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Sanyo CH3082, CH3682, KHS3082 + CH3082, KHS3682 + CH3682 service manual

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IMPORTANT

These air conditioners employ new

refrigerant R410A.

Pay special attention when

servicing the unit.

TECHNICAL & SERVICE MANUAL

KHS3082 + CH3082

KHS3682 + CH3682

DC INVERTER SPLIT SYSTEM AIR CONDITIONER

Destination: North America

Outdoor Model No.

CH3082

CH3682

Product Code No.

1 852 354 32

1 852 354 33

Indoor Unit Outdoor Unit

KHS3082

KHS3682

CH3082

CH3682

Indoor Model No.

KHS3082

KHS3682

Product Code No.

1 852 354 28

1 852 354 29

REFERENCE NO. SM700858

FILE NO.

Contents

Main IMPORTANT TECHNICAL & SERVICE MANUAL FILE NO. KHS3082 + CH3082 KHS3682 + CH3682 DC INVERTER SPLIT SYSTEM AIR CONDITIONER Indoor Unit Outdoor Unit SAFETY PRECAUTIONS Warning Caution Table of Contents Page 1. OPERATING RANGE 2. SPECIFICATIONS 2-1. Unit Specifications Indoor Unit KHS3082 Outdoor Unit CH3082 < 230V > Indoor Unit KHS3082 Outdoor Unit CH3082 < 208V > Outdoor Unit CH3682 < 230V > Outdoor Unit CH3682 < 208V > Indoor Unit KHS3082 2-2. Major Component Specifications 2-2-1. Indoor Unit Page Outdoor Unit CH3082 2-2-2. Outdoor Unit Outdoor Unit CH3682 2-3. Other Component Specifications 3. DIMENSIONAL DATA Indoor Unit KHS3082 KHS3682 Unit: inch(mm) (852-0-0010-19600-0) dia. 3-5/32 CH3682 Unit: inch(mm) AIR DISCHARGE AIR INTAKE (852-0-0010-19400-1) 4. REFRIGERANT FLOW DIAGRAM KHS3682 4-1. Refrigerant Flow Diagram CH3682 5. PERFORMANCE DATA 5-1. Temperature Charts Indoor discharge air temperature F(C)Low pressure at wide tube service valve Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (60Hz, 230V) (1) Low pressure performance chart Heating Characteristics (RH : 46%, Indoor fan speed : High fan) (60Hz, 230V) (1) High pressure performance chart Indoor UnitKHS3682 Outdoor UnitCH3682 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (60Hz, 230V) Indoor discharge air temperature F(C)Low pressure at wide tube service valve (1) Low pressure performance chart Operating current (A) psig(MPaG) Heating Characteristics (RH : 46%, Indoor fan speed : High fan) (60Hz, 230V) (1) High pressure performance chart 5-2. Cooling Capacity 1. 2. Above data represents the value when the operation frequency of a compressor is fixed. Above data does not take Freeze Prevention Protection during cooling operation into account. Above data does not take Freeze Prevention Protection during cooling operation into account. < Cooling Capacity > TC : Total Cooling Capacity (BTU/h) SHC : Sensible Heat Capacity (BTU/h) < Cooling Capacity (Low Ambient) > 1. 2. Above data represents the value when the operation frequency of a compressor is fixed. Above data does not take Freeze Prevention Protection during cooling operation into account. < Cooling Capacity > Above data does not take Freeze Prevention Protection during cooling operation into account. Indoor Unit:KHS3082 Outdoor Unit:CH3082 < Heating Capacity > 5-3. Heating Capacity TH : Total Heating Capacity (BTU/h) < Heating Capacity > TH : Total Heating Capacity (BTU/h) 5-4. Air Throw Distance Charts Page 6. ELECTRICAL DATA 6-1. Electrical Characteristics (2) Voltage:208V 208V 230V Indoor UnitKHS3682 Outdoor UnitCH3682 230V (2) Voltage:208V 208V (1) Voltage:230V 6-2. Electric Wiring Diagrams Indoor UnitKHS3082 KHS3682 Outdoor UnitCH3082 CH3682 8FA2-5250-70000-1 NOISE FILTER P.C.BOARD CONTROL P.C.BOARD HIC BOARD Emergency operation SENSOR DRY 7. FUNCTIONS 7-1. Operation Functions HIGH POWER NIGHT SETBACK Lamp colors Timer backup Noise Reducing Control (Outdoor Unit) Maximum Current Value Change Function Overload prevention during heating Cold-air prevention during heating Compressor discharge temperature control Freeze prevention 7-2. Protective Functions CT (Peak current cut-off control) Reverse-Cycle Defrosting < Heating operation Frost sensing Releasing of defrosting 8. TROUBLESHOOTING 8-1. Precautions before Performing Inspection or Repair Follow the procedure below to perform detailed trouble diagnostics. NOTE 8-2. Method of Self-Diagnostics Page 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 : Blinking < Before the Operation > 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 KHS3082 KHS3682 This air conditioner uses the new refrigerant R410A. 2 FEATURES CONTENTS Page Page PRODUCT INFORMATION ALERT SYMBOLS INSTALLATION LOCATION ELECTRICAL REQUIREMENTS SAFETY INSTRUCTIONS NAMES OF PARTS TIMER lamp Air outlet INDOOR UNIT UNIT DISPLAY AND OPERATION BUTTON REMOTE CONTROL UNIT (DISPLAY) REMOTE CONTROL UNIT 7 (AUTO) (HEAT) (DRY) (COOL) (FAN) 8 USING THE REMOTE CONTROL UNIT HOW TO INSTALL BATTERIES 1. 2. 3. OPERATION WITH THE REMOTE CONTROL UNIT 1. Automatic Operation 2. Manual Operation STEP 3 STEP 4 STEP 5 10 3. Adjusting the Fan Speed A. Automatic fan speed B. Manual fan speed 4. Fan Only 5. Night Setback Mode 7. HIGH POWER Mode 8. LED CLEAN Mode 9. UNOCCUPIED Mode 12 A. In Heating Mode: ( ) SPECIAL REMARKS How it works? Heating performance Defrosting Cold draft prevention SETTING THE TIMER 1. How to set the present time 2. How to set the OFF time 3. How to set the ON time 1. USING THE 1-HOUR OFF TIMER 1. 1-Hour OFF Timer 2. Operation together with the daily ON/OFF repeat timer TIPS FOR ENERGY SAVING Do not ADJUSTING THE AIRFLOW DIRECTION 1. Horizontal 2. Vertical OPERATION WITHOUT THE REMOTE CONTROL UNIT When the air conditioner is not running Page 17 CAUTION Washing the front panel with water TROUBLESHOOTING OPERATING RANGE WIRED REMOTE CONTROLLER Page Contents This air conditioner uses the new refrigerant R410A. Refrigerant service valve size = 5/16" INSTALLATION INSTRUCTIONS Inverter Split System Air Conditioner IMPORTANT! Please Read Before Starting If Necessary,Get Help In Case of Improper Installation SPECIAL PRECAUTIONS When Wiring 1. General 2. Installation Site Selection NO Page Hole for anchor bolt (4-R1/4") / Anchor bolt : 3/8" or M101 09-191 CH3082-3682 2/16/10 1:17 PM Page 7 1 4- 1/4" 2-2-3. Dimensions of Wind-proof Duct Reference diagram for CH3082/3682 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" hole 2-2-4. Dimensions of Snow-proof Duct Reference diagram for CH3082/3682 09-191 CH3082-3682 2/16/10 1:17 PM Page 9 Reference diagram for snow-proof duct (locally purchased):STK-BDV80E Fixing with front panel 2- 9/32" Page (1) Single-unit installation 09-191 CH3082-3682 2/16/10 1:17 PM Page 11 (2) Ob Installation is possible with the maximum 3 outdoor units. [Installation in front-rear rows] stacles on both sides 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.46c Fig.46d 5. Refrigerant Tubing Page 6. Air Purging Page Page Page 7. Remote Control Unit Installation Position 8. Address Switch