Weil-McLain Evergreen 220 Instructions Manual
Condensing gas boiler; direct exhaust venting kit
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- User manual (132 pages) ,
- Advanced manual (52 pages) ,
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Direct Exhaust Venting Kit Instructions
Evergreen
®
STOP!
Read before proceeding
Hazard definitions
The following defined terms are used throughout this in-
struction to bring attention to the presence of hazards of
various risk levels or to important information concerning
the life of the product.
Indicates presence of hazards that will cause
severe personal injury, death or substantial
property damage.
Indicates presence of hazards that can cause
severe personal injury, death or substantial
property damage.
Indicates presence of hazards that will or
can cause minor personal injury or property
damage.
Indicates special instructions on installation,
operation or maintenance that are important
but not related to personal injury or property
damage.
These instructions must only be used
by a qualified installer/service techni-
cian
. Read all instructions completely before
beginning the installation. Failure to follow all
instructions can cause severe personal injury,
death or substantial property damage.
The boiler contains ceramic fiber and fi-
berglass materials. Use care when handling
these materials per instructions in the Boiler
Manual, available on-line at Weil-McLain.
com. Failure to comply could result in severe
personal injury.
220/299/300/399 — Kit part number 383-500-769
CONDENSING GAS BOILER
220/299/300/399
You must read and have the Evergreen
manual with you to proceed with these in-
structions.
Follow all instructions in this instruction and
the Evergreen
boiler manual to access and
®
service components. The parts provided in
this kit are required to complete the setup for
Direct Exhaust Venting.
The boiler manuals are available on-line at
Weil-McLain.com
Part number 550-100-156_0917
®
boiler
®
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Table of Contents
Related Manuals for Weil-McLain Evergreen 220
Summary of Contents for Weil-McLain Evergreen 220
- Page 1 The boiler contains ceramic fiber and fi- berglass materials. Use care when handling these materials per instructions in the Boiler Manual, available on-line at Weil-McLain. com. Failure to comply could result in severe personal injury. Part number 550-100-156_0917...
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Page 2: Installation Instructions
220/299/300/399 ® – Instructions Direct Exhaust Venting Evergreen Direct Exhaust Vent Kit P/N 383-500-769 contents: ® Item Description Part No. Plate Intake/Exhaust Air Interior 460-000-000 Plate Intake/Exhaust Air Exterior 460-000-001 560-907-632 Vent Screen 3 In Mesh 304 Stainless Steel 560-907-631 Vent Screen 4 In Mesh 304 Stainless Steel Template Vent/Air Termination Hole 550-100-025... -
Page 3: Venting & Air - General
Maximum vent lengths apply for either 3” or 4” vent and air pipe. If using 3” pipe, provide 4”x 3” tapered reducers at boiler connections and at Weil-McLain vent/air cap termination. Boilers will derate as vent length increases — see rating data on Figure 123, page 129 in the boiler manual for derate amounts. - Page 4 Dura-Vent — FasNSeal™ steel Metal-Fab, Inc. — CORR/GUARD Weil-McLain stainless steel bird screens, 3” or 4” (Included in kit) - see Figure 111, page 117 in boiler manual for part numbers Note 1: System 636 PVC concentric terminations uti- ADAPTERS — AL29-4C piping — Install a PVC-to-stainless lize PVC pipe/fittings certified to ULC S636.
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Page 5: Vent Termination Requirements
220/299/300/399 ® – Instructions Direct Exhaust Venting Vent termination requirements The vent termination must be located to meet all requirements below (also applies to vertical vent terminations). The Figure 3 minimum distance from adjacent public walkways, adjacent buildings, openable windows and building in the National Fuel Gas Code, ANSI Z223.1/NFPA 54 - latest edition and/or the Natural Gas and Propane Installation Code, CAN/ CSA B149.1. -
Page 6: Direct Exhaust - Boiler Room Air Openings
220/299/300/399 ® – Instructions Direct Exhaust Venting DIRECT EXHAUST — Boiler room air openings Combustion air provision Special considerations Tight construction Evergreen® boiler can use inside air if no contaminants are present in the boiler space. (If contaminants are likely to be ANSI Z223.1/NFPA 54 - latest edition, defines unusually tight present, install the boiler as a direct vent appliance, using the construction where:... -
Page 7: Air Openings
220/299/300/399 ® – Instructions Direct Exhaust Venting DIRECT EXHAUST — Boiler room air openings (continued) ® Figure 4 Evergreen Provisions for combustion Combustion and ventilation air openings for for Direct Exhaust installations. and ventilation air to be in accordance with the section “Air for Combustion and Ventilation,” of the National Fuel Gas Code, ANSI Z223.1/NFPA 54 - latest edition, or applicable provisions of the local building codes. -
Page 8: Direct Exhaust - Sidewall
1/4 inch per Prepare wall penetration foot. Prepare the sidewall penetration and secure the sidewall plate as instructed in this section. See “Install Weil-McLain vent/air plate” on page 27 in the boiler manual. Where the vent penetrates an outside... -
Page 9: Termination And Fittings
(or elbow when snorkeled). 7 Snorkel option (to elevate vent termination) — requires bird screen 8 Coupling option — requires bird screen 9 Weil-McLain termination plate option (plate is supplied with boiler) — bird screen not required Part number 550-100-156_0917... -
Page 10: Direct Exhaust - Vertical
220/299/300/399 ® – Instructions Direct Exhaust Venting DIRECT EXHAUST — Vertical Figure 7 INSTALLATION SEqUENCE — Direct exhaust vertical Allowable vent/air pipe materials & lengths Use only the vent materials listed in Figure 2, page 4. Provide pipe adapters if specified. -
Page 11: Direct Exhaust Only
220/299/300/399 ® – Instructions Direct Exhaust Venting Direct Exhaust, air piping and boiler connections Follow termination instructions Figure 8 Boiler vent and air connections Read and follow all instructions for the termination type used before proceeding with this page. Follow all instructions provided by vent pipe manufacturer. - Page 12 220/299/300/399 ® – Instructions Direct Exhaust Venting Part number 550-100-156_0917...