Komfovent MOU Installation Manual
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Komfovent MOU Installation Manual

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MOU
Installation Manual
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Summary of Contents for Komfovent MOU

  • Page 1 Installation Manual...

  • Page 3: Table Of Contents

    WEEE scheme or your household waste disposal service. UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 4: Safety Precautions

    4. If the system has a leak-detection system installed, it must be checked for leaks at least every 12 months. 5. When the unit is checked for leaks, proper record-keeping of all checks is strongly recommended. UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 5: Outdoor Unit Installation

    Be sure to remove any obstacles that may block air circulation. • Make sure you refer to Length Specifications to ensure there is enough room for installation and maintenance. UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...
  • Page 6 Split Type Outdoor Unit (Refer to Fig 3.4, 3.5, 3.6, 3.7) Fig. 2.4 Fig. 2.5 Fig. 2.6 UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...
  • Page 7 NOTE: Make sure the water drains to a safe location where it will not cause water damage or a slipping hazard. Base pan hole of outdoor unit Seal Seal Drain joint Fig. 2.8 UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 8: Refrigerant Piping Connection

    Make sure that the pipe is cut at a perfect 90° angle. Refer to Fig. 3.1 for examples of bad cuts. 90° Oblique Rough Warped Fig. 3.1 UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...
  • Page 9 7. Turn the handle of the flaring tool clockwise until the pipe is fully flared. Flare the pipe in accordance with the dimensions shown in table 3.1. UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...
  • Page 10 Check to make sure there is no refrigerant leak after completing the in- stallation work. If there is a refrigerant leak, ventilate the area immedi- ately and evacuate the system (refer to the Air Evacuation section of this manual). UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 11: Piping Diagrams

    4. PIPING DIAGRAMS MOU-12HFN8, MOU-18HFN8, MOU-24HFN8 MOU-36HFN8, MOU-48HFN8, MOU-55HFN8 UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 12: Wiring

    • No other equipment should be connected to the same power circuit. • The unit’s power information can be found on the rating sticker on the product. UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 13: Outdoor Unit Wiring

    4. Clamp down the cable with designated cable clamp. 5. Insulate unused wires with electrical tape. Keep them away from any electrical or metal parts. 6. Reinstall the cover of the electric control box. UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 14: Air Evacuation

    1/4 counterclockwise turn. Listen for gas to exit the system, then close the valve after 5 sec- onds. Flare nut Valve body Valve stem Fig. 6.2 UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 15: Note On Adding Refrigerant

    Some systems require additional charging depending on pipe lengths L (m). Pipe diameter, mm Ø 6,35 Ø 9,52 Additional refrigerant volume, g 15x(L-5) 30x(L-5) The standard pipe length varies according to local regulations. UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 16: Outdoor Unit Specifications

    Max. pipe length, m Max. difference in level, m Ambient temp. -15~50 -15~50 -15~50 -15~50 -15~50 -15~50 cooling, °C Ambient temp. -15~24 -15~24 -15~24 -15~24 -15~24 -15~24 heating, °C UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 17: Ahu Kit Specifications Ka8140/8141, Ka8243/8245

    Anti-water seal between box body and box cover 1 piece 1 piece Packing list Temp sensor 1 piece 1 piece (for KA8245 only) Gland 3 pieces 3 pieces Manual 1 piece 1 piece UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 18: System Design

    Heat LED Cool LED ENC1 Def. LED TEMP1 ALARM DEFROST HEAT COOL – T2 Evaporator Coil Temp Sensor Communication with outdoor unit Power supply 240AC FUSE: T2A/250VAC UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 19: Ka8243/Ka8245

    Anti-frozen protection sensor terminal (for KA8140/KA8141, KA8245). Please know that temp sensor must be placed at middle of heat changer. 0-10V – Analog input terminal to control outdoor unit capacity. UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...
  • Page 20 HEAT LED is lightened when the unit is operating in heating mode. COOL LED is lightened when the unit is operating in cooling mode. DEF LED is lightened when the unit is in defrost mode. UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 21: Control Module Connection To Controller

    8.5.2. KA8140/KA8141 connection to C6M 0...10V + AHU KIT KA8140/KA8141 0...10V – Heating Cooling 8.5.3. KA8140/KA8141 connection to C5 AHU KIT KA8140/KA8141 Cooling Heating 0...10V – 0...10V + UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 22: Ka8140/Ka8141 Connection To C5 Zone

    8.5.5. KA8243/KA8245 connection to C5 AHU KIT KA8243/KA8245 Cooling Heating 0...10V – 0...10V + 8.5.6. KA8243/KA8245 connection to C5 zone AHU KIT Heating KA8243/KA8245 Cooling 0...10V + 0...10V – UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 23: Malfunction, Error Code And Solving Steps

    For troubleshooting with no solving solution, please refer to outdoor unit producer. UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 24: E1 Solving Step--Communication Error With Outdoor Unit

    Check whether the pull out and insert back signal Wires insert on PCB well? Replace indoor main PCB Is the error distinguished? Replace the autdoor main PCB UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 25: E2 - Temp Sensor Malfunction

    Main board 2 minutes later if the outdoor has error Displayed main board displays error code several Minutes later? Refer to corresponding Solving steps UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...

  • Page 26: Dimensions

    8.7. Dimensions 8.7.1. KA8140/KA8141 191.5 174.5 136.5 98.8 85.8 56.36 9.25 8.7.2. KA8243/KA8245 191.5 174.5 136.5 98.8 85.8 56.36 9.25 UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...
  • Page 27 3.07075 0.77709 0.25757 16.9341 2.95896 0.75373 0.25125 16.1156 2.84421 0.73119 0.24512 15.3418 2.73823 0.70944 0.23916 14.6181 2.63682 0.68844 0.23338 13.9180 2.53973 0.66818 0.22776 13.2631 2.44677 0.64862 0.22231 UAB KOMFOVENT we reserve the right to make changes without prior notice. MOU2-20-03...
  • Page 28 UAB KOMFOVENT TECHNINĖS PRIEŽIŪROS SKYRIUS / SERVICE AND SUPPORT Tel. +370 5 200 8000 service@komfovent.com ООО «КОМФОВЕНТ» Россия, Москва ул. Выборгская д. 16, стр. 1, 2 этаж, 206 офис Тел. +7 499 673 22 73 info.oka@komfovent.com www.komfovent.ru ООО «КОМФОВЕНТ» 390017 г. Рязань...

This manual is also suitable for:

Mou-12hfn8Mou-18hfn8Mou-24hfn8Mou-36hfn8Mou-48hfn8Mou-55hfn8

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