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Sanyo SAP-CMRV2444EH - User Manual

Sanyo SAP-CMRV2444EH
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TECHNICAL & SERVICE MANUAL
OUTDOOR UNIT : SAP-CMRV1424EH
SAP-CMRV1924EH
SAP-CMRV1934EH
SAP-CMRV2444EH
SAP-CMRV3144EH
SAP-CMRV1424EH
SAP-CMRV1924EH
SAP-CMRV1934EH
SAP-CMRV2444EH
SAP-CMRV3144EH
DC INVERTER MULTI-SYSTEM AIR CONDITIONER
Outdoor Model No.
SAP-CMRV1424EH
SAP-CMRV1924EH
SAP-CMRV1934EH
SAP-CMRV2444EH
SAP-CMRV3144EH
Capacity
4.0kW
5.6kW
5.6kW
6.8kW
8.0kW
Product Code No.
1 852 330 12
1 852 336 59
1 852 330 13
1 852 330 14
1 852 330 15
FILE NO.
REFERENCE NO. SM700662
< Applicable Indoor Units >
Wall mounted type
For details about the combination, refer to
"Unit Combination Table" in the Appendix of
this manual.
SAP-KMRV74EH
SAP-KMRV94EH
SAP-KMRV124EH
SAP-KRV184EH
SAP-KRV244EH
NOTE
IMPORTANT
These air conditioners employ new
refrigerant R410A.
Pay special attention when
servicing the unit.
Destination: Europe
Northern Europe

Table of Contents

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Sanyo SAP-CMRV2444EH Specifications

General IconGeneral
BrandSanyo
ModelSAP-CMRV2444EH
CategoryAir Conditioner
LanguageEnglish

Summary

IMPORTANT! Please Read Before Starting

If Necessary, Get Help

Guidance for special installation or maintenance problems.

In Case of Improper Installation

Manufacturer's disclaimer regarding installation errors.

SPECIAL PRECAUTIONS

When Wiring

Safety and procedural guidelines for electrical wiring.

When Transporting

Safe handling instructions for moving units.

When Installing

Installation guidance for various locations and conditions.

When Servicing

Safety measures before and during unit servicing.

Others

General safety advice for system installation and testing.

APPLICABLE INDOOR UNITS

1. OPERATING RANGE

2. SPECIFICATIONS

2-1. Unit Specifications

Detailed technical specifications for outdoor units.

2-2. Major Component Specifications

2-2-1. Outdoor Unit

Specifications for major components of the outdoor unit.

2-3. Other Component Specifications

3. DIMENSIONAL DATA

4. REFRIGERANT FLOW DIAGRAM

4-1. Refrigerant Flow Diagram

Schematic illustrating refrigerant flow during operation cycles.

5. PERFORMANCE DATA

5-1. Temperature Charts

Data related to temperature performance characteristics.

5-2. Heating Performance

Performance data specific to heating operations.

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 the operational modes and functions of the air conditioner.

7-2. Protective Functions

Functions related to protecting the unit from various conditions.

8. TROUBLESHOOTING

8-1. Precautions before Performing Inspection or Repair

Essential safety warnings before troubleshooting the unit.

8-2. Trouble Diagnosis by Error Monitor Lamps

Using error lamps to identify and diagnose unit faults.

8-3. Checking the Outdoor System

Procedures for checking the outdoor unit's basic operation.

8-4. Trouble Diagnosis of Each Part

Common problems and their corresponding inspection points.

8-5. Trouble Diagnosis of Fan Motor

Specific troubleshooting steps for the outdoor fan motor.

9. REFRIGERANT R410 A: SPECIAL PRECAUTIONS WHEN SERVICING UNIT

9-1. Characteristics of New Refrigerant R410 A

Information on R410A refrigerant properties and handling.

9-2. Checklist before Servicing

Pre-service checklist for working with R410A refrigerant.

9-3. Tools Specifically for R410 A

Recommended tools required for servicing R410A systems.

9-4. Tubing Installation Procedures

Guidelines for installing refrigerant tubing correctly.

9-5. In Case of Compressor Malfunction

Step-by-step guide for replacing a faulty compressor.

9-6. In Case Refrigerant is Leaking

Procedures for detecting, repairing, and recharging refrigerant leaks.

9-7. Charging Additional Refrigerant

Instructions for adding refrigerant, especially when tubes are extended.

9-8. Retro-Fitting Existing Systems

Guidelines for using R410A with existing units or tubing.

APPENDIX A INSTALLATION INSTRUCTIONS (SAP-CMRV1424 EH)

Model Combinations

Lists compatible indoor and outdoor unit combinations.

1. General

1-1. Tools Required for Installation (not supplied)

List of tools needed but not included with the unit.

1-2. Accessories Supplied with Unit

Inventory of accessories provided with the air conditioner.

1-3. Optional Copper Tubing Kit

Information on available optional copper tubing kits.

1-4. Type of Copper Tube and Insulation Material

Specifications for copper tubing and insulation materials.

1-5. Additional Materials Required for Installation

List of extra materials needed for proper installation.

2. Installation Site Selection

2-1. Indoor Unit

Guidelines for selecting an appropriate location for the indoor unit.

2-2. Connecting Indoor Units

Instructions for connecting indoor units to the outdoor unit.

2-3. Outdoor Unit

Guidelines for selecting an appropriate location for the outdoor unit.

2-4. Outer Dimensions of Outdoor Unit

Physical dimensions and layout of the outdoor unit.

2-5. Diagram of Outdoor Unit Installation

Visual guide for the overall outdoor unit installation setup.

3. Installation Process

3-1. Embedding the Tubing and Wiring

Procedures for routing and securing tubing and wiring.

3-2. Drain Cap and Drain Elbow

Instructions for installing drain components.

3-3. Use of the Flaring Method

Explanation of the flaring technique for tube connections.

3-4. Flaring Procedure with a Flare Tool

Step-by-step guide for performing tube flaring.

3-5. Caution Before Connecting Tubes Tightly

Important warnings regarding secure tube connections.

3-6. Tubing Connections

Detailed steps for making refrigerant tubing connections.

3-7. Insulation of Refrigerant Tubing

Guidelines for insulating refrigerant tubing to prevent heat loss and condensation.

3-8. Taping the Tubes

Instructions for taping refrigerant tubes for protection and bundling.

3-9. Finishing the Installation

Final steps to complete the installation, including sealing holes.

4. Air Purging

Air Purging with a Vacuum Pump (for Test Run)

Procedure for removing air and moisture from the refrigerant system.

Pump Down

5. Wiring Instructions

5-1. General Precautions on Wiring

General safety and procedural guidelines for wiring connections.

5-2. Recommended Wire Length and Diameter

Guidance on selecting appropriate wire sizes and lengths.

5-3. Wiring System Diagram

Diagrams illustrating the system's wiring layout.

5-4. How to Connect Wiring to the Terminal

Detailed instructions for making wire connections to terminals.

5-5. Wiring Instructions for the Outdoor Unit

Specific wiring instructions for the outdoor unit connections.

6. Test Run

7. Connecting a Home Automation device

8. Installation Check Sheet

9. Electric Wiring Diagram

APPENDIX C UNIT COMBINATION TABLES

2-Room Outdoor Unit Combination Table

Lists compatible indoor units for 2-room combinations.

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