Panasonic CS-MKS7NKU Installation Manual
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Installation Manual

Please file and use this manual together with the service manual for Model No. CS-E9RKUAW CS-E12RKUAW CS-E18RKUAW,
CS-E24RKUAW,
CS-ME7RKUA,
PAPAMY1503094CE, PAPAMY1503095CE, PAPAMY1505112CE.
This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to
service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.
There are special components used in this equipment which are important for safety. These parts are marked by
Diagrams, Circuit Board Diagrams, Exploded Views and Replacement Parts List. It is essential that these critical parts should be replaced
with manufacturer's specified parts to prevent shock, fire or other hazards. Do not modify the original design without permission of
manufacturer.
In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit.
CS-E12RB4UW,
CS-E18RB4UW,
WARNING
IMPORTANT SAFETY NOTICE
PRECAUTION OF LOW TEMPERATURE
Order No: PAPAMY1505100CE

Air Conditioner

CS-ME5RKUA,
Order
No.
© Panasonic Corporation 2015
Outdoor Unit
CU-3E19RBU
CU-4E24RBU
Destination
U.S.A.
Canada
PAPAMY1501049CE,
in the Schematic
!

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Summary of Contents for Panasonic CS-MKS7NKU

  • Page 1: Installation Manual

    Do not modify the original design without permission of manufacturer. PRECAUTION OF LOW TEMPERATURE In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit. © Panasonic Corporation 2015...
  • Page 2: Applicable Indoor Units

    APPLICABLE INDOOR UNITS Wall Mounted Type Indoor Unit CS-MKS7NKU CS-MKS9NKU CS-MKS12NKU CS-MKS18NKU CS-MKS24NKU Multi-Outdoor Unit 3-Room CU-3KS19NBU 4-Room CU-4KS24NBU 4-Room CU-4KS31NBU Semi-Concealed Type CS-MKS9NB4U CS-MKS12NB4U CS-KS18NB4UW Indoor Unit & & & CZ-18BT1U CZ-18BT1U CZ-18BT1U Multi-Outdoor Unit 3-Room CU-3KS19NBU 4-Room CU-4KS24NBU...
  • Page 3: Installation Information

    9. Installation Information CU-3E19RBU 9.1.1 Check Points Indoor/outdoor unit connection cables (Not included in the unit) Flexible cord x 4 core Unit C (polychloroprene sheathed) Outdoor unit power supply: Single-phase 208-230V, 60Hz (Not included in the unit) Allowable Unit B elevation: 15 m (49.2 ft) max.
  • Page 4 CU-4E24RBU 9.2.1 Check Points Indoor/outdoor unit connection cables (Not included in the unit) Flexible cord x 4 core (polychloroprene sheathed) Unit D (Not included in the unit) Flexible cord x 4 core Unit C (polychloroprene sheathed) Outdoor unit power supply: Single-phase 208-230V, 60Hz Allowable elevation:...
  • Page 5: Installation Instruction

    10. Installation Instruction 10.1 CU-3E19RBU 10.1.1 Select The Best Location If an awning is built over the unit to prevent direct sunlight or rain, be careful that heat radiation from 10.1.1.1 Outdoor Unit Installation the condenser is not obstructed. Diagram There should not be any animal or plant which could be affected by hot air discharged.
  • Page 6: Install The Outdoor Unit

    Outdoor Unit Installation Guidelines Where a wall or other obstacle is in the path of outdoor unit’s intake or exhaust airflow, follow the installation guidelines below. For any of the below installation patterns, the wall height on the exhaust side should be 47-1/4" (1200 mm) or less.
  • Page 7: Evacuation Of The Equipment

    CUTTING AND FLARING THE PIPING 1. Please cut using pipe cutter and then remove the burrs. 2. Remove the burrs by using reamer. If burrs is not removed, gas leakage may be caused. Turn the piping end down to avoid the metal powder entering the pipe. 3.
  • Page 8 10.1.5 Connect The Cable To The Outdoor Unit 1. Remove Control Board Cover (Metal) by loosening 2 screws. 2. Remove Valve Cover (Metal) by loosening 2 Outdoor Unit Terminal Terminal screws. 208/230V min AWG16 208/230V min AWG16 Indoor 3. Remove Plugs. Unit A 208/230V min AWG16 Unit A...
  • Page 9: Heat Insulation

    10.1.6 Heat Insulation Use a material with good heat-resistant properties as the heat insulation for the Liquid-side pipes Material shall pipes. Be sure to insulate both the gas-side and liquid-side pipes. If the pipes are withstand 248°F Gas-side pipes not adequately insulated, condensation or water leakages may occur. (120°C) or higher 10.1.7 Disposal Of Outdoor Unit Drain Water...
  • Page 10 10.2 CU-4E24RBU 10.2.1 Select The Best Location If an awning is built over the unit to prevent direct 10.2.1.1 Outdoor Unit Installation sunlight or rain, be careful that heat radiation from the condenser is not obstructed. Diagram There should not be any animal or plant which could be affected by hot air discharged.
  • Page 11 Outdoor Unit Installation Guidelines Where a wall or other obstacle is in the path of outdoor unit’s intake or exhaust airflow, follow the installation guidelines below. For any of the below installation patterns, the wall height on the exhaust side should be 47-1/4" (1200 mm) or less.
  • Page 12 CUTTING AND FLARING THE PIPING 1. Please cut using pipe cutter and then remove the burrs. 2. Remove the burrs by using a reamer. If burrs are not removed, gas leakage may occur. Turn the piping end down to avoid the metal powder entering the pipe. 3.
  • Page 13 10.2.5 Connect The Cable To The Outdoor Unit 1. Remove Plugs. Outdoor Unit Terminal Terminal 208/230V min AWG16 2. Fix the conduit connectors to the knock out 208/230V min AWG16 Indoor 208/230V min AWG16 Unit A holes with lock-nuts, then secure them. Unit A Grounding wire min AWG16 3.
  • Page 14 10.2.6 Heat Insulation Use a material with good heat-resistant properties as the heat insulation for the Liquid-side pipes Material shall pipes. Be sure to insulate both the gas-side and liquid-side pipes. If the pipes are withstand 248°F Gas-side pipes not adequately insulated, condensation or water leakages may occur. (120°C) or higher 10.2.7 Disposal Of Outdoor Unit Drain Water...

Table of Contents