8
SAFETY INSTRUCTIONS .................................................................................................................2
TABLE OF CONTENTS .....................................................................................................................8
1 - CODE REQUIREMENTS ............................................................................................................12
1.1 - Regulations and guidelines ................................................................................................................................ 12
2 - GENERAL INFORMATION .........................................................................................................14
2.1 - Key to symbols used .......................................................................................................................................... 14
2.2 - Manufactured by ................................................................................................................................................ 14
2.3 - Description of models: ........................................................................................................................................ 14
3 - MAIN COMPONENTS ................................................................................................................15
4 - FUNCTION OVERVIEW .............................................................................................................25
4.1 - Intended use and functions ................................................................................................................................ 29
4.1.1 Intended use and functions of the IB boiler ................................................................................................................ 29
4.1.2 Intended use and functions of the IW water heater .................................................................................................... 29
4.2 - Ef
fi
ciency up to 98% (IB boiler only) .................................................................................................................. 29
5 - INSTALLATION - Location ........................................................................................................30
5.1 - Choosing the installation location ....................................................................................................................... 30
5.1.1 Location of an IB boiler ............................................................................................................................................... 30
5.1.2 Location of a IW water heater..................................................................................................................................... 30
5.2 - Residential garage installation ........................................................................................................................... 30
5.3 - Closet and alcove installations ........................................................................................................................... 31
5.4 - Clearances for installation and servicing ............................................................................................................ 31
5.5 - Clearances from combustible material ............................................................................................................... 31
5.6 - Vent and combustion air piping .......................................................................................................................... 31
5.7 - Prevent combustion air contamination ............................................................................................................... 31
6 - INSTALLATION - Mounting the heater .....................................................................................34
6.1 - Transporting the heater ...................................................................................................................................... 34
6.2 - Mounting the heater ........................................................................................................................................... 34
6.3 - Dimensions ........................................................................................................................................................ 35
7 - INSTALLATION - IB boiler water connection ..........................................................................38
7.1 - IB boiler water connections ................................................................................................................................ 38
7.2 - Supply and return piping .................................................................................................................................... 38
7.2.1 - Near boiler heating piping components .................................................................................................................... 39
7.2.2 - Relief valve ............................................................................................................................................................... 40
7.2.3 - Expansion Tank and Makeup Water ......................................................................................................................... 40
7.2.4 - Local boiler pump and CH pump .............................................................................................................................. 41
7.2.5 - Sizing heating system .............................................................................................................................................. 41
7.2.6 - Domestic Hot Water system Piping when using an indirect water heater ................................................................ 41
8 - INSTALLATION - IW water connections ..................................................................................44
8.1 - IW Water heaters’ water connections ................................................................................................................. 44
8.2 - Hot and Cold water piping .................................................................................................................................. 44
8.2.1 - Near water heater piping components ..................................................................................................................... 44
8.2.2 - Temperature and pressure Relief valve .................................................................................................................... 45
8.2.3 - Expansion Tank ........................................................................................................................................................ 46
8.2.4 - Circulator pump ........................................................................................................................................................ 46
8.2.5 - Sizing water system ................................................................................................................................................. 46
8.2.6 - Sizing storage tank ................................................................................................................................................... 46
8.3 - Scalding ............................................................................................................................................................. 46
8.4 - Water chemistry ................................................................................................................................................. 47
9 - INSTALLATION - Condensate disposal ...................................................................................50
9.1 - Condensate disposal .......................................................................................................................................... 50
10 - INSTALLATION - Electrical connections ...............................................................................52
10.1 - Electrical connections: overview ...................................................................................................................... 52
10.1.1 - Connecting the power supply cable ....................................................................................................................... 53
10.1.2 - Room Thermostat wiring (IB Boiler only) ................................................................................................................ 53
10.1.3 - Installing the outdoor temperature sensor (IB Boiler only) ..................................................................................... 53
10.1.4 - Connection to an analogic 0-10Vcc input ............................................................................................................... 54
TABLE OF CONTENTS
Summary of Contents for Boiler
Page 3: ...3 SAFETY INSTRUCTIONS ...
Page 5: ...5 SAFETY INSTRUCTIONS ...
Page 122: ...122 15 MAINTENANCE ...
Page 126: ...126 17 SPARE PARTS Spare parts ...
Page 129: ...129 17 SPARE PARTS 50 48 50 49 53 56 57 55 54 58 47 52 48 52 51 55 52 020010 03 006 199 ...
Page 152: ...20 SEQUENCE OF OPERATION for BOILER ...