6
TABLE OF CONTENTS
SAFETY INSTRUCTIONS ................................................................................................................................................ 2
TABLE OF CONTENTS .................................................................................................................................................... 6
1 - INSTALLATION - CODE REQUIREMENTS .............................................................................................................. 10
1.1 - National installation legislation ........................................................................................................................... 10
1.2 - Commonwealth of Massachusetts Installation Requirements ............................................................................ 10
2 - GENERAL INFORMATION ........................................................................................................................................ 12
2.1 - Key to symbols used .......................................................................................................................................... 12
2.2 - Description of the Peerless
®
Combi 160
™
: ......................................................................................................... 12
3 - MAIN COMPONENTS ............................................................................................................................................... 13
4 - FUNCTION OVERVIEW ............................................................................................................................................ 15
4.1 - Intended use and functions of the boiler ........................................................................................................... 16
4.2 - Setting of the boiler ............................................................................................................................................ 16
4.3 - Effi ciency up to 98% ........................................................................................................................................... 17
4.4 - Characteristic curves of heating system’s residual head ................................................................................... 18
4.5 - Characteristic curve of the domestic side .......................................................................................................... 18
5 - INSTALLATION - Mounting & gas and water connections ................................................................................... 19
5.1 - Clearances for installation and servicing ............................................................................................................ 19
5.2 - Clearances from combustible material ............................................................................................................... 19
5.3 - Choosing the installation location ....................................................................................................................... 20
5.4 - Mounting the boiler ............................................................................................................................................. 21
5.5 - Gas and water connections ................................................................................................................................ 21
5.6 - Condensate disposal .......................................................................................................................................... 22
5.7 - Near boiler heating piping components .............................................................................................................. 22
5.8 - Relief valve ......................................................................................................................................................... 23
5.9 - Supply and return piping .................................................................................................................................... 23
5.9.1 - Converting a combi boiler into a heating only boiler ............................................................................. 24
5.10 - Low temperature heating systems ................................................................................................................... 24
5.11 - Use of glycol and other chemicals .................................................................................................................... 24
5.12 - Domestic hot and cold water ............................................................................................................................ 24
5.13 - Gas supply piping ............................................................................................................................................. 24
5.14 - Propane gas ..................................................................................................................................................... 25
5.15 - Operating at high altitudes ............................................................................................................................... 25
5.16 - Convert the boiler from Natural Gas to Propane Gas or vice versa ................................................................. 26
5.17 - Suggested piping and wiring connections ........................................................................................................ 28
6 - INSTALLATION - Electrical connections ................................................................................................................ 29
6.1 - Electrical connections: overview ........................................................................................................................ 29
6.2 - Connecting the power supply cable ................................................................................................................... 30
6.3 - Choosing the room thermostat ........................................................................................................................... 30
6.4 - Thermostat wiring ............................................................................................................................................... 30
6.5 - Installing the outdoor temperature sensor (optional) .......................................................................................... 31
6.6 - Alarm output ....................................................................................................................................................... 31
7 - INSTALLATION - Indirect storage tank connections ............................................................................................. 32
7.1 - Connecting the boiler to an indirect storage tank .............................................................................................. 32
7.2 - Indirect water heater priority selection .............................................................................................................. 33
8 - INSTALLATION - Vent & combustion air ................................................................................................................ 34
8.1 - Removing of a boiler from a common venting system ....................................................................................... 34
8.2 - Venting systems ................................................................................................................................................. 35
8.3 - Design of the venting system ............................................................................................................................. 37
8.4 - Prevent Combustion air contamination .............................................................................................................. 37
8.5 - Install Vent and Combustion air piping ............................................................................................................... 37
Содержание Peerless Combi 160
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