Instruction/ maintenance manual of the product PFG-7 Weil-McLain
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P ar t No . 550-110-641/0605 Read all instructions befor e installing Installer Leav e all instruct ions with boiler for futur e referenc e. An y cla ims for dam age or sh ortage in shi pment must be filed immediat ely agai nst the transpor tation co mpany by the c onsignee.
P ar t Number 550-110-641/0605 2 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al Codes Installation must comply w ith all local codes, laws, regu lations and or dinanc es. Als o Un ited Stat es N ational Fuel Gas Code ANSI Z223.1-latest edition.
P ar t Number 550-110-641/0605 3 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al Combustion air and ventilation openings Comb ustion air and ve ntilation openi ngs must compl y w ith Sec- tion 5.3, Air for Combustion and V entilation, of N ational Fuel Gas Code ANSI Z223.
P ar t Number 550-110-641/0605 4 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al Chimney or vent requir ements (also refer to Breaching erection, P age 12) V enting must be insta lled acc ord ing to P ar t 7, V enting of Equipment, of N ational Fuel Gas Code, ANSI Z223.
P ar t Number 550-110-641/0605 5 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al Boiler foundation Never i nsta ll b oile r o n co mbus tib le flo ori ng or carpeting , even if a concrete or aerated foundation is used. S ev ere personal injur y , death or substantial property damage can result.
P ar t Number 550-110-641/0605 6 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al Figure 2a Minimum recommended pipe sizes (Supply and return sizes refer to minimum size of pipe connected to the boiler for 20°F temperature drop between supply and retur n.
P ar t Number 550-110-641/0605 7 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al U se circulators or zone valves in each circuit for multiple circuit applications. Filling the system 1. Clos e manual air vent s, drai n cock, and autom atic air vent, if used.
P ar t Number 550-110-641/0605 8 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al Bypass piping Bypass piping is not normall y requi red on any baseboar d system. Bypass piping should be used for the following instal- lations. (Bypass, supply , and return piping should be same size.
P ar t Number 550-110-641/0605 9 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al External heat exchangers The PFG boiler can be used w ith a storage tank/heat ex changer unit for domestic hot water .
P ar t Number 550-110-641/0605 10 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al If boi ler is to be pr opa ne fir ed , a co n v ers ion kit must be used. Failure to use kit or to proper ly in stal l kit w ill result in se vere personal injur y , death or substantial property damage.
P ar t Number 550-110-641/0605 11 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al Figure 5a Leak test valv e (model PFG-8 ONL Y) Figure 5 Gas supply piping.
P ar t Number 550-110-641/0605 12 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al Draft hood installation Sec ure the draft hood to the ou tlet at the top of th e boil er with sheet metal screws. The bottom of the draft hood or “skirt” must hav e the clearance dimension above the jacket to p panel as indicated on the draft hood.
P ar t Number 550-110-641/0605 13 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al Figure 6 T ypical wiring – zoning with zone v alves Wiring multiple zones Re fer to zone valve manufacturer’ s literature for wiring and application.
P ar t Number 550-110-641/0605 14 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al ❏ Check to make sure base insulation is secure. See "T o inspect base insulation," page 17.
P ar t Number 550-110-641/0605 15 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al Also Refer to Ad ditional Instructions Shipped With The Boiler For Specific Contr ol Operation and T roubleshooting. V erify Proper Operation After Servicing.
P ar t Number 550-110-641/0605 16 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al Suggested Minim um Ser vice Sc hedule for Qualified Service T echnician Only Beginning of each heating season: 1. Annual service call by a qualified serv ice agency .
P ar t Number 550-110-641/0605 17 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al Check main burner flames: 1. Pr oper burner flame - Y ellow-orange streaks may appear - caused by dust. 2. Impro per flame a) Overfir ed - Flames large.
P ar t Number 550-110-641/0605 18 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al Inspect venting system: 1. Check v enting syste m at least once a month during heating season. W ith boiler in operation (at least 5 minut es), hold a candle or match below lower edge of draft hood “skirt.
P ar t Number 550-110-641/0605 19 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al Common problems and possible solutions.
P ar t Number 550-110-641/0605 20 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al Item Description Part Number 1 Draft hood: PFG-5 (7” x 7” dia x 24.45”) PFG-6 (8” x 8” dia x 27.80”) PFG-7 (9” x 9” dia x 31.05”) PFG-8 (9” x 9” dia x 36.
P ar t Number 550-110-641/0605 21 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al.
P ar t Number 550-110-641/0605 22 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al Factory Fire T ested Insulated Ext ended Jack et Built-In Air Separator Draft Hood (Shipped in separat.
P ar t Number 550-110-641/0605 23 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al * Locate manual main Shu t-Off Gas V alve (where r equired) acc ording to local utility requir ements.
P ar t Number 550-110-641/0605 24 PFG S erieS 7 G aS - Fired W a ter B oiler — B oiler M anu al.
An important point after buying a device Weil-McLain PFG-7 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Weil-McLain PFG-7 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Weil-McLain PFG-7 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Weil-McLain PFG-7 you will learn all the available features of the product, as well as information on its operation. The information that you get Weil-McLain PFG-7 will certainly help you make a decision on the purchase.
If you already are a holder of Weil-McLain PFG-7, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Weil-McLain PFG-7.
However, one of the most important roles played by the user manual is to help in solving problems with Weil-McLain PFG-7. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Weil-McLain PFG-7 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
