Weil-McLain GV Series 4 User's Manual
Contents
1. sealed combustion Non Direct vent Uses inside combustion air with no combustion air connector piping Properly locate vent termination Follow instructions on this page when determining vent location to avoid possibility of severe personal injury death or substantial property damage 1 When using direct vent method Refer to separate instructions packed with Weil McLain direct vent termination kit and vent pipe manufacturer s instructions for additional locations 2 Forlocation of non direct vent vertical termination see vent pipe manufacturer s instructions 3 Gases will form white plume in winter Plume could obstruct window view 4 Prevailing winds could cause freezing of condensate and water ice buildup on building plants or roof 5 Locate or guard vent to prevent accidental contact by people or pets 6 Do not terminate vent in window well stairwell alcove courtyard or other recessed areas 7 Non Direct vent installations only Vent must 10 11 12 13 14 15 16 ive 18 19 terminate more than 4 feet below or to side of all doors or windows Vent must terminate more than 1 foot above grade or anticipated snow line In addition vent termination must be at least 7 feet above public walkway and 3 feet above any forced air intake within 10 feet Stay well away from trees shrubs and decorative items Site conditions may dictate greater clearances See Figure 12. Vent must terminate at least 4 feet horizontally and in no case above or below unless a 4 foot horizontal distance is maintained from electric meters gas meters regulators relief valves and other equipment Locate or guard vent to prevent condensate from damaging exterior finishes Do not extend exposed vent pipe outside of building Condensate could freeze and block vent pipe Vent must terminate at least 6 feet away from adjacent walls Do not terminate vent closer than 5 feet below roof overhang Do not terminate vent above any door or window Condensate can freeze causing ice formations Do not use existing chimney as raceway if another appliance or fireplace is vented into or through chimney Do not connect e Any other appliance to vent pipe e Multiple boilers to a common vent pipe Do not wrap or insulate vent pipe and fittings Canadian installations See B149 1 or B149 2 Installation Code A gas vent extending through an exterior wall shall not terminate adjacent to the wall or below building extensions such as eaves parapets balconies or decks Failure to comply could result in severe personal injury death or substantial property damage Figure 1 Vent termination locations Forced air intake 3 feet KO l If within 10 feet a Part number 550 110 266 0601 A 1 foot 26608 GOLD GV Series 3 amp 4 Z V
3. Intake Termination Assembly Instructions if using Weil McLain Vent Air Intake Termination Kit OR GV Water Boiler Series 3 amp 4 Direct Vent Through Roof or Through Unused Chimney Venting Supplement if using Weil McLain Through Roof or Through Unused Chimney Termination Kit Z Vent II manufacturer s instructions supplied with vent material For installations above 5 500 feet use only direct vent ducted combustion air when sidewall venting All of the vertical through roof or through unused chimney methods in this Venting Supplement are acceptable and can result in severe personal injury death or substantial property damage if ignored Part number 550 110 266 0601 GOLD GV Series 3 amp 4 Z Vent Il Venting Supplement Combustion air supply Special note Refer to GV Boiler Manual for sizing free area of combustion ventilation air openings All boilers experience some condensation in section assembly during start up Unlike most conventional boilers condensation is minimized in the GV Boiler by a built in mixing system maintaining boiler return water temperature above 130 F during steady state operation Flue gas condensate is slightly acidic In most cases pH level is not harmful to vents or drains When combustion air is contaminated by vapors from products and areas listed in Table 1 below condensate acidic levels increase Higher acidic levels attack many materials including stainless steel commonly used in high
4. efficiency systems You may choose to use outside combustion air for any of the following reasons Installation is in an area containing contaminants listed in Table 1 below which will induce acidic contamination You want to reduce infiltration into your home through openings around windows and doors Table 1 Corrosive contaminants Products to avoid Areas likely to have contaminants Spray cans containing chloro fluorocarbons Permanent wave solutions Chlorinated waxes cleaners Chlorine based swimming pool chemicals Calcium chloride used for thawing Sodium chloride used for water softening Paint or varnish removers Hydrochloric acid muriatic acid Cements and glues New building construction Antistatic fabric softeners used in clothes Remodeling areas dryers Chlorine type bleaches detergents and clean Garages with workshops ing solvents found in household laundry rooms Adhesives used to fasten building products and other similar products To prevent the potential of severe personal injury or death check for areas and products listed above before installing boiler If found remove products permanently OR provide outside combustion air 2 Part number 550 110 266 0601 GOLD GV Series 3 amp 4 Z Vent Il Venting Supplement Vent termination Venting method definitions Direct vent Uses outside combustion air with combustion air connector piping sealed at all joints and seams Also known as
5. 6 below Can cause severe personal injury death or substantial property damage if ignored Figure 4 GV non direct vent through sidewall using Weil McLain Vent Air Intake Termination Kit See WARNING above Slope vent pipe downward toward boiler minimum 1 4 per foot Z Vent Il vent starter tee A v 0 Figure 6 GV non direct vent through sidewall using termina tion coupling See WARNING above PP xN Va MEE Slope vent pipe downward toward boiler minimum Yq per foot Z Vent Il SBEBSSEESSDDEDE vent ers 26604 Z a gE p 26602 Figure7 GV non direct vent through roof See WARNING above KIAN Z Vent Il vent starter tea _ 26605b GOLD GV Series 3 amp 4 Z Vent Il Venting Supplement Installation assembly Connect vent starter tee to boiler Follow the instructions in the GV Boiler Manual to connect the vent starter tee to the boiler Construct vent and optional combustion air run Follow vent pipe manufacturer s instructions for sealing the vent Vent and combustion air connector piping must be sealed gas tight to prevent possibility of flue gas spillage and carbon monoxide emissions result
6. T0O3 SVSTPX03 SVEEWC0345 SVEEWC0390 SVEPWCO03 5 SVEPWC0301 SVEPWC0302 SVEPWC0303 SVEPWC0304 SVEPWC0305 SVSLBX03 382 200 430 Note 2 Figure 2 Boiler output 100 GV 3 99 GV 4 5 a 8 5 GV 5 rS GV 6 96 95 O 20 40 60 80 100 Total equivalent length feet of vent from boiler to vent termination 26700 Part number 550 110 266 0601 GOLD GV Series 3 amp 4 Z Vent Il Venting Supplement Installation continued Select vent method Figure 3 GV direct vent through sidewall using Weil McLain Vent Air Intake Termination Kit AC D A 4 D yr a y j D a o Slope vent pipe downward toward boiler minimum 1 4 per foot Hof D Vent pipe E De Air pipe My ij AA Z Vent Il vent starter tee 26601 Figure 5 GV direct vent using Weil McLain Through Roof or Through Unused Chimney Termination Kit ra ie rO p M EKN IN S lt lt E N N gt SK T y SWS ELS Slope vent pipe downward ae toward A IR boiler e minimum v4 per foot Ke ae B Ko SJ Z Vent Il vent starter tee N y 26603 Part number 550 110 266 0601 For altitudes more than 5 500 feet above sea level Do not use non direct vent through sidewall methods as shown in Figures 4 and
7. WEIL McLAIN cm HP CERTIFIED GOLD GV Water Boiler Series 3 amp 4 Venting Supplement Z Vent Il Special gas vent system vent and combustion air supplement Z Flex Inc Z Vent Il AL29 4C Stainless Steel Special Gas Vent System may be used in new installations of GV 3 through GV 6 boilers Hazard definitions The following defined terms are used throughout these Instructions to bring attention to the presence of hazards of various risk levels or to important information concerning the life of the product CAUTION NOTICE 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 To the installer This Venting Supplement must only be used by a qualified installer service technician Read these Instructions completely before beginning the installation Failure to follow all instructions can cause severe personal injury death or substantial property damage To install a new vent system follow instructions in e This Venting Supplement GV Boilers Vent Air
8. cturer s instructions for proper manufacturer s instructions for proper installation of installation of vent runs including slope and support vent runs including slope and support jae Al JX A A L i 7 A i A ak yay at A a rae Z Vent Il Z Vent Il A vent starte vent starter te 26604b 26605b Part number 550 110 266 0601 GOLD GV Series 3 amp 4 Z Vent Il Venting Supplement Installation assembly continued Finish the vent installation Figure 11 Installation of condensate tubing Installing condensate tubing 1 See Figure 11 to install condensate tubing provided by others Use condensate pump if floor drain is ava Z Vent Il higher than condensate drain on boiler M vent starter tee If required S use a low profile pump OR set boiler on foundation see GV Boiler J A gt Manual to allow gravity flow to discharge i 2 Size pump in gal hr boiler model A 0 78 GV 3 JSZ 1 17 GV 4 ae 1 56 GV 5 i l 1 95 GV 6 5 8 O D tubing ANT provided by Refer to pump manufacturer s instructions Drain to a non freezing area others If vent pipe or combustion air pipe must be reassembled When vent pipe or combustion air pipe is disconnected for any reason it must be reassembled and resealed according to this Venting Supplement the direct vent termination kit instructions and the vent pipe manufacturer s instructions Sealant recommended by v
9. ent Il Venting Supplement Installation Pre installation planning 1 Follow national state local or provincial codes or regulations when venting GV boiler 2 Choose vent method from those shown on page 5 3 Select vent run components from Table 2 Table 3 states maximum vent run lengths and number of elbows Do not exceed data in Table 3 See Figure 2 for slightly reduced boiler output Table 2 Parts list Description Z Flex Inc Part Number Note 1 GV starter tee GV termination coupling 45 elbow 90 elbow 6 pipe 1 pipe 2 pipe 3 pipe 4 pipe 5 pipe Locking band Weil McLain Vent Air Intake Termination Kit Weil McLain Through Roof or Through Unused Chimney Termination Kit 382 200 435 Note 2 Notes 1 Z Flex Inc part number Parts available through Z Flex Inc 2 Weil McLain part number Parts available through Weil McLain distributor Table 3 Vent and combustion air connector piping lengths and number of elbows Maximum vent Total number of elbows amen _fefets s e 7 oe cst GVS 10 60 70 s00 40 20 20 ovs 60 50 0130 20 10 If installing with direct vent method use same maximum run length and number of elbows from step 2 Vent and combustion air connector piping configurations must match Use suitable 3 material for combustion air connector piping such as Dryer vent Galvanized steel PVC 3 LD Refer to vent termination WARNING item 19 on page 3 SVEVS
10. ent pipe manufacturer must be used as indicated in their instructions Vent and combustion air connector piping must be sealed gas tight to prevent possibility of flue gas spillage and carbon monoxide emissions resulting in severe personal injury or death Weil McLain WEIL McLAIN 500 Blaine Street http www weil mclain com 8 Part number 550 110 266 0601
11. ing in severe personal injury or death Follow Z Vent II manufacturer s instructions to construct vent run and for methods of supporting vent runs e Clean joints before sealing See vent pipe manufacturer s instructions to clean joints e Use their specified sealant maximum 250 F flue temperature Do not use screws Do not mix types or manufacturers of vent materials e Maintain minimum one inch clearance from combustible materials to vent pipe 0 clearance for noncombustible materials Install vent pipe with seams on top of vent runs If needed male end of vent pipe may be cut to provide correct length See vent pipe manufacturer s instructions for use If installing with direct vent through sidewall method use instructions provided with Weil McLain Vent Air Intake Termination Kit See Figure 3 on page 5 Connect vent run to termination Venting through sidewall 1 4 If using Weil McLain Vent Air Intake Termination Kit see instructions provided in that kit Applies to direct Figure 3 page 5 or non direct vent Figure 4 page 5 method If using non direct method with termination coupling only see Figures 8 and 9 Ifpassing through noncombustible wall provide hole diameter large enough to insert the slip connector through Sleeve and spacers are not required Maintain minimum one inch clearance from combustible materials to vent pipe 0 clearance for noncombustible materials Refer to vent terminatio
12. n WARNING item 19 on page 3 Venting through existing chimney or roof l Direct vent method follow instructions supplied in Weil McLain Through Roof or Through Unused Chimney Termination Kit to assemble termination Non Direct vent method only through the roof not through chimney Vent pipe must extend through roof flashing jacket or thimble See Figure 10 Vent may pass through floor inside wall or concealed space when installed according to vent pipe manufacturer s instructions Maintain minimum one inch clearance from combustible materials to vent pipe Part number 550 110 266 0601 GOLD GV Series 3 amp 4 Z Vent Il Venting Supplement Installation assembly continued Figure 8 Sidewall termination installation non direct venting 14 to 3 4 between stop on termination and metal plate Spacers 2 to support and center vent in sleeve through 4 hole for combustible wall Pipe section 4 galvanized sleeve x Metal plate Spacers 2 to support and center vent in sleeve at Pipe section Sealant a Gy Termination coupling 26609 Figure9 Non direct vent through sidewall Figure 10 Non direct vent through roof using termination coupling Follow Z Vent II Follow Z Vent II manufa
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