Weil-McLain PFG-7 - Manuals

Weil-McLain PFG-7 – Manual in PDF format online.

Manuals:

Manual

Manual Weil-McLain PFG-7

Summary

Page 2 - PFG S; Codes; Section I: Installation; Contents; Read before proceeding; Installation and service certificate

Part Number 550-110-641/0605 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual Codes Installation must comply with all local codes, laws, regulations and ordinances. Also United States National Fuel Gas Code ANSI Z3.1-latest edition. When re- quired, the installation must conform to Standa...

Page 3 - Combustion air and ventilation openings; Note

Part Number 550-110-641/0605 3 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual Combustion air and ventilation openings Combustion air and ventilation openings must comply with Sec- tion 5.3, Air for Combustion and Ventilation, of National Fuel Gas Code ANSI Z3.1-latest edition, or applic...

Page 4 - Chimney or vent requirements

Part Number 550-110-641/0605 4 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual Chimney or vent requirements (also refer to Breaching erection, Page 12) Venting must be installed according to Part 7, Venting of Equipment, of National Fuel Gas Code, ANSI Z3.1- latest edition and applicable...

Page 5 - Figure 1; Boiler foundation; Hydrostatic pressure test

Part Number 550-110-641/0605 5 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual Boiler foundation Never install boiler on combustible flooring or carpeting, even if a concrete or aerated foundation is used. Severe personal injury, death or substantial property damage can result. 1. See Fi...

Page 6 - Figure 2a; Minimum recommended pipe sizes; Boiler piping connections to the heating

Part Number 550-110-641/0605 6 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual 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 return.) Boiler piping connections to the he...

Page 7 - Use circulators or zone valves in each circuit for multiple; Filling the system; Figure 2b; Piping – Closed type expansion tank; Multiple zoning; Figure 2c; Piping – Closed diaphragm type expansion tank

Part Number 550-110-641/0605 7 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual Use circulators or zone valves in each circuit for multiple circuit applications. Filling the system 1. Close manual air vents, drain cock, and automatic air vent, if used. . Fill to correct system pressure. C...

Page 8 - Bypass piping; Bypass piping is not normally required on; Figure 4

Part Number 550-110-641/0605 8 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual Bypass piping Bypass piping is not normally required on any baseboard system. Bypass piping should be used for the following instal- lations. (Bypass, supply, and return piping should be same size.) 1. Use the...

Page 9 - External heat exchangers; glycol is recommended.; Using with refrigeration system

Part Number 550-110-641/0605 9 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual External heat exchangers The PFG boiler can be used with a storage tank/heat exchanger unit for domestic hot water. The boiler/tank combination should be installed and wired in accordance with the tank manufac...

Page 10 - less than; Size and install gas piping; Pipe delivery schedule

Part Number 550-110-641/0605 10 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual If boiler is to be propane fired, a conversion kit must be used. Failure to use kit or to properly install kit will result in severe personal injur y, death or substantial property damage. 3. Remove jacket do...

Page 11 - Figure 5a; Gas supply piping

Part Number 550-110-641/0605 11 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual Figure 5a Leak test valve (model PFG-8 ONLY) Figure 5 Gas supply piping

Page 13 - Typical wiring – zoning with zone valves; Wiring multiple zones; Figure 6; Chain and s-hook installation – Canadian installations only

Part Number 550-110-641/0605 13 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual Figure 6 Typical wiring – zoning with zone valves Wiring multiple zones Refer to zone valve manufacturer’s literature for wiring and application. A separate transformer is required to power zone valves. Zonin...

Page 14 - Installation and Service Certificate; Check off steps as completed.

Part Number 550-110-641/0605 14 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual ❏ Check to make sure base insulation is secure. See "To inspect base insulation," page 17. ❏ Boiler and heat distribution units filled with water? ❏ Automatic air vent, if used, open one turn? ❏ Air p...

Page 15 - Handling ceramic fiber and fiberglass materials

Part Number 550-110-641/0605 15 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual Also Refer to Additional Instructions Shipped With The Boiler For Specific Control Operation and Troubleshooting. Verify Proper Operation After Servicing. Your boiler should be inspected, cleaned and, if nece...

Page 16 - Beginning of each heating season:; Daily during heating season:; causing substantial property damage.; End of each heating season:

Part Number 550-110-641/0605 16 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual Suggested Minimum Service Schedule for Qualified Service Technician Only Beginning of each heating season: 1. Annual service call by a qualified service agency. . Check burners and flueways and clean if neces...

Page 17 - Check main burner flames:; Figure 8; Typical main burner flame; To inspect base insulation:; Figure 7; To place in operation:; PROPANE BOILERS ONLY

Part Number 550-110-641/0605 17 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual Check main burner flames: 1. Proper burner flame - Yellow-orange streaks may appear - caused by dust. . Improper flame a) Overfired - Flames large.b) Underfired - Flames small.c) Lack of primary air - Yellow ...

Page 18 - Inspect venting system:; Figure 9; Section assembly; To replace a boiler section; Failure to use PFG Series 7 intermediates

Part Number 550-110-641/0605 18 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual Inspect venting system: 1. Check venting system at least once a month during heating season. With boiler in operation (at least 5 minutes), hold a candle or match below lower edge of draft hood “skirt.” If fl...

Page 19 - Common problems and possible solutions

Part Number 550-110-641/0605 19 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual Common problems and possible solutions

Page 20 - Section III: Replacement Parts; To avoid personal injury, before replacing any parts on the boiler:

Part Number 550-110-641/0605 0 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual 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 36.55”) 450-021-200450-021-201450-021-202450-021-205 2 Collec...

Page 22 - DOE; Section IV: Ratings and dimensions; Standard equipment; PIDN; SPN

Part Number 550-110-641/0605 PFG S erieS 7 G aS - Fired W ater B oiler — B oiler M anual Factory Fire TestedInsulated Extended JacketBuilt-In Air SeparatorDraft Hood (Shipped in separate carton)Combination Gas ValveNon-Linting Pilot BurnerAluminized Steel BurnersCombination Relay Receptacle and 40 V...