Slant/Fin VSL-160C Part A - Manuel (Page 6)

6
SAFETY INSTRUCTIONS .................................................................................................................2
TABLE OF CONTENTS .....................................................................................................................6
1 - INSTALLATION - CODE REQUIREMENTS .................................................................................8
1.1 - Regulations and guidelines .................................................................................................................................. 8
1.2- Commonwealth of Massachusetts Installation Requirements ............................................................................... 8
2 - GENERAL INFORMATION ...........................................................................................................9
2.1 - Key to symbols used ............................................................................................................................................ 9
2.2 - Description of model: ........................................................................................................................................... 9
3 - MAIN COMPONENTS ................................................................................................................10
4 - FUNCTION OVERVIEW .............................................................................................................12
4.1 - Intended use and functions of the boiler ............................................................................................................ 13
4.2 - Effi ciency up to 98% ........................................................................................................................................... 13
5 - INSTALLATION - Location ........................................................................................................14
5.1 - Choosing the installation location ....................................................................................................................... 14
5.2 - Transporting the boiler ....................................................................................................................................... 15
6 - INSTALLATION - Mounting the boiler ......................................................................................16
6.1 - Mounting the boiler ............................................................................................................................................. 16
7 - INSTALLATION - Water connection .........................................................................................17
7.1 - Water connections .............................................................................................................................................. 17
7.2 - Supply and return piping .................................................................................................................................... 17
7.3 - Converting a combi boiler into a heating only boiler .......................................................................................... 20
7.4 - Domestic hot and cold water (only for 160-C model) ......................................................................................... 21
7.5 - Condensate disposal .......................................................................................................................................... 24
8 - INSTALLATION - Electrical connections .................................................................................25
8.1 - Electrical connections: overview ........................................................................................................................ 25
9 - INSTALLATION - Connecting to an indirect water heater ......................................................28
9.1 - Connecting the boiler to an indirect water heater ............................................................................................... 28
9.2 - Opening the instrument panel ............................................................................................................................ 29
10 - INSTALLATION - Vent and combustion air ...........................................................................30
10.1 - Removing of a boiler from a common venting system ..................................................................................... 30
10.2 - Prevent combustion air contamination ............................................................................................................. 31
10.3 - Venting and air piping systems ........................................................................................................................ 31
10.4 - Minimum / Maximum allowable combustion air and vent piping lengths .......................................................... 33
10.5 - Install vent and combustion air piping .............................................................................................................. 33
10.6 - Air inlet pipe materials: ..................................................................................................................................... 35
10.7 - PVC/CPVC vent piping materials ..................................................................................................................... 36
10.8 - Stainless steel vent piping materials ................................................................................................................ 38
10.9 - Polypropylene vent piping materials ................................................................................................................ 40
10.10 - Single pipe vent (not sealed combustion) ...................................................................................................... 45
10.11 - Sidewall termination - Two pipes .................................................................................................................... 47
10.12 - Sidewall termination – Concentric vent .......................................................................................................... 50
10.13 - Vertical termination - Two pipes ..................................................................................................................... 52
10.14 - Vertical termination – Concentric vent ............................................................................................................ 54
10.15 - Existing vent as a chase ................................................................................................................................ 57
11 - INSTALLATION - Gas supply .................................................................................................58
11.1 - Gas supply piping ............................................................................................................................................. 58
11.2 - Pipe sizing for natural gas ................................................................................................................................ 59
11.3 - Propane Gas .................................................................................................................................................... 59
11.4 - Check inlet gas supply ..................................................................................................................................... 59
11.5 - Operating at high altitudes ............................................................................................................................... 59
11.6 - Convert the boiler from Natural Gas to Propane gas or viceversa ................................................................... 60
TABLE OF CONTENTS