Panasonic S-07MK2U6 Installation Instructions Manual
Panasonic S-07MK2U6 Installation Instructions Manual

Panasonic S-07MK2U6 Installation Instructions Manual

Vrf system

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INSTALLATION INSTRUCTIONS
– VRF System Air Conditioner –
This air conditioner uses the refrigerant R410A.
Model No.
Indoor Units
Nominal Capacity
Type
Indoor Unit Type
7
9
12
K2
Wall Mounted
S-07MK2U6
S-09MK2U6
S-12MK2U6
Read through the Installation Instructions before you proceed with the installation.
In particular, you will need to read under the "IMPORTANT!" section at the top of the page.
F616470

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Summary of Contents for Panasonic S-07MK2U6

  • Page 1 Indoor Units Nominal Capacity Type Indoor Unit Type Wall Mounted S-07MK2U6 S-09MK2U6 S-12MK2U6 Read through the Installation Instructions before you proceed with the installation. In particular, you will need to read under the “IMPORTANT!” section at the top of the page.
  • Page 2: Important

    IMPORTANT! When Transporting Please Read Before Starting Be careful when picking up and moving the indoor and outdoor units. Get a partner to help, and bend your knees This air conditioning system meets strict safety and when lifting to reduce strain on your back. Sharp edges or operating standards.
  • Page 3 • Do not leak refrigerant while piping work for an installation or re-installation, and while repairing CAUTION refrigeration parts. Handle liquid refrigerant carefully as it may cause • Do not touch the air inlet or the sharp frostbite. aluminum fins of the outdoor unit. You When Servicing may get injured.
  • Page 4: Table Of Contents

    CONTENTS Page Page 6. PRECAUTIONS ON TEST RUN ....19 IMPORTANT! ........2 Please Read Before Starting 7.
  • Page 5: General

    1. GENERAL This booklet briefly outlines where and how to install the air conditioning system. Please read over the entire set of instructions for the indoor units and make sure all accessory parts listed are with the indoor units before beginning. 1-3.
  • Page 6: Selecting The Installation Site

    2. SELECTING THE INSTALLATION SITE 2-1. Indoor Unit AVOID: areas where leakage of flammable gas may be expected. ● places where large amounts of oil mist exist. ● direct sunlight. ● locations near heat sources which may affect the performance of the unit. ●...
  • Page 7: How To Install The Indoor Unit

    The mounting wall should be strong and solid enough to withstand the unit’s vibration. Unit: inch (mm) Wall Wall Wall More than More than Table 3-1 2 screw S-07MK2U6 S-09MK2U6 S-12MK2U6 inch 21-17/64 5-3/64 (128) 3-15/64 DISTANCE TO 17-9/32 PIPE HOLE...
  • Page 8: To Drill A Hole In The Wall And Install A Piping Sleeve

    (3) Double check with a carpenter’s level or tape measure that the panel is level. This is important to install the unit properly. (Fig. 3-3) Also avoid areas where electrical CAUTION Fig. 3-3 wiring or conduits are located. Indoor Outoor The previous precautions are also applicable if tubing goes side side...
  • Page 9: Indoor Unit Installation

    3-6. Indoor Unit Installation ● Do not turn over the unit without its shock absorber during pull out the piping. It may cause intake grille damage. ● Use shock absorber during pull out the piping to protect the intake grille from damage. Piping Piping Shock absorber...
  • Page 10 (3) For the Embedded Piping ↓ Step 1 Replace the drain hose Step 5 Install the Indoor Unit ↓ ↓ Step 2 Bend the embedded piping Step 6 Connect the piping ↓ • Use a spring bender or equivalent to bend the ↓...
  • Page 11: Replace The Drain Hose

    3-7. Replace the Drain Hose (1) Rear view for left piping installation (2) Adjust the piping slightly downwards Sleeve for Drain hose PIPE HOLE CENTER Connection cable Drain cap piping hole DISTANCE TO PIPE HOLE CENTER 128 mm More than 3.7 ft. (1150 mm) Drain hose Drain hose Piping...
  • Page 12: Electrical Wiring

    4. ELECTRICAL WIRING 4-1. General Precautions on Wiring (1) Before wiring, confirm the rated voltage of the unit as shown on its nameplate, then carry out the wiring closely following the wiring diagram. WARNING (2) This equipment is strongly recommended to be installed with Earth Leakage Circuit Breaker (ELCB) or Residual Current Device (RCD).
  • Page 13: Wiring System Diagram

    4-3. Wiring System Diagram Indoor unit (No. 1) Outdoor unit INV unit Power supply Ground 208/230V, 60Hz, 1PH Power supply Ground 208/230V, 60Hz, 3PH Ground Remote Ground controller Ground Indoor Inter-outdoor unit control wiring unit (No. 2) Power supply Ground Outdoor unit 208/230V, 60Hz, 1PH INV unit...
  • Page 14 CAUTION (1) When linking the outdoor units in a network, disconnect the terminal extended from the short plug (on the outdoor main control PCB) from all outdoor units except any one of the outdoor units. (When shipping: In shorted condition.) For a system without link (no connection wiring between outdoor units), do not remove the short plug.
  • Page 15: For Stranded Wiring

    Loose wiring may cause the terminal to overheat or result in unit malfunction. A fire hazard may also occur. CAUTION Therefore, ensure that all wiring is tightly connected. When connecting each power wire to the terminal, follow the instructions on “How to connect wiring to the terminal” and fasten the wire securely with the fixing screw of the terminal board.
  • Page 16: How To Process Tubing

    5. HOW TO PROCESS TUBING Deburring The liquid tubing side is connected by a flare nut, and the gas Before After tubing side is connected by brazing. 5-1. Connecting the Refrigerant Tubing Use of the Flaring Method Many of conventional split system air conditioners employ the flaring method to connect refrigerant tubes that run between indoor and outdoor units.
  • Page 17: Connecting Tubing Between Indoor And Outdoor Units

    Cautions During Brazing ● Replace air inside the tube with nitrogen gas to prevent copper oxide film from forming during the brazing process. (Oxygen, carbon dioxide and Freon are not acceptable.) ● Do not allow the tubing to get too hot during brazing. The nitrogen gas inside the tubing may overheat, causing refrigerant system valves to become damaged.
  • Page 18: Insulating The Refrigerant Tubing

    5-3. Insulating the Refrigerant Tubing Two tubes arranged together Tubing Insulation Liquid tubing Gas tubing ● Thermal insulation must be applied to all unit tubing, including distribution joint (field supply). * For gas tubing, the insulation material must be heat resistant to 248°F (120°C) or above.
  • Page 19: Finishing The Installation

    5-5. Finishing the Installation Apply putty here After finishing insulating and taping over the tubing, use sealing putty to seal off the hole in the wall to prevent rain and draft from entering. (Fig. 5-9) Tubing Fig. 5-9 6. PRECAUTIONS ON TEST RUN ●...
  • Page 20 8. APPENDIX ■ When Using Wireless Remote Controller Instead of Wired Remote Controller When the wireless remote controller is to be used, slide the switch (S011) on the indoor unit control PCB to the ON position. ● If this setting is not made, an alarm will occur. (The operation lamp on the display blinks.) Slide Setting status ON: Wireless: main, Wired: sub...
  • Page 21 Check Before Requiring Services ● Symptom Cause Remedy Press ON/OFF operation button on remote controller Power failure or after power failure again. Air conditioner does not run at Switch on power if breaker is turned off. ● all although power is turned on. Operation button is turned off.
  • Page 22 – NOTE –...
  • Page 23 – NOTE –...
  • Page 24 F616470 Printed in Malaysia DC0414-10814...

This manual is also suitable for:

S-09mk2u6S-12mk2u6

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