Page 5 (Product Characteristics)

Squirrel DD18-B5 - Product Characteristics; Main Function

Squirrel DD18-B5

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Table of Contents

Application Range of the Product2
Index4
Product Characteristics5
Main Function5
Inside Structure of Boiler6
Diagram of Water System9
Chart of Circulation Pump10
Technical Parameter11
Foe Users' Manupulation13
Cautions for Manipulation13
Safety Instruction13
Control Panel14
Malfunction Code and Explanation15
LCD Display Explanation15
Affusion16
Refilling the Water16
Draining System17
Function Setting17
The Temperature Setting of Heating Water and Domestic Hot Water17
User Time Setting18
Startup Heating Timer Function18
Startup the Comfortable Function for DHW18
Heating Timer Function Setting19
Ignition and Operation20
Important Notes20
Examination before Ignition20
Initial Starting-Up21
Heating Season21
Heating Mode21
Sanitary Hot Water Mode21
Non-Heating Season22
Switch off23
Malfunction Display and Solutions23
Ignition Failure23
Over Heating23
Ventilation Failure24
Shortage of Water24
Sensor of Domestic Hot Water Temperature Failure24
Sensor of Heating Water Temperature Failure24
Common Malfunction and Solution25
Regular Maintenance26
For Installation27
Unpacking27
Examination and Acceptance27
Dimension27
Requirement for Indoor Environment28
Cautions for Installation28
Connection of Gas Pipe30
Installation of Flue Pipe31
Coaxial Flue Pipe32
Installation of Coaxial Flue Pipe32
Connection of Extended Flue Pipes33
Cautions for Installation of Flue Pipe33
Standard Connection34
Extended Connection34
Principle Diagram of Electric Circuit35
Instruction of the Controls Which Can be Used36
Description of DIP Switch36
The Explanation of Categories Conversion37
Packing List38

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