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Sanyo SAP-CRV94EHDX User Manual

Sanyo SAP-CRV94EHDX
85 pages
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IMPORTANT
These air conditioners employ new
refrigerant R410A.
Pay special attention when
servicing the unit.
TECHNICAL & SERVICE MANUAL
SAP-KRV94EHDX + SAP-CRV94EHDX
SAP-KRV124EHDX + SAP-CRV124EHDX
DC INVERTER SPLIT SYSTEM AIR CONDITIONER
Indoor Model No.
SAP-KRV94EHDX
SAP-KRV124EHDX
Indoor Unit
Product Code No.
1 852 099 77
1 852 099 78
FILE NO.
Destination: Europe
Northern Europe
Outdoor Model No.
SAP-CRV94EHDX
SAP-CRV124EHDX
Product Code No.
1 852 330 10
1 852 330 11
Outdoor Unit
SAP-KRV94EHDX
SAP-KRV124EHDX
SAP-CRV94EHDX
SAP-CRV124EHDX
REFERENCE NO. SM700639

Table of Contents

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Sanyo SAP-CRV94EHDX Specifications

General IconGeneral
BrandSanyo
ModelSAP-CRV94EHDX
CategoryAir Conditioner
LanguageEnglish

Summary

Important Safety Information

Precautions Before Starting and Servicing

Key safety and operating guidelines for installation, servicing, and wiring.

Transporting, Installation, and Tubing Safety

Guidelines for safe handling, unit placement, tubing, and servicing procedures.

Environmental and Electrical Safety

Cautions regarding refrigerant gas, toxic gas, and electrical shock hazards.

Operating Range Specifications

Cooling and Heating Temperature Limits

Defines the operational temperature limits for cooling and heating modes.

Unit Specifications

SAP-KRV94EHDX Unit Details

Technical specifications for the SAP-KRV94EHDX indoor and outdoor units.

SAP-KRV124EHDX Unit Details

Technical specifications for the SAP-KRV124EHDX indoor and outdoor units.

Major Component Specifications

Indoor Unit Component Details (SAP-KRV94EHDX)

Specifications for key components of the SAP-KRV94EHDX indoor unit.

Indoor Unit Component Details (SAP-KRV124EHDX)

Specifications for key components of the SAP-KRV124EHDX indoor unit.

Outdoor Unit Component Details (SAP-CRV94EHDX)

Specifications for key components of the SAP-CRV94EHDX outdoor unit.

Outdoor Unit Component Details (SAP-CRV124EHDX)

Specifications for key components of the SAP-CRV124EHDX outdoor unit.

Other Component Specifications

Sensor and Temperature Characteristics

Graphs showing resistance vs. temperature/humidity for various sensors.

Dimensional Data

Indoor Unit Dimensions and Diagrams

Detailed diagrams and measurements for the indoor unit.

Outdoor Unit Dimensions and Diagrams

Detailed diagrams and measurements for the outdoor unit.

Refrigerant Flow Diagram

System Refrigerant Flow and Tubing Insulation

Illustrates the refrigerant path and provides guidelines for tubing insulation.

Performance Data

SAP-KRV94EHDX Temperature Performance Charts

Graphs showing performance under various temperature conditions for SAP-KRV94EHDX.

SAP-KRV124EHDX Temperature Performance Charts

Graphs showing performance under various temperature conditions for SAP-KRV124EHDX.

Air Throw Distance Charts

SAP-KRV94EHDX Air Throw Performance

Charts illustrating air throw distance based on flap angle and fan speed.

SAP-KRV124EHDX Air Throw Performance

Charts illustrating air throw distance based on flap angle and fan speed.

Electrical Data

Unit Electrical Characteristics

Detailed electrical ratings for both indoor and outdoor units in cooling/heating modes.

Electric Wiring Diagrams

Schematic diagrams illustrating the electrical connections for the units.

Installation Instructions

Indoor Unit Installation Site Selection

Guidelines for choosing the optimal location for the indoor unit, with safety warnings.

Outdoor Unit Installation Site Selection

Guidelines for choosing the optimal location for the outdoor unit, with safety warnings.

Recommended Wiring Specifications

Details on wire length, diameter, and system wiring for installation.

Remote Control Unit Mounting Position

Recommendations for placing the remote control for optimal operation and avoiding interference.

Air Conditioner Test Run Procedure

Step-by-step guide to performing a test run after installation.

Indoor Unit Grille Removal and Replacement

Instructions for disassembling and reassembling the indoor unit's front grille.

Maintenance

Remote Control Unit Address Setting

Procedure for setting or changing the remote control unit's address to prevent interference.

Drain Hose Removal and Mounting

Instructions for detaching and reattaching the unit's drain hose.

Electrical Component Box Removal

Detailed steps for safely removing the electrical component box and its cover.

Removing the P.C.Board

Steps for removing the Printed Circuit Board from the electrical component box.

Panel Motor Removal and Installation

Procedure for removing and installing the panel motor, including engagement notes.

Drain Pan Removal (Air Outlet)

Instructions for removing the drain pan from the air outlet assembly.

Drain Pan Mounting (Air Outlet)

Instructions for reattaching the drain pan to the air outlet assembly.

Negative Ion Generator Removal

Steps for removing the negative ion generator components from the drain pan.

Fan Motor Removal and Mounting

Procedure for removing and installing the fan motor and its bracket.

Fan Removal Procedure

Instructions for removing the fan unit after disassembling other components.

Outdoor Unit Connector Handling

Guides on how to safely disconnect and connect electrical connectors for the outdoor unit.

Functions

Operation Modes Overview

Explains emergency, sensor dry, and auto cooling/heating operation modes.

Advanced Operation Modes and Indicators

Details on High Power, Night Setback, and mode-specific operations, including lamp colors.

Protective Functions

Overload, Freeze, and Discharge Temperature Protection

Explains mechanisms to prevent overload, freezing, and control discharge temperature.

Defrosting and Ambient Temperature Controls

Describes defrosting sequences, peak current cut-off, and ambient temperature cut-off controls.

Troubleshooting

Pre-Inspection and Repair Precautions

Safety warnings and procedures before starting inspection or repair work.

Self-Diagnostics Function Guide

Explains how to use self-diagnostics and interpret the indicator lamp codes.

Unit Operational Checks and Serial Communications

Procedures for checking indoor/outdoor unit operations and serial communications.

Indoor Fan Motor Troubleshooting

Diagnosing issues with the indoor fan motor, including voltage measurements.

Outdoor Fan Motor Troubleshooting

Diagnosing issues with the outdoor fan motor, including voltage measurements.

Noise and Interference Issues

Identifying and resolving noise malfunctions and electromagnetic interference problems.

Front Panel Operation Issues

Troubleshooting steps for when the indoor unit's front panel fails to operate correctly.

Panel Motor Diagnosis

Procedure for diagnosing panel motor issues by measuring coil resistance.

Checking Electrical Components

Insulation Resistance Measurement

Methods for measuring insulation resistance of power cords, units, and electrical parts.

Fuse Continuity Check

Procedure for checking the continuity of fuses on the PCB assembly using a multimeter.

Refrigerant R410A Precautions

R410A Refrigerant Characteristics and Handling

Information on R410A composition, properties, and handling cautions.

R410A Tubing and Safety Guidelines

Precautions for tubing, compressor oil, fire risks, and leak detection with R410A.

Servicing Checklist and R410A Tools

Lists necessary tools for R410A servicing and pre-servicing checks.

Compressor Malfunction and Replacement Procedure

Steps for diagnosing compressor malfunction and replacing the unit.

Recharging Refrigerant and Cylinder Handling

Procedures for recharging refrigerant and proper handling of refrigerant cylinders.

Refrigerant Leak Detection and Repair Process

Steps for detecting, repairing refrigerant leaks, and recharging the system.

Additional Refrigerant and Retro-fitting Existing Systems

Guidelines for adding refrigerant and retrofitting existing systems with R410A.

Air Conditioner Features

Operation and Control Features

Overview of microprocessor control, remote, timers, and auto modes.

Installation and Safety Guidelines

Installation Location Recommendations

Advice on selecting appropriate installation sites for optimal performance and safety.

Electrical Requirements and Wiring

Electrical codes, grounding, and wiring requirements for installation.

General Safety Instructions for Use

Warnings and precautions for safe operation and use of the appliance.

Unit Components

Identification of Unit Parts

Labels and descriptions of the main parts of the indoor and outdoor units.

Remote Control Unit Details

Indoor Unit Display and Controls

Explanation of the indoor unit's display, receiver, buttons, and indicator lamps.

Remote Control Display Symbols

Key to the symbols displayed on the remote control unit's screen.

Remote Control Unit Buttons and Functions

Detailed explanation of the functions of each button on the remote control unit.

Remote Control: Timer, Mode, Fan Speed, Flap

How to use timer, mode selection, fan speed, and flap direction controls.

Remote Control: Sensor, Time, Lock, and Batteries

Functions for sensor, temperature/time display, timer, lock, address, and battery installation.

Remote Control Usage and Placement

Guidelines for optimal remote control usage, placement, and battery replacement.

Operation with the Remote Control Unit

Automatic Operation Mode

Steps to set the unit to automatically switch between cooling and heating.

Manual Operation Mode

Step-by-step guide for manual operation of the air conditioner.

Fan Speed Adjustment and Fan-Only Mode

How to adjust fan speed manually or operate the unit in fan-only mode.

Specific Operation Modes

Night Setback Mode for Energy Saving

Explains the energy-saving feature that adjusts temperature settings during sleep.

Quiet, High Power, Ion, and LED Clean Modes

Details on specific operational modes for sound reduction, power boost, air freshening, and cleaning.

Special Remarks and Operation Notes

Operation Modes and Performance Notes

Explains DRY, Heating, Defrosting, Cold Draft, and Cooling mode specific behaviors.

Timer Settings

Setting Present Time and OFF Timer

Instructions for setting the current time and the automatic OFF timer.

Setting ON Timer and Repeat Timers

Guide for setting ON timers and daily repeat timer programs.

1-2-3-5 Hour Timer and Energy Saving Tips

Explains the 1-2-3-5 hour timer, its interaction with other timers, and energy saving advice.

Airflow Direction Adjustment

Horizontal and Vertical Airflow Control

How to adjust airflow direction using the remote control for horizontal and vertical movement.

Operation and Care

Unit Operation Without Remote Control

How to operate the unit manually using the indoor unit's buttons.

General Unit Cleaning Precautions

Safety warnings and general instructions for cleaning the indoor unit casing and grille.

Front Panel Remounting and Anti-Mold Filter Care

Steps for reassembling the front panel and cleaning the anti-mold filter.

Air Clean Filter and Negative Ion Generator Maintenance

Instructions for installing, cleaning the air clean filter, and maintaining the negative ion generator.

Troubleshooting and Operating Range

Common Unit Problems and Solutions

A table listing common issues, their possible causes, and remedies.

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