Sanyo SAP-CMRV3143GJ User Manual

TECHNICAL & SERVICE MANUAL
OUTDOOR UNIT: SAP-CMRV3143GJ
DC INVERTER MULTI-SYSTEM AIR CONDITIONER
SAP-CMRV3143GJ
Destination: General area (50Hz)
Europe (50Hz)
Australia (50Hz)
General area (60Hz)
Indoor Model No. Product Code No.
SAP-CMRV3143GJ-C 1 852 084 47
REVISION NO. SM700544-01
IMPORTANT
These air conditioners employ new
refrigerant R410A.
Pay special attention when
servicing the unit.
4-room multi Outdoor unit
< Combined Indoor Units >
1. How these units may be combined is given in
the Unit Combination Tables in the Appendix.
2. Be sure to operate the air conditioning
system only when 2 or more indoor units
have been installed. If operated with only a
single unit installed, the returning fluid to the
compressor may cause a malfunction.
NOTE
●Concealed duct type
SAP-DMRV93GJ
SAP-DMRV123GJ
SAP-DMRV183GJ
SAP-DMRV243GJ
●Wall mounted type
SAP-KMRV93GJ
SAP-KMRV123GJ
SAP-KMRV183GJ
SAP-KMRV243GJ
Capacity
9.0 kW
W
Revised Edition
NOV.2003

Sanyo SAP-CMRV3143GJ Specifications

General

Brand	Sanyo
Model	SAP-CMRV3143GJ
Category	Air Conditioner
Language	English

Summary

DC INVERTER MULTI-SYSTEM AIR CONDITIONER

Outdoor Unit SAP-CMRV3143GJ

Identifies the specific outdoor unit model covered by this manual.

Important! Please Read Before Starting

Special Precautions

Covers critical warnings and advice for wiring, transporting, installing, and servicing the unit.

SPECIFICATIONS

Unit Specifications

REFRIGERANT FLOW DIAGRAM

ELECTRICAL DATA

Electric Wiring Diagram

INSTALLATION INSTRUCTIONS

Indoor Unit Installation Site Selection

Recommendations and warnings for choosing an appropriate installation location for indoor units.

Outdoor Unit Installation Site Selection

Guidelines and warnings for selecting an optimal installation site for the outdoor unit.

Diagram of Outdoor Unit Installation

FUNCTIONS

Current Control

Compressor Temperature Control

TROUBLESHOOTING

Outdoor Unit Trouble Diagnostics

How to interpret error monitor lamps on the outdoor control board for fault diagnosis.

Checking the Outdoor System

Unit Problems and Inspection Points

A matrix correlating unit problems with specific inspection points for diagnosis.

REFRIGERANT R410A: SPECIAL PRECAUTIONS WHEN SERVICING UNIT

Characteristics of New Refrigerant R410A

Information on the properties, composition, and handling of R410A refrigerant.

Checklist Before Servicing

Tools Specifically for R410A

List of specialized tools required for servicing R410A refrigerant systems.

Tubing Installation Procedures

In Case of Compressor Malfunction

In Case Refrigerant is Leaking

Charging Additional Refrigerant

When Tubes are Extended