Midea JSD20-10DH4

Instruction Manual
Model: JSD12-6DH4
JSD20-10DH4
WATER HEATER
GAS WATER HEATER
Thank you very much for
purchasing our water
heater. Before installing
and operating your water
heater, please read this
manual carefully and keep
it for future reference.
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Midea JSD20-10DH4 Specifications

General

Type	Gas Water Heater
Rated Heat Load	20 kW
Rated Voltage	220 V
Rated Frequency	50 Hz
Waterproof grade	IPX4
Installation	Wall-mounted
Gas Type	Natural Gas
Material	Stainless Steel
Protection	Overheat Protection, Flame Failure Protection

Summary

Important Safety Notices

Professional Installation Requirement

Installation and trial running must be performed by qualified professionals to prevent injury or death.

Ventilation Requirements

The water heater must be installed in a room with adequate ventilation to ensure safe operation.

Quality Guarantee Conditions

Notices for Professional Installers

Instruction Manual Importance

Installers must thoroughly read and understand the operation and installation manual.

Qualified Personnel and Documentation

Installation must be performed by qualified personnel using manufacturer's instructions and documentation.

Authorized Maintenance and Repair

Manufacturer Liability Exclusion

Manufacturer is not liable for damages from incorrect installation/use or prescription violations; warranty void.

Notices for End Users

Professional Operation Requirements

Handling Heater Failures

Disconnect power immediately upon failure and contact installer; do not attempt private repairs.

Handling Precautions

Avoid improper handling or manipulation, as it can lead to accidents and potential injury.

Caution: Hot Surfaces

Avoid touching hot parts like tubes and exhaust pipes. Keep children and untrained persons away during operation.

Addressing Leakage

Report any heater leakage to the installer, as it may indicate part failure or installation issues.

Prohibited Operation

Operation by children or untrained individuals is forbidden. Prevent improper operation at all costs.

Water Heater Precautions

Repair and Maintenance Schedule

Maintenance Frequency

Perform maintenance annually, and it is recommended after a heating season for optimal performance.

Authorized Service Providers

Instructional Signs

Danger Symbols

Visual indicators for potential accidents, electrical dangers, and heat-related injuries.

Emergency Procedures

Gas Smell Response

Immediate actions for gas smell: disconnect power, close valve, ventilate, avoid sparks, and contact installer.

Fire Precautions

Avoid proximity to flammable materials during operation to prevent fire hazards.

Toxication Precautions

Ensure proper exhaust installation and monitor flame color for gas mixture anomalies; contact installer if issues arise.

Troubleshooting and Modifications

Disorder Elimination

Strictly avoid private repairs and operating a malfunctioning unit; use only original spare parts.

Service Instructions: Operation

Ignition Process

Service Instructions: Safety and Maintenance

Flame Failure Response

If flame extinguishes, gas supply cuts off. Allow cooling before re-ignition. Ensure ventilation.

Anti-Blockage Function

Thermostat shuts off gas if exhaust duct is blocked for safety. Check and clear duct if unit shuts off.

Installation Instructions

Exhaust Monitor Operation

Disabled or faulty exhaust monitor operation can cause severe health risks or death.

Installation Location Requirements

Installation of Pipes

General Installation Guidelines

Exhaust Pipe Installation

Trial Running and Maintenance

Trial Running Procedure

Maintenance and Repair Requirements

All maintenance by authorized technicians, at least annually. Use only original spare parts. Keep records.

Troubleshooting Common Issues

Table addressing common problems like 'No flame', 'Low water temperature', and 'Flame goes out'.