Viessmann Vitodens 100-W WB1B Series Installation Instructions Manual

Viessmann Vitodens 100-W WB1B Series Installation Instructions Manual

Flexible pipe venting system

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Installation Instructions

for use by heating contractor
for Vitodens 100-W WB1B Series,
Vitodens 200-W WB2B Series,
Vitodens 200-W B2HA/B2HB Series and
Vitodens 222-F B2TA/B2TB Series
All boilers listed come with a preinstalled
coaxial vent pipe adaptor.
Flexible Pipe Venting System
5547 910 - 05 02/2015
Product may not be exactly as shown
IMPORTANT
Read and save these instructions
for future reference.
Please file in service binder

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Summary of Contents for Viessmann Vitodens 100-W WB1B Series

  • Page 1: Installation Instructions

    Installation Instructions for use by heating contractor for Vitodens 100-W WB1B Series, Vitodens 200-W WB2B Series, Vitodens 200-W B2HA/B2HB Series and Vitodens 222-F B2TA/B2TB Series All boilers listed come with a preinstalled coaxial vent pipe adaptor. Flexible Pipe Venting System...
  • Page 2: About These Installation Instructions

    Note: Not all products shown or stated in the vent manufacturers instructions are offered or approved or use with the Vitodens boilers. Use Viessmann Flexible Pipe Venting System Installation Instructions. Before proceeding with the installation, please read sections entitled Safety and General Information.
  • Page 3: Table Of Contents

    Table of Contents Flexible Venting Installation Page Safety About these Installation Instructions......2 Safety, Installation and Warranty Requirements....4 Product documentation...........4 Licensed professional heating contractor....4 Equipment venting..........4 Carbon monoxide...........4 Warranty...............4 Advice to owner............4 Important Regulatory and Installation Requirements..5 General Information Exhaust Vent Requirements........10 Vent system suppliers...........10 General Installation Information........11 Exhaust vent installation steps......11...
  • Page 4: Safety, Installation And Warranty Requirements

    Safety Flexible Venting Installation Safety, Installation and Warranty Requirements Please ensure that these instructions are read and understood before commencing installation. Failure to comply with the instructions listed below and details printed in this manual can cause product/property damage, severe personal injury, and/or loss of life.
  • Page 5: Important Regulatory And Installation Requirements

    Safety Flexible Venting Installation Important Regulatory and Installation Requirements For installations on the Commonwealth of Massachusetts, the following modifications to NFPA-54 chapter 10 apply: Excerpt from 248 CMR 5-08: 2(a) For all side-wall horizontally vented gas fueled equipment installed in every dwelling, building or structure used in whole or in part for residential purposes, including those owned or operated by the Commonwealth and where the side-wall exhaust vent termination is less than (7) feet above finished grade in the area of the venting, including but not limited to decks and porches, the following requirements shall be satisfied:...
  • Page 6 Installation Code as applicable; in the U.S. use the National Fuel Gas Code ANSI Z223.1 or NFPA Standard 54. To ensure safe operation of the appliance, Viessmann recommends that the system be inspected once a year by a qualified service technician.
  • Page 7 Safety Flexible Venting Installation Important Regulatory and Installation Requirements (continued) Vent termination location requirements (for installations in Canada) The vent must be installed observing local regulations in addition to National Codes, CAN/CSA-B149.1 or 2. The flexible vent pipe can only be used in vertical installations. A vent must NOT terminate...
  • Page 8 Safety Flexible Venting Installation Important Regulatory and Installation Requirements (continued) Table 1. Clearance to combustibles Front Rear Left Right Vent pipe 0 in. (mm) 0 in. (mm) 0 in. (mm) 0 in. (mm) 0 in. (mm) 0 in. (mm) Table 2. Recommended minimum service clearance Front Rear Left...
  • Page 9 Safety Flexible Venting Installation Important Regulatory and Installation Requirements (continued) Table 3. Approved materials for two-pipe system Part Material Certified to Standards Applicability Exhaust rigid-pipe / PP(s) UL1738 U.S.A./Canada fittings and flexible Polypropelene “Venting systems for vent system gas-burning appliances, Categories II, III, IV”...
  • Page 10: Exhaust Vent Requirements

    Viessmann recommends that the entire vent system be to supply combustion air (a separate combustion air pipe checked by a licensed professional heating contractor at routed back to the boiler can be used in the remaining least once each year following initial installation.
  • Page 11: General Installation Information

    General Information Flexible Venting Installation General Installation Information Exhaust vent installation steps The length of the flexible vent system can be determined  WARNING two ways: use a plumb line to measure the existing chimney length (add an extra 16 in. (40 cm) for each Ensure that the entire venting system is protected from bend).
  • Page 12: Recommended Venting Practice

    General Information Flexible Venting Installation General Installation Information (continued) Exhaust vent installation steps (continued) Recommended venting practice Once the bottom of the flex pipe and adaptor has  reached the desired position, insert into the support elbow/support strip assembly. When installing a venting system the following recommended venting practices apply: Keep length and number of 90º...
  • Page 13: Combustion Air Supply

    Direct Venting (Two-pipe System) Flexible Venting Installation Combustion Air Supply The Vitodens boiler is suitable for vertical venting using Inspect all finished exhaust vent/air intake piping to ensure: rigid pipe and flexible pipe vent system material. The Vent/air intake pipe and fittings are of approved material. ...
  • Page 14: Venting Options (Two-Pipe System)

    Direct Venting (Two-pipe System) Flexible Venting Installation Venting Options (Two-pipe System) Boiler models; The two-pipe venting system draws combustion air Vitodens 100-W WB1B 26, 35, A through a separate air intake pipe from the outdoors. Vitodens 200-W WB2B 19, 26, 35, Flue gases B are discharged to the outdoors via the Vitodens 200-W B2HA 19, 28, 35, single-pipe rigid-pipe and flexible vent system.
  • Page 15: Starter Adaptor

    Direct Venting (Two-pipe System) Flexible Venting Installation Starter Adaptor Vent pipe starter adaptors for WB1B 26, 35, WB2B 19, 26, 35, B2HA 19, 28, 35, B2HB 19, 26, 35, B2TB 19, 35, B2TA 19, 35 Note: This adaptor A may not be required, contact vent manufacturer for available vent sizes.
  • Page 16 A Air intake, max. insertion 2b in. (64 mm) A Air intake, max. insertion 2b in. (64 mm) B Viessmann or Centrotherm parallel adaptor B Viessmann parallel adaptor C Used only on WB2B 80, 105, B2HA 80, 100, 112, 150* C Slip joint vent starter / transition adaptor 4e to 4 in.
  • Page 17: Vent Requirements - Flexible Vent System / Connector Pipes

    For air intake pipe system, one wire mesh screens (bird screen) must be ordered from Viessmann. These parts are available in pre-cut diameters of 2 in., 3 in. and 4 in. WARNING...
  • Page 18: Side Wall Air Intake Termination

    Direct Venting (Two-pipe System) Flexible Venting Installation Side Wall Air Intake Termination Support Bracket IMPORTANT The air intake system must terminate so that proper Attach clearances are maintained as cited in local codes or the Termination Side Wall latest edition of the “Natural Gas and Propane Installation Elbow w/Screen Code"...
  • Page 19: Vent Length Requirements

    Direct Venting (Two-pipe System) Flexible Venting Installation Vent Length Requirements Maximum exhaust vent pipe length vertical and air intake pipe length vertical Vertical Vent Installation Vertical Vent Installation Vitodens 100-W WB1B 26, 35 Vitodens 200-W WB2B 45, 60, 80, 105 and Vitodens 200-W WB2B 19, 26, 35, B2HA 45, 60, 80, 100, 112, 150 Vitodens 200-W B2HA 19, 28, 35...
  • Page 20: Maximum Exhaust Vent Pipe Length Vertical And Air Intake Pipe Length Horizontal

    Direct Venting (Two-pipe System) Flexible Venting Installation Vent Length Requirements (continued) Maximum exhaust vent pipe length vertical and air intake pipe length horizontal Fig. 13 Vitodens 100-W WB2B 26, 35 and Vitodens Fig. 14 Vitodens 200-W WB2B 45, 60, 80, 105, 200-W WB2B 19, 26, 35, B2HA 19, 28, 35, B2HA 45, 60, 80, 100, 112, 150 B2HB 19, 26, 35 and Vitodens 222-F B2TA 19, 35,...
  • Page 21: Standard Long Sweep Elbows (For Cpvc / Pvc / Abs Pipes Air Intake Use Only)

    Direct Venting (Two-pipe System) Flexible Venting Installation Vent Length Requirements (continued) Standard long sweep elbows (for CPVC / PVC / ABS pipes air intake use only) 90° short sweep elbow For Plastic pipe only equivalent to 8 ft. (2.4 m) if used 90°...
  • Page 22: Combustion Air Supply

    Single Pipe Venting (Room Air Dependent) Flexible Venting Installation Combustion Air Supply The boiler used in this application requires fresh air for If boiler is installed in a confined space (a space with a safe operation and must be installed in a mechanical room volume of less than 50 cubic feet per 1000 Btu/h of gas where there are provisions for adequate combustion and input for all fuel burning equipment) or building layout...
  • Page 23 Single Pipe Venting (Room Air Dependent) Flexible Venting Installation Combustion Air Supply (continued) Inspect all finished exhaust vent/air intake piping to ensure: Vent pipe and fittings are of approved material.  Acceptable size, length and number of elbows on  combined vent pipe system.
  • Page 24: Venting Options (Room Air Dependent)

    Single Pipe Venting (Room Air Dependent) Flexible Venting Installation Venting Options (Room Air Dependent) This system draws combustion air from the boiler room. If using annular air gap, remove and discard air inlet cover Room/Combustion air A enters the boiler at the boiler or use optional opening to the left or right C (WB1B 26, vent pipe adaptor through an annular air gap (WB2B 45, 35, WB2B 19, 26, 35, B2TA 19, 35, B2TB 19, 35,...
  • Page 25: Adaptors

    Single Pipe Venting (Room Air Dependent) Flexible Venting Installation Adaptors Increaser / transition adaptors Fig. 19 Fig. 20 Fig. 21 This boiler adaptor is shown installed This boiler adaptor is shown installed This boiler adaptor is shown (pre- with an increaser adaptor (if required with a required transition adaptor for installed) for models WB2B 45, 60, for 80 mm system) for models WB1B...
  • Page 26: Component Installation Guide

    Single Pipe Venting (Room Air Dependent) Flexible Venting Installation Component Installation Guide Single pipe vent pipe starter adaptor installation (if required) Fig. 23 Fig. 24 Installing single pipe vent increaser adaptor Vitodens Installing single pipe vent transition adaptor 4e to 4 in. (110 (if required) 100-W WB1B 26,35, 200-W WB2B 19, 26, to 100 mm) M&G / Duravent only Vitodens 200-W WB2B 35, 200-W B2HA 19, 28, 35, B2HB 19, 26, 35 and...
  • Page 27: General Component Parts Of The Venting System

    Componentry Flexible Venting Installation General Component Parts of the Venting System Legend A Combustion air intake B Flue gas outlet 1 Boiler vent pipe adaptor 2 Double-pipe adaptor (used for direct vent system) 3 Adaptors 4 90 elbows 5 Combustion air intake vent material 6 Straight pipe 7 Vent termination 8 Wall plate...
  • Page 28 Flexible Venting Installation Instructions...

Table of Contents