Discharge temperature overheating protection Display P4 ODU temperature Normal protection higher than 60°C? Adjust ODU ODU location Enough space for Unit operate? installation acceptable? ventilation? Condenser too Clean IDU filter or...
  • Page 51 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.13 P5 – Sub-cooling protection on Cooling/Dry mode On Cooling or Dry mode, when IDU evaporator coil temperature IPT<1°C continuously for 3 min after compressor start up for 6 min, CPU will switch off outdoor unit and show P5 failure code. Display P5 Switch on unit after minutes...
  • Page 52 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.14 P6 – Overheating protection on Cooling mode On Cooling or Dry mode, when ODU condenser coil temperature OPT≥62°C, MCU will switch off outdoor unit and show P6 failure code. Display P6 ODU fan motor Fan motor...
  • Page 53 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.15 P7 – Overheating protection on Cooling mode On heating mode, when IDU evaporator coil temperature IPT≥62°C, ODU PCB will switch off outdoor unit and show P7 failure code. Display P7 ODU fan motor Fan motor...
  • Page 54 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.16 P8 – Outdoor Overtemperature/Under-temperature protection When environment temperature as below condition, the compressor will stop working, after 200s delay, the IDU will show P8 failure code. 1. On Cooling or Dry mode: ODU ambient temperature: OAT<-20°C or OAT>63°C; 2.
  • Page 55 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.17 P9 – The compressor driving protection (the compressor load abnormal) When compressor start up or in the process of operation, if: 1. MCU can’t test the feedback signal from compressor, or 2.
  • Page 56 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.18 F4 – Cooling system Gas flow abnormal protection When compressor startup, unit will check the variation of IDU coil temperature. If there is mistake installer forgetting to open the 2-way or 3-way valve on ODU, the gas can’t flow in the cooling system, it will show F4 protection.
  • Page 57 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.19 F5 – PFC Protection PFC Overcurrent protection F5 Code Check the power supply, Display F5 by is it abnormal? (this is random? normal protection) Display F5 frequently Switch off the unit for 3 Still F5? minutes and re-switch on...
  • Page 58 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.20 F6 The Compressor Lack of phase / Anti-phase protection. If ODU PCB can’t test one, or even three phase of compressor current, it will show F6 protection. Display F6 Check compressor wiring connector, is...
  • Page 59 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.21 F7 – Module temperature protection. IPM overtemperature protection, when IPM temperature more than 95°C, it will show F7. Display F7 IPM well contact Any dust or gap btw Clean or adjust the gap to heat sink? IPM &...
  • Page 60 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.22 F8 – 4-Way Value Reversing abnormal On heating mode, if IDU Coil temperature tested lower than Room temperature 5°C or even more after compressor works for 8min, unit will show F8 code. Display F8 the 4-way valve wiring connection...
  • Page 61 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 7.2.23 Fy – Gas leakage protection After compressor works in high frequency for 9 min, if the temperature on IDU evaporator & ODU condenser has only a little variation comparing previous, but, the compressor discharge temperature on high level, then the unit will show Fy failure code.
  • Page 62: Disassembly Idu&Odu

    Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 8. DISASSEMBLY IDU & ODU 8.1 IDU Disassembly Steps Reference photo 1. Before disassembly The original status. 2. Disassemble Front Panel, Display Board Display A. Open front panel. B.
  • Page 63 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 5. Disassemble the Bottom Plate Force apart the bottom plate left and right sides with hands towards as RED arrow, you can easily disassemble the bottom plate. (Note: there’re buckles on bottom plate) 6.
  • Page 64 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 8. Disassemble the Mid Frame Buckles A. Unfix 2 screws between mid frame and base plate. B. Apart 4 buckles upside mid frame from base plate. Hooks at air outlet upper side C.
  • Page 65 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 11. Disassemble Evaporator (EVP) Clip Clip A. Unfix screw btw EVP and base. B. Loose the EVP left locker with base, you can raise up EVP left side. C.
  • Page 66 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 8.2 ODU Assembly Step Reference picture step 1: Remove the PCB Cover , valve Cover and top cover 1. Unfix one screw on the PCB cover, you can take the cover out from unit.
  • Page 67 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE ODU middle separate plate and base plate, uplift front panel you can take it out from unit. step 3: Disassemble the Left and Right plate. Unfix screws btw Left Plate, Base plate and Condenser plate, you can take the left plate out.
  • Page 68 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE step 4: Disassemble the Axis Fan Blade Unscrew the fan blade nut, and take the blade out. step 5: Disassemble the electric box Unfix screw btw Electric Box and motor supporter etc.
  • Page 69 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE step 7: Disassemble the separate plate Unfix the screw btw separate plate and unit, and take it out step 8: Disassemble the 2 and 3-way valve Unfix screw btw Valve plate and base, you can take the 2-way and 3-way valve out by welding.
  • Page 70 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE step 10: Disassemble the compressor. Unscrew the nuts and take the compressor out. step 11: Remove the fan motor and fan supporter. Unfix screws btw fan motor with supporter, and supporter with base plate.
  • Page 71 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 8.3 IDU Disassembly Fahrenheit diplay temperature (°F) Fahrenheit (°F) Celsius (°C) 60.8 62/63 62.6 64/65 64.4 66/67 66.2 69/70 69.8 71/72 71.6 73/74 73.4 75/76 75.2 78/79 78.8 80/81 80.6 82/83...
  • Page 72 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 8.5 Appendix Pipes Flaring Main cause for gas leakage is due to defect in flaring work. Carry out correct flaring work in the following procedure. A. Cut the pipes and the cable. 1.
  • Page 73 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE Firmly hold copper pipe in a die in the dimension shown in the table above. D. Check 1. Compare the flared work with figure below. 2. If flare is noted to be defective, cut off the flared section and do flaring work again. Service manual...
  • Page 74 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE 8.6 Appendix THERMISTOR TEMPERATURE CHARACTERISTICS Indoor unit and outdoor exchange temperature and outside air temperature sensor temperature characteristics TEMP. Resistance Voltage of TEMP. Resistance Voltage of TEMP. Resistance Voltage of (°C) (k Ohm)
  • Page 75 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE TEMP. Resistance Voltage of TEMP. Resistance Voltage of TEMP. Resistance Voltage of (°C) (k Ohm) resistance (°C) (k Ohm) resistance (°C) (k Ohm) resistance 11.378 3.452 2.032 1.425 0.521 0.463 10.893...
  • Page 76 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE Before measuring resistance, disconnect connectors as shown above. Outdoor unit sensor temperature characteristics TEMP. R min R(t) R max TEMP. R min R(t) R max TEMP. R min R(t) R max (°C)
  • Page 77 Wall mount air conditioner - TETA X PART 2. INSTALLATION AND MAINTENANCE TEMP. R min R(t) R max TEMP. R min R(t) R max TEMP. R min R(t) R max (°C) (k Ohm) (k Ohm) (k Ohm) (°C) (k Ohm) (k Ohm) (k Ohm) (°C)
  • Page 78 NOTES ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
  • Page 79 NOTES ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
  • Page 80 INSTALLER STAMP www.rotenso.com...

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