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Key features and capabilities of the wall-hung gas boiler.
Detailed diagram of internal components for DD18-B5/DD24-B5 boiler models.
Detailed diagram of internal components for DP18-B5/DP24-B5 boiler models.
Detailed diagram of internal components for DD18-B5G/DD24-B5G/DD28-B5/DD32-B5 models.
Schematic illustrating water flow and components for DD18-B5/DD24-B5 models.
Schematic illustrating water flow and components for DP18-B5/DP24-B5 models.
Important warnings and precautions for safe operation and handling of the boiler.
Essential safety guidelines for using the gas boiler for heating and hot water.
Detailed explanation of error codes displayed on the LCD for troubleshooting boiler issues.
Step-by-step guide for initial system filling and purging with water.
Instructions for adding water to the heating system when pressure is low.
Guide to setting desired temperatures for heating water and domestic hot water.
Procedure for setting the current time on the boiler's control panel.
How to configure the timer for the heating function.
Explanation of the function for providing constantly comfortable domestic hot water.
Step-by-step guide for programming the boiler's heating schedule.
Essential checks to perform before initial boiler startup.
Steps for the first-time startup of the boiler by a qualified technician.
How to set and operate the boiler for central heating in winter.
How to set and operate the boiler for domestic hot water in winter.
Guide to using the boiler for domestic hot water in the summer season.
Troubleshooting steps for ignition failure or gas supply issues.
Actions to take when the boiler detects an overheating condition.
Diagnosing and resolving issues related to the exhaust system or wind pressure.
Steps to fix low water pressure or shortage issues in the heating system.
Troubleshooting for domestic hot water and heating water sensor malfunctions.
Procedures for unpacking the boiler and checking included accessories.
Physical dimensions and weight specifications for different boiler models.
Specifications for the ideal room environment for boiler installation.
Critical safety and practical warnings to observe during boiler installation.
Steps for securely mounting the boiler's hanging board on the wall.
Guidelines for connecting the heating and domestic hot water pipes to the boiler.
Important safety and installation advice regarding the flue pipe setup.
Specific warnings for ensuring airtightness and proper connection of extended flue pipes.
Explanation of the functions controlled by the boiler's DIP switches.
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General