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Sanyo SAP-KRV186EH User Manual

Sanyo SAP-KRV186EH
148 pages
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TECHNICAL & SERVICE MANUAL
OUTDOOR UNIT : SAP-CMRV1426EH
SAP-CMRV1926EH
SAP-CMRV1936EH
SAP-CMRV2446EH
SAP-CMRV3146EH
SAP-CMRV1426EH
SAP-CMRV3146EH
SAP-CMRV1926EH
SAP-CMRV1936EH
SAP-CMRV2446EH
DC INVERTER MULTI-SYSTEM AIR CONDITIONER
Outdoor Model No.
SAP-CMRV1426EH-F
SAP-CMRV1926EH-F
SAP-CMRV1936EH-F
SAP-CMRV2446EH-F
SAP-CMRV3146EH-F
Capacity
4.0kW
5.6kW
5.6kW
6.8kW
8.0kW
Product Code No.
1 852 355 43
1 852 355 44
1 852 355 45
1 852 355 46
1 852 355 47
REFERENCE NO. SM700846
< Applicable Indoor Units >
For details about the combination, refer to "Unit
Combination Table" in the Appendix of this manual.
NOTE
Wall mounted type
SAP-KRV96EHDSA
SAP-KRV126EHDS
SAP-KMRV76EH
SAP-KMRV96EH
SAP-KMRV126EH
SAP-KRV186EH
SAP-KRV246EH
Destination: Europe
RoHS
WARNING
This product does not contain any hazardous substances prohibited by the RoHS Directive.
• You are requested to use RoHS compliant parts for maintenance or repair.
• You are requested to use lead-free solder.
FILE NO.
Do not vent R410A into atmosphere : R410A is a fluorinated greenhouse gas,
covered by Kyoto Protocol, with a Global Warming Potential (GWP) = 1975.
F-GAS REGULATION (EC) No 842 / 2006

Table of Contents

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Sanyo SAP-KRV186EH Specifications

General IconGeneral
BrandSanyo
ModelSAP-KRV186EH
CategoryAir Conditioner
LanguageEnglish

Summary

Important! Please Read Before Starting

SPECIAL PRECAUTIONS

When Wiring

Safety precautions for electrical wiring.

When Transporting

Guidelines for safely moving the unit.

When Installing

Installation considerations for various locations and conditions.

When Connecting Refrigerant Tubing

Procedures for connecting refrigerant lines.

When Servicing

Safety measures during maintenance and repair.

Others

Other safety and operational considerations.

APPLICABLE INDOOR UNITS

1. OPERATING RANGE

2. SPECIFICATIONS

2-1. Unit Specifications

Detailed specifications for individual indoor/outdoor units.

2-2. Major Component Specifications

Technical details of key components like compressor, fan.

2-3. Other Component Specifications

Specifications for sensors and other peripheral components.

3. DIMENSIONAL DATA

4. REFRIGERANT FLOW DIAGRAM

4-1. Refrigerant Flow Diagram

Visual representation of refrigerant circulation paths in the system.

5. PERFORMANCE DATA

5-1. Temperature Charts

Performance charts showing capacity/efficiency at various temperatures.

6. ELECTRICAL DATA

6-1. Electric Wiring Diagrams

Schematics detailing electrical connections for the outdoor unit.

7. FUNCTIONS

7-1. Explanation of Functions

Description of how the air conditioning system operates in different modes.

7-2. Protective Functions

Explanation of safety and protection mechanisms within the system.

8. TROUBLESHOOTING

8-1. Precautions before Performing Inspection or Repair

Safety guidelines and precautions before servicing electrical components.

8-2. Trouble Diagnosis by Error Monitor Lamps

Guide to diagnosing issues using error indicator lamps on the control board.

8-3. Checking the Outdoor System

Procedures for checking the operational status of the outdoor unit.

8-4. Trouble Diagnosis of Each Part

Table and points for diagnosing problems with individual system parts.

8-5. Trouble Diagnosis of Fan Motor

Specific troubleshooting steps for the outdoor fan motor.

9. REFRIGERANT R410A: SPECIAL PRECAUTIONS WHEN SERVICING UNIT

9-1. Characteristics of New Refrigerant R410A

Information on the properties and composition of R410A refrigerant.

9-2. Checklist before Servicing

Pre-service checks and requirements, including flare tool specifications.

9-3. Tools Specifically for R410A

List of specialized tools required for R410A servicing.

9-4. Tubing Installation Procedures

Guidelines for proper installation and connection of refrigerant tubing.

9-5. In Case of Compressor Malfunction

Procedure for replacing a malfunctioning compressor.

9-6. In Case Refrigerant is Leaking

Steps for detecting, repairing, and recharging after refrigerant leaks.

9-7. Charging Additional Refrigerant

Instructions for adding refrigerant, including when tubes are extended.

9-8. Retro-Fitting Existing Systems

Guidelines for using R410A with existing systems and tubing.

APPENDIX A INSTALLATION INSTRUCTIONS

APPENDIX B INSTALLATION INSTRUCTIONS

APPENDIX C UNIT COMBINATION TABLES

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