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Installation Instructions
for use by heating contractor
Venting System
for Vitodens 100-W
WB1A Series
for Vitodens 200-W
WB2 Series
Venting System
Vitodens 100-W, WB1A-24/30
(with preinstalled vent pipe adaptor)
5285 268 v3.8 10/2008
Vitodens 200-W,
WB2-24C/24/32
Vitodens 200-W, WB2-44/60
(with preinstalled vent pipe adaptor)
IMPORTANT
Read and save these instructions
for future reference.
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Summary of Contents for Viessmann Vitodens 100-W WB1A-24
- Page 1 Installation Instructions for use by heating contractor Venting System for Vitodens 100-W WB1A Series for Vitodens 200-W WB2 Series Venting System Vitodens 100-W, WB1A-24/30 Vitodens 200-W, Vitodens 200-W, WB2-44/60 (with preinstalled vent pipe adaptor) WB2-24C/24/32 (with preinstalled vent pipe adaptor) IMPORTANT Read and save these instructions for future reference.
- Page 2 Safety, Installation and Warranty Requirements 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.
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Page 3: Table Of Contents
Index Page Safety Important Regulatory and Installation Requirements ......General Information About these Installation Instructions . - Page 4 Index Page Direct Venting Direct Venting Options (Two-pipe System) ..........(Two-pipe System) Exhaust Vent/Air Intake Requirements .
- Page 5 Index Page Single Wall Venting Venting - Single Wall (Room Air Dependent) ......... . . (Room Air Dependent) Vent Requirements .
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Page 6: General Information About These Installation Instructions
General Information General Information About these Installation Instructions Take note of all symbols and notations intended to draw attention to potential hazards or important product information. These include ”WARNING”, ”CAUTION”, and ”IMPORTANT”. See below. Warnings draw your attention to the WARNING presence of potential hazards or important product information. - Page 7 Safety Important Regulatory and Installation Requirements For installations in the Commonwealth of Massachusetts, the following local requirements apply in addition to all other applicable NFPA requirements: 1) For direct-vent appliances, mechanical-vent heating appliances or domestic hot water equipment, where the bottom of the vent terminal and the air intake is installed below four feet above grade the following requirements must be satisfied.
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Page 8: Safety Important Regulatory And Installation Requirements
When replacing parts, use original operation and/or degrade the exterior In cases where the leak test is not Viessmann or Viessmann approved finish of the wall. They may also cause required, Viessmann recommends that replacement parts. - Page 9 Safety Important Regulatory and Installation Requirements (continued) Table 1. Clearance to combustibles Front Rear Left Right Vent pipe 0”/mm 0”/0mm 0”/mm 0”/mm 0”/mm 0”/mm Table 2. Recommended minimum service clearance Front Rear Left Right 12”(305 mm) 28”(711 mm) 0”/mm 6”(152 mm) 0”/mm For details refer to Vitodens 100-W or Vitodens 200-W Installation Instructions (as may be applicable).
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Page 10: General Installation Information
Ensure a suitable venting manufacturer. gradient of at least 3º (approx. 2” per Viessmann Venting System IMPORTANT 3.3 ft. / 50 mm per 1 m). Instructions supersede the instructions supplied by the Boiler operation in marine environments manufacturer. -
Page 11: Recommended Venting Practice
H Use 45º elbows where possible to minimize the number of 90º elbows in case redirection of flue gas is required. Leak test (for coaxial venting systems only) Viessmann recommends that the If higher CO values or lower O values heating contractor perform a simplified are measured, inspect the venting leak test during boiler start-up. -
Page 12: Side Wall Vent Installation Side Wall Venting Layouts
Side Wall Vent Installation Side Wall Venting Layouts Layout with basic coaxial vent kit componentry Max. wall thickness 19.6”/500 mm Fig. 2 Standard side wall venting layout, using basic vent kit components for Vent pipe adaptor vent systems 60/100, 80/125 and 100/150 Elbow, 87°... - Page 13 Side Wall Vent Installation Side Wall Venting Layouts (continued) Layout with basic coaxial vent kit componentry (continued) Fig. 3 Side wall venting layout, using basic vent kit components Mounting clip (c/w 4” screw) for vent systems 60/100, 80/125 and 100/150 Brass adaptor (supplied) All-threaded rod (field supplied) See section Installation of Anchoring...
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Page 14: Layout With Basic Coaxial Vent Kit And Accessory Componentry
Side Wall Vent Installation Side Wall Venting Layouts (continued) Layout with basic coaxial vent kit and accessory componentry Fig. 4 Side wall venting layout, using basic vent kit components and accessory parts Straight pipe for vent system 60/100, 80/ 125 and 100/150 3.3 ft./1 m long 1.6 ft./0.5 m long Vent inspection tee/... -
Page 15: Component Installation Guide
Side Wall Vent Installation Component Installation Guide Offset installation (e.g. for offset venting systems) (2 × 45º elbow) Minimum offset of approx. 4”/100 mm: Minimum offset of approx. 5”/120 mm: Slide two 45º elbows together Slide two 45º elbows together and connect to coaxial vent-air intake system. -
Page 16: Coaxial Vent Sliding Coupling Installation
Side Wall Vent Installation Component Installation Guide (continued) Coaxial vent sliding coupling installation 1. Push sliding coupling onto IMPORTANT preceding vent pipe. 2. Open collar and slide onto the The long sockets of the vent sliding following vent pipe. coupling compensate for a gap of up to 1.8”/45 mm. -
Page 17: Coaxial Vent Termination Installation
Side Wall Vent Installation Component Installation Guide (continued) Coaxial vent termination installation Table 6. Wall opening information Vent system Opening Ø 60/100 ”/108 mm ¼ 80/125 5¼“/133 mm 100/150 ”/160 mm Side wall vent termination installation 1. Provide side wall opening (see table above) to install vent termination. - Page 18 Side Wall Vent Installation Component Installation Guide (continued) Coaxial vent termination installation (continued) 6. Secure protective screen (Fig. 9) into place, using the four stainless steel screws and plugs provided. IMPORTANT The protective screen MUST be installed. 7. Connect vent termination from inside and route toward boiler with min.
- Page 19 Side Wall Vent Installation Component Installation Guide (continued) Vent termination location requirements (for installations in Canada) The vent must be installed observing 6..less than 1 ft./0.3 m above grade 9..in areas where condensation may local regulations in addition to National level or anticipated snow level cause problems, such as above Codes, CAN/CSA-B149.1 or 2.
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Page 20: Installation Of Anchoring System
The venting system must be supported as outlined by one anchor per straight The joints in the horizontal section of vent pipe. Viessmann recommends the the Vitodens 200-W venting system installation of the anchor(s) near the must be secured with the supplied vent joint. -
Page 21: Vent Length Requirements
Side Wall Vent Installation Vent Length Requirements Maximum vent length (Vitodens 100-W and 200-W boilers) Table 7. Vent system Boiler model 60/100 80/125 100/150 WB1A 8-24 20 ft. / 6m 26 ft. / 8m 33 ft. / 10m WB1A 8-30 (see Fig. -
Page 22: Maximum Vent Length With Increasers (Vitodens 100-W)
Side Wall Vent Installation Vent Length Requirements (continued) Maximum vent length with increasers (Vitodens 100-W boiler) Coaxial increaser for system 60/100 to 100/150 Coaxial increaser for system 60/100 to 80/125 Vitodens 100-W, WB1A Models 8-24, 8-30 Fig. 13 Vitodens 100-W boiler with increasers Maximum vent length with increaser (Vitodens 200-W boiler) Coaxial increaser for system 80/125 to 100/150... -
Page 23: Coaxial) Layout Of Vertical Vent System With Accessories
Vertical Vent Installation (Coaxial) Vertical Venting Layouts (Coaxial) Layout of vertical vent system with accessories Please note that there is no basic vent kit available for this vertical vent system. Select from the vertical vent components below as required. Do not exceed maximum equivalent vent length. Vent pipe adaptor IMPORTANT For Vitodens 200-W, WB2 models... -
Page 24: General Installation Examples
Vertical Vent Installation (Coaxial) Vertical Venting Layouts (Coaxial) (continued) General installation examples Fig. 17 Fig. 16 Fig. 18 Flat roof installation Sloped roof installation Sloped roof installation with offset IMPORTANT Ensure that the venting system is properly supported; the Vitodens 100-W and Vitodens 200-W boilers are not designed to support the weight of the venting system. -
Page 25: Component Installation Guide
Vertical Vent Installation (Coaxial) Component Installation Guide Offset installation (e.g. for offset venting systems) (2 × 45º elbow) Minimum offset of approx. 4”/100 mm: Minimum offset of approx. 5”/120 mm: Slide two 45º elbows together Slide two 45º elbows together and connect to coaxial vent-air intake system. -
Page 26: Coaxial Vent Sliding Coupling Installation
Vertical Vent Installation (Coaxial) Component Installation Guide (continued) Coaxial vent sliding coupling installation 1. Push sliding coupling onto IMPORTANT preceding vent pipe. 2. Open collar and slide onto the The long sockets of the vent sliding following vent pipe. coupling compensate for a gap of up to 1.2”/30 mm. -
Page 27: Coaxial Vent Termination Installation
Vertical Vent Installation (Coaxial) Component Installation Guide (continued) Coaxial vent termination installation Table 12. Ceiling opening information Vent system Opening Ø 60/100 4¼”/108 mm 80/125 5¼“/133 mm 100/150 ”/160 mm Vertical vent termination installation IMPORTANT The vertical vent termination must not be shortened outside the roof, otherwise the overall length will be shorter than required. -
Page 28: Flashing And Storm Collar Installation
Vertical Vent Installation (Coaxial) Component Installation Guide (continued) Flashing and storm collar installation Flashings and storm collars are field supplied. Flashings and storm collars suitable for Type B vent materials (or better) may be used. To obtain flashings and storm collars, please contact your local vent material supplier. Follow the installation instructions supplied by the manufacturer. -
Page 29: Installation Of Support System
H suspension band (hanger). available at your local vent material supplier... In addition to the support types listed H wall band above Viessmann offers mounting clips H wall band extension (see Fig. 25, Fig. 26) which can be H guy wire band used in conjunction with the above H roof brace. - Page 30 Vertical Vent Installation (Coaxial) Vent Length Requirements Maximum vent length Table 14. Vitodens 100-W Boiler model WB1A 8-24 8-30 a (max. length) 60/100 vent system ft.(m) 33(10) 33(10) Do not exceed the maximum vent length. Table 15. Vitodens 200-W Boiler model 6-24C 6-24 8-32...
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Page 31: Vent Length Requirements
Vertical Vent Installation (Coaxial) Vent Length Requirements (continued) Maximum vent length with increasers Coaxial increaser for system 60/100 to 100/150 Coaxial increaser for system 80/125 to 100/150 Coaxial increaser for system 60/100 to 80/125 Vitodens 200-W, WB2 Models 6-24C, 6-24, 8-32 Vitodens 100-W, WB1A Models 8-24, 8-30 Table 16. -
Page 32: Equivalent Vent Length Calculation Examples
Vertical Vent Installation (Coaxial) Vent Length Requirements (continued) Equivalent vent calculation examples Table 18. Type of fitting Equivalent length 87º elbow/ 1.6 ft./0.5 m 87º inspection tee 45º elbow 1 ft./0.3 m IMPORTANT Always include vent termination length in calculations. Equivalent vent length calculation example 1 Vitodens 200-W, WB2 15-60 (Fig. - Page 33 Componentry Component Parts of the Venting System Straight pipe (0.5 m) Straight pipe (1 m) (can be cut to length if required) (can be cut to length if required) 19.7”/500 mm 39.4”/1000 mm IMPORTANT IMPORTANT When cutting straight pipes to length, debur When cutting straight pipes to length, debur and clean pipes.
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Page 34: Componentry Component Parts Of The Venting System
Componentry Component Parts of the Venting System (continued) Vent inspection tee (87º)/ Sliding coupling Wall flashing 87º elbow 1.2”/30 mm Table 24. Table 25. Table 26. Boiler Dimensions Boiler Dimensions Boiler Dimensions model in.(mm) model in.(mm) model in.(mm) WB1A WB1A WB1A 24/30 2.4(60) 4(100) 1.6(40) 5.1(130) - Page 35 Componentry Component Parts of the Venting System (continued) Vertical vent termination Vertical vent termination Wall band for boiler models WB1A 8-24, 8-30 and for boiler models WB2 11-44 and 15-60 for installation on inside wall or ceiling WB2 6-24C, 6-24, 8-32 (c/w vertical vent termination) Table 28.
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Page 36: Basic Vent Kit Components (Side Wall Vent System Only)
Basic vent kit components (Side Wall Vent System only) For replacement purposes or project-specific requirements, Basic components individual parts can be ordered from Viessmann. Refer to the table for an outline of basic vent kit componentry that can be or- Vent pipe adaptor dered separately. -
Page 37: Vent Accessories
Component Parts of the Venting System (continued) Vent accessories For project-specific requirements, individual accessory parts can Accessory components be ordered from Viessmann. Refer to the table for an outline of accessory parts available. Straight pipe, 1.6 ft./0.5 m Elbow (45º) -
Page 38: Direct Venting (Two-Pipe System)
Direct Venting (Two-pipe System) Direct Venting Options (Two-pipe System) As opposed to coaxial venting Read the following exhaust vent/air systems, the two-pipe venting system intake requirements carefully before draws combustion air through a commencing with the installation. separate air intake pipe from the outdoors. -
Page 39: General Requirements
General requirements The Vitodens 100-W and Viessmann recommends that the entire Check joints for leaks with the gas Vitodens 200-W boilers must be vent system be checked by a licensed supply turned off and the fan running. -
Page 40: General Installation Information
Viessmann Venting System Instructions supersede the instructions supplied by the manufacturer. H All piping must be fully supported. Use pipe hangers at a minimum of 48”... - Page 41 Direct Venting (Two-pipe System) General Installation Information Installation steps (outline) Table 30. Approved materials for two-pipe system Part Material Certified to Standards Applicability Exhaust pipe and fitting Stainless steel UL1738 U.S.A. “Venting systems for gas-burning appliances, Categories II, III, IV” ULC S636 Canada “Standard for Type BH gas...
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Page 42: Vent Termination Location Requirements
Direct Venting (Two-pipe System) General Installation Info (continued) Vent termination location requirements (for installations in Canada) The vent must be installed observing 6..less than 1 ft./0.3 m above grade 9..in areas where condensation may local regulations in addition to National level or anticipated snow level cause problems, such as above Codes, CAN/CSA-B149.1 or 2. -
Page 43: H H H H For Installations In The U.s.a
Direct Venting (Two-pipe System) General Installation Info (continued) Vent termination location requirements (for installations in the U.S.A.) The vent must be installed observing 4..less than 1 ft./0.3 m above grade 7..within 3 ft./0.9 m to the property local regulations in addition to National level or anticipated snow level line (advisable, not mandatory;... -
Page 44: Vent Requirements - Stainless Steel
Do not use galvanized pipe, plastic pipe connection to parallel adaptor must be and/or chimney liners (rigid or flexible) ordered from Viessmann (see table of any kind. 34.). The bird screen for the air intake... - Page 45 64mm (use sheet metal screws to 64mm (use sheet metal screws to hold in place) hold in place) hold in place) Viessmann parallel adaptor Viessmann parallel adaptor Viessmann parallel adaptor Stainless steel slip joint vent Stainless steel slip joint vent...
- Page 46 Direct Venting (Two-pipe System) Vent Requirements (continued) Additional requirements for stainless steel vent pipe material (continued) Table 32. Exhaust vent termination options Supplier Boiler Model Stainless Steel Slip Vertical Termination Joint Starter Coupling with Screen Adaptor (see Fig. 33) Flexmaster HWB1A 8-24, 8-30 3”...
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Page 47: Component Parts Of The Venting System
Direct Venting (Two-pipe System) Component Parts of the Venting System Termination Termination Termination Tee with Screen Coupling with Screen Elbow with Screen 90° or 45° Fig. 33 Fig. 35 Fig. 34 Termination Hood with Screen Fig. 36... -
Page 48: Vent Requirements - Cpvc
The vent connection to the Vitodens boiler must be made with a parallel adaptor (available from Viessmann - see table 34.) and the CPVC starter adaptors (see table 34.). The starter adaptors are intended for a slip fit and slide into the parallel adaptor with a Fig. -
Page 49: Vent Pipe Starter Adaptors
64mm (use sheet metal screws to 64mm (use sheet metal screws to hold in place) hold in place) hold in place) Viessmann parallel adaptor Viessmann parallel adaptor Viessmann parallel adaptor CPVC slip joint starter adaptor CPVC slip joint starter adaptor CPVC slip joint starter adaptor 3”... -
Page 50: Side Wall Vent Termination (Stainless Steel Or Cpvc)
Direct Venting (Two-pipe System) Side Wall Vent Termination (stainless steel or CPVC) Side wall vent termination IMPORTANT (front view) If less than 10” required see Dim (D) in Fig. 42 The exhaust vent/air intake system (D)= min 12” must terminate so that proper clearances are maintained as cited in local codes or the latest edition of the “Natural Gas and Propane Installation... -
Page 51: Vent Length Requirements
4” / 102mm 40ft. / 12m 4” (3” to 4” increaser field supplied. Do not order Viessmann 4” parallel adaptor). Maximum of five 90° elbows allowed in the entire vent and air intake systems (first 90º elbows are not included). See Fig. 47 Minimum vent length is 3.3 ft. -
Page 52: Maximum Vent/Air Intake Pipe Length - Vertical
(for larger Ø system consult Viessmann) 4” (3” to 4” increaser field supplied. Do not order Viessmann 4” parallel adaptor). Maximum of five 90° elbows allowed in the entire vent and air intake system. See Fig. 47. Minimum vent length is 3.3 ft. / 1m. -
Page 53: Maximum Vent/Air Intake Pipe Length - Vertical / Horizontal (Hybrid System)
(for larger Ø system consult Viessmann) 4” (3” to 4” increaser field supplied. Do not order Viessmann 4” parallel adaptor) Maximum of five 90° elbows allowed in the entire vent and air intake system. See Fig. 47. Minimum vent length is 3.3 ft. / 1m. -
Page 54: Standard Long Sweep Elbows
Direct Venting (Two-pipe System) Vent Length Requirements Standard long sweep elbows 90° long sweep elbow For plastic pipe only equivalent to 5 ft. / 1.5m 90° short sweep elbow equivalent to 8 ft. / 2.4m (if using) Fig. 47 Note: If standard sweep elbows are used the allowable vent lengths are reduced. -
Page 55: Maximum Vent/Air Intake Pipe Length - Stainless Steel System With Plastic Air Intake Pipe
Direct Venting (Two-pipe System) Vent Length Requirements Maximum equivalent vent length - stainless steel system with plastic air intake pipe Note: Table 39. (see also fig. 47) For system venting layout Vent type Type of fitting Equivalent see fig. 48. length ft. -
Page 56: Maximum Vent/Air Intake Pipe Length - Cpvc System
Direct Venting (Two-pipe System) Vent Length Requirements Maximum equivalent vent length - CPVC system Table 40. (see also fig. 47) Type of fitting Equivalent length ft. / m 90° long sweep 5 / 1.52 elbow (CPVC) 45° long sweep 3 / 0.91 elbow (CPVC) Equivalent vent length calculation example (Vitodens 100-W, WB1A 8-24, 8-30, system diameter 3”) -
Page 57: Single Wall Venting (Room Air Dependent)
Single Wall Venting (Room Air Dependent) Venting - Single Wall (Room Air Dependent) The single-wall venting system draws combustion air from the boiler room. Room/Combustion air enters the boiler at the boiler vent pipe adaptor through an annular air gap. Flue gases are discharged to the outdoors via the single-wall pipe of the special venting system. -
Page 58: General Installation Information
2. Vertical exhaust vent General Installation Information The Vitodens boiler must be located in Viessmann recommends that the entire Do not install vent pipe such that flue such a way that the vent length is as vent system be checked by a licensed gases flow downwards. -
Page 59: Installation Steps (Outline)
In conjunction with these instructions, follow the installation instructions supplied by the special venting manufacturer. Viessmann Venting System Instructions supersede the instructions supplied by the manufacturer. H All piping must be fully supported. Use pipe hangers at a minimum of 48”... -
Page 60: Approved Materials For Single Wall Vent System
Single Wall Venting (Room Air Dependent) General Installation Information (continued) Approved materials for single-wall vent system Table 41. Approved materials for single-wall vent system Part Material Certified to Standards Applicability Exhaust pipe and fitting Stainless steel UL1738 U.S.A. “Venting systems for gas-burning appliances, Categories II, III, IV”... -
Page 61: Vent Termination Location Requirements
Single Wall Venting (Room Air Dependent) General Installation Information (continued) Vent termination location requirements (for installations in Canada) The vent must be installed observing 6..less than 1 ft./0.3 m above grade 9..in areas where condensation may local regulations in addition to National level or anticipated snow level cause problems, such as above Codes, CAN/CSA-B149.1 or 2. -
Page 62: H H H H For Installations In The U.s.a
Single Wall Venting (Room Air Dependent) General Installation Information (continued) Vent termination location requirements (for installations in the U.S.A.) The vent must be installed observing 4..less than 1 ft./0.3 m above grade 7..within 3 ft./0.9 m to the property local regulations in addition to National level or anticipated snow level line (advisable, not mandatory;... -
Page 63: Support System
Single Wall Venting (Room Air Dependent) General Installation Information (continued) Support system The venting system must be securely Use supports to transfer the weight of In addition to the support types listed, supported by a support system suitable an installation to the building structure. mounting clips can be used to support There are different types of supports the weight of the venting system. -
Page 64: Additional Requirements For Stainless Steel Vent Pipe Material
Single Wall Venting (Room Air Dependent) General Installation Information (continued) Additional requirements for stainless steel vent pipe material Use an AL29-4C® special stainless Flexmaster Canada Ltd. Note: steel venting system (UL/ULC listed for 452 Attwell Drive The Vitodens boiler has passed the category IV) for horizontal or vertical Etobicoke, ON zero inches vent clearance to... - Page 65 Single Wall Venting (Room Air Dependent) General Installation Information (continued) Additional requirements for stainless steel vent pipe material (continued) Table 42. Exhaust vent termination options Supplier Boiler Model Stainless Steel Slip Vertical Termination Joint Starter Coupling with Screen Adaptor (see Fig. 33) Flexmaster HWB1A 8-24, 8-30 3”...
- Page 66 Table 44. Coaxial increaser (min. stainless steel pipe diameter is 3” / 76mm) Supplier Boiler Model Coaxial increaser, Ø inches Qty. Part Number Viessmann HWB1A 8-24, 8-30 7176765 2 to 3 60 to 80 (see Fig. 49) Coaxial increaser Starter adaptor...
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Page 67: Component Parts Of The Venting System (Stainless Steel)
Single Wall Venting (Room Air Dependent) General Installation Information (continued) Component parts of the venting system - stainless steel Termination Termination Termination Tee with Screen Coupling with Screen Elbow with Screen 90° or 45° Fig. 51 Fig. 53 Fig. 52 Termination Hood with Screen Fig. -
Page 68: Additional Requirements For Cpvc Vent Pipe Material
For a vent pipe system, one wire mesh screen (bird screen) must be ordered from Viessmann. These parts are Fig. 55 available in pre-cut diameters of 2”, 3” and 4” (see table 45.). -
Page 69: Side Wall Vent Termination
Single Wall Venting (Room Air Dependent) Side Wall Vent Termination Side wall vent termination (side view) min. 12” Grade or Snow Level (See also Vent Riser Fig. 43) Exhaust vent terminal, 45° Fig. 57 Side wall vent termination (frontal view) min 6”... -
Page 70: Vent Length Requirements
40ft. / 12m 2” diameter system only available with CPVC system 4” (3” to 4” increaser field supplied. Do not order Viessmann 4” parallel adaptor). Maximum of five 90° elbows allowed in the entire vent system. See Fig. 47 Minimum vent length is 3.3 ft. / 1m. -
Page 71: Maximum Vent Pipe Length - Vertical
49ft. / 15m (for larger Ø system consult Viessmann) 4” (3” to 4” increaser field supplied. Do not order Viessmann 4” parallel adaptor) Maximum of five 90° elbows allowed in the vent system (first 90º elbow is not included). See Fig. 47. -
Page 72: Standard Long Sweep Elbows
Single Wall Venting (Room Air Dependent) Vent Length Requirements Standard long sweep elbows 90° long sweep elbow For plastic pipe only equivalent to 5 ft. / 1.5m 90° short sweep elbow equivalent to 8 ft. / 2.4m (if using) Fig. 62 Note: If standard sweep elbows are used the allowable vent lengths are reduced. -
Page 73: Component Installation Guide
Single Wall Venting (Room Air Dependent) Component Installation Guide Coaxial vent pipe adaptor (comes pre-installed on Vitodens 100, WB1A models 8-24, 8-30, and Vitodens 200, WB2 models 11-44, 15-60) IMPORTANT For Vitodens 200-W, WB2 models 6-24C, 6-24 and 8-32, the vent pipe adaptor must be ordered with the boiler. -
Page 74: Single Wall Vent Pipe Starter Adaptor Installation
Single Wall Venting (Room Air Dependent) Component Installation Guide (continued) Single-wall vent pipe starter adaptor installation WARNING Prior to installation, ensure the specially designed single-wall vent pipe adaptor end is smooth and chamfered to prevent possible damage to the sealing gasket of the boiler vent pipe adaptor (coaxial). -
Page 75: Vent Termination Location Requirements - Vertical
Single Wall Venting (Room Air Dependent) Component Installation Guide (continued) Vent termination location requirements - vertical The vent must be installed observing local regulations in addition to National Codes, CAN/CSA-B149.1 or 2 (for installations in Canada) or ANSI-Z223.1 or NFPA 54 (for installations in the U.S.A.). See table below for the following two conditions. -
Page 76: General Installation Examples - Vertical
Single Wall Venting (Room Air Dependent) Component Installation Guide (continued) General installation examples - vertical Fig. 68 Fig. 69 Fig. 70 Sloped roof installation Flat roof installation Sloped roof installation with offset IMPORTANT Ensure that the venting system is properly supported; the Vitodens boiler is not designed to support the weight of the venting system. -
Page 77: Equivalent Vent Length Calculation Example - Vertical
Single Wall Venting (Room Air Dependent) Component Installation Guide (continued) Equivalent vent length calculation example - vertical Equivalent vent length calculation example (stainless steel system) Vitodens 200-W, WB2 15-60 2 x 90º elbow 6 ft./1.8 m ......2 x 45º... - Page 78 5285 268 v3.8...
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- Page 80 Viessmann Manufacturing Company (U.S.) Inc. Viessmann Manufacturing Company Inc. 45 Access Road 750 McMurray Road Warwick, Rhode Island • 02886 • USA Waterloo, Ontario • N2V 2G5 • Canada Tel. (401) 732-0667 • Fax (401) 732-0590 Tel. (519) 885-6300 • Fax (519) 885-0887 www.viessmann-us.com •...
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