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Panasonic CS-KS30NKU, CS-KS36NKU, CU-KS30NKUA, CU-KS36NKUA Split System Air Conditioner, Operating Instructions

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This air conditioner uses the refrigerant R410A.

Split System Air Conditioner

Model No.

Panasonic Corporation

1006 Kadoma, Kadoma City, Osaka, Japan

85264181220002

Indoor Units

CS-KS30NKU

CS-KS36NKU

Outdoor Units

CU-KS30NKUA

CU-KS36NKUA

Operating Instructions

Before operating the unit, read these operating instructions thoroughly and keep them for future reference.

CV6233187105

Contents

Main IMPORTANT TECHNICAL & SERVICE MANUAL CS-KS30NKU + CU-KS30NKUA CS-KS36NKU + CU-KS36NKUA DC INVERTER SPLIT SYSTEM AIR CONDITIONER Indoor Unit Outdoor Unit CS-KS30NKU CS-KS36NKU CU-KS30NKUA CU-KS36NKUA SAFETY PRECAUTIONS Warning Caution Table of Contents Page 1. OPERATING RANGE 2. SPECIFICATIONS 2-1. Unit Specifications Outdoor Unit CU-KS30NKUA < 230V > Outdoor Unit CU-KS30NKUA < 208V > Outdoor Unit CU-KS36NKUA < 230V > Outdoor Unit CU-KS36NKUA < 208V > 2-2. Major Component Specifications 2-2-1. Indoor Unit Page Outdoor Unit CU-KS30NKUA 2-2-2. Outdoor Unit Outdoor Unit CU-KS36NKUA 2-3. Other Component Specifications 3. DIMENSIONAL DATA Indoor Unit CS-KS30NKU CS-KS36NKU Unit: inch(mm) (852-0-0010-196-00-0) dia. 3-5/32 CU-KS36NKUA Unit: inch(mm) (852-0-0010-194-00-1) Indoor unit Outdoor unit M 4. REFRIGERANT FLOW DIAGRAM 4-1. Refrigerant Flow Diagram Indoor Unit CS-KS30NKU CS-KS36NKU CU-KS36NKUA 5. PERFORMANCE DATA 5-1. Temperature Charts Indoor discharge air temperature F(C) Low pressure at wide tube service valve (3) Indoor discharge air performance chart Indoor Unit CS-KS30NKU Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (60Hz, 230V) Indoor discharge air temperature F(C) Low pressure at wide tube service valve (3) Indoor discharge air performance chart (1) Low pressure performance chart (2) Operating current performance chart 5-2. Cooling Capacity Outdoor Unit : CU-KS36NKUA Indoor Unit : CS-KS36NKU Power supply : 230V Single Phase 60Hz < Cooling Capacity > Outdoor Unit : CU-KS30NKUA Indoor Unit : CS-KS30NKU Power supply : 230V Single Phase 60Hz 5-3. Cooling Capacity (Low Ambient) < Cooling Capacity (Low Ambient) > Page 5-4. Air Throw Distance Charts Page 6. ELECTRICAL DATA 6-1. Electrical Characteristics Indoor Unit CS-KS30NKU Outdoor Unit Indoor Unit CS-KS36NKU Outdoor Unit CONTROLLER IND LAMP ASSY 8FA2-5251-12400-1 M 3 U2 2 U1 1 M 6-2. Electric Wiring Diagrams CONTROL P.C.BOARD BOARD HIC NOISE FILTER P.C. BOARD 8FA2-5251-15300-0 7. FUNCTIONS 7-1. Operation Functions SENSOR DRY HIGH POWER NIGHT SETBACK Lamp colors Timer backup Noise Reducing Control (Outdoor Unit) Maximum Current Value Change Function Compressor discharge temperature control Freeze prevention * < 7-2. Protective Functions CT (Peak current cut-off control) > 8. TROUBLESHOOTING (BEFORE CALLING FOR SERVICE) 8-1. Precautions before Performing Inspection or Repair Follow the procedure below to perform detailed trouble diagnostics. NOTE 8-2. Method of Self-Diagnostics (1) Self-diagnostics Lamps Page 8-3. Checking the Indoor and Outdoor Units (1) Checking the indoor unit Using the TEST/T-RUN terminals (2) Checking the outdoor unit ControlNo. Check items (unit operation) (3) Serial Communication Error Identification Procedure Refer to "Method of Self-Diagnostics" for the self-diagnostics procedure. CAUTION (1) Page (3-2) Alarm Code : E07/P04/P05/P20/P27 8-4. Trouble Diagnosis of Fan Motor 8-4-1. Indoor Fan Motor 8-4-2. Outdoor Fan Motor 8-5. Noise Malfunction and Electromagnetic Interference (1) Noise malfunction (2) Electromagnetic interference 9. CHECKING ELECTRICAL COMPONENTS 9-1. Measurement of Insulation Resistance 9-1-1. Power Supply Cord 9-1-2. Indoor Unit 9-1-3. Outdoor Unit Page 10. REFRIGERANT R410A: SPECIAL PRECAUTIONS WHEN SERVICING UNIT 10-1. Characteristics of New Refrigerant R410A 10-1-1. What is New Refrigerant R410A? 10-1-2. Components (mixing proportions) 10-1-3. Characteristics 10-2. Checklist before Servicing 10-3. Tools Specifically for R410A 10-4. Tubing Installation Procedures 10-5. In Case of Compressor Malfunction 10-5-1. Procedure for Replacing Compressor NO! 10-6. In Case Refrigerant is Leaking 10-7. Charging Additional Refrigerant 10-8. Retro-Fitting Existing Systems Page Page Split System Air Conditioner Operating Instructions 2 FEATURES CONTENTS Page Page PRODUCT INFORMATION SAFETY PRECAUTIONS INSTALLATION LOCATION NOTICE Avoid: ELECTRICAL REQUIREMENTS SAFETY INSTRUCTIONS NAMES OF PARTS UNIT DISPLAY AND OPERATION BUTTON Air Intake Air Outlet Remote Controller REMOTE CONTROLLER (DISPLAY) REMOTE CONTROLLER 7 (DR Y) (COOL) (F AN) 8 USING THE REMOTE CONTROLLER Hole 3. HOW TO INSTALL BATTERIES 1. OPERATION WITH THE REMOTE CONTROLLER 1. Operation 2. Adjusting the Fan Speed A. Automatic fan speed B. Manual fan speed 3. Fan Only 4. Night Setback Mode In Cooling and DRY Mode: ( and ) 5. QUIET Mode 6. HIGH POWER Mode 11 7. UNOCCUPIED Mode In Cooling Mode: ( ) 12 SPECIAL REMARKS How it works? Remote Controller Clicking Sound Clicking sound is heard from the air conditioner 2. How to set the OFF time 3. How to set the ON time 4. How to set daily ON/OFF repeat timer 1. 2. USING THE 1-HOUR OFF TIMER 1. 1-Hour OFF Timer CAUTION 2. Operation together with the daily ON/OFF repeat timer TIPS FOR ENERGY SAVING OPERATION WITHOUT THE REMOTE CONTROLLER CARE AND CLEANING 16 Cleaning the main unit and Remote Controller CAUTION TROUBLESHOOTING (BEFORE CALLING FOR SERVICE) Front panel Arm OPERATING RANGE WIRED REMOTE CONTROLLER SPECIFICATIONS Page Page $/09(08*54+0:054,8;9,9:/,8,-80.,8(4:" >:,84(2+0(3,:,85-9,8<0*,658:" Split System Air Conditioner INSTALLATION INSTRUCTIONS Contents IMPORTANT! Please Read Before Starting If Necessary, Get Help In Case of Improper Installation SPECIAL PRECAUTIONS When Wiring When Servicing Others NOTE 1. General 2. Installation Site Selection NO Page Hole for anchor bolt (4-R1/4") / Anchor bolt : 3/8" or M101 1 4- 1/4" 2-2-3. Dimensions of Wind-proof Duct Reference diagram for CU-KS30NKUA, CU-KS36NKUA Reference diagram for wind-proof duct (locally purchased): STK-DGV160E Page 25-13/32" 3/32" 13-3/8" (11-15/16") 16-15/16" Air Intake Air discharge 3-27/32" 2- 9/32" 2-2-4. Dimensions of Snow-proof Duct Reference diagram for CU-KS30NKUA, CU-KS36NKUA Reference diagram for snow-proof duct (locally purchased): STK-BDV80E 2- 9/32" 2- 9/32" 9/32" Page Page 3. How to Install the Indoor Unit Page Page Page * Page Page Page Page Page 4. How to Install the Outdoor Unit Fig.46a Fig.46b Fig.46d Fig.46c 5. Refrigerant Tubing Page 6. Air Purging Page Page Page 7. Remote Controller Installation Position 8. Address Switch