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Weil-McLain 550-141-396/0801 manual

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Table of contents for the manual

  • Page 1

    Part number 550-141-396/0801 Electric-Hydr onic Boilers Installation Instructions These Instructions must be used only b y a qualified installer/service technician. Re a d these instructions completely bef ore beg inning. F ailure to follow these instructions can cause sev ere personal injury , death or substantial pr operty damage. W hen calling o[...]

  • Page 2

    Part number 550-141-396/0801 2 PER Series 3 Electric-Hydronic Boilers Installation Instructions Please read before proceeding Failure t o adhe re t o the guid elines on this pag e can res ult in sev er e pers onal inju ry , death or substantial pr oper t y damage. When servicing boiler — • T o av oid electric shock, disc onnect electrical suppl[...]

  • Page 3

    Part number 550-141-396/0801 3 PER Series 3 Electric-Hydronic Boilers Installation Instructions Mounting the boiler N ormally , the bo iler will be installed against a fr ame or masonry wall. If the wal l surface is r ough or uneven , it may be necessary to mount plywood on the wall, then mount the boiler o n the plywood. R efer to “Dimensions ?[...]

  • Page 4

    Part number 550-141-396/0801 4 PER Series 3 Electric-Hydronic Boilers Installation Instructions Piping the boiler After the bo iler is secured to the wall, attac h the suppl y and return piping. R efer to T able 2 for minimum pipe sizes. Install manual shu t-off valves in the sup ply and r etu rn lines to facilitate se r vicing the boiler . M o del[...]

  • Page 5

    Part number 550-141-396/0801 5 PER Series 3 Electric-Hydronic Boilers Installation Instructions Sequence of operation Call for heat 1. The thermostat contacts c lose, energizing the first co ntactor (2K), the cir culator rela y (1K), and the heate r in the first thermal time delay (H1). 2. Appr oximately 15 sec onds later , the thermal delay co nta[...]

  • Page 6

    Part number 550-141-396/0801 6 PER Series 3 Electric-Hydronic Boilers Installation Instructions Wiring P ar t Number 550-224-719/0801 Legend HIGH VOL T AGE FACTORY WIRING LOW VOLTAGE FACTORY WIRING HIGH VOL T AGE FIELD WIRING LOW VOLTAGE FIELD WIRING A United Dominion Company Weil-McLain • 500 Blaine St. • Michigan City , IN 46360-2388 Notes: I[...]

  • Page 7

    Part number 550-141-396/0801 7 PER Series 3 Electric-Hydronic Boilers Installation Instructions T roubleshooting Symptom—No heat 1 . Check fuses. Po wer for the contr ol circuit is supplied thr ough the fuses for the heating element, and the circulato r . 2 . If fuses are good, jumper the ther mostat terminal. If boiler starts, check the thermost[...]

  • Page 8

    Part number 550-141-396/0801 8 PER Series 3 Electric-Hydronic Boilers Installation Instructions Operating instructions W ater tr eatment Do not use pet roleum-based c leaning or sealing compounds in boiler system. Sever e damage to boiler will result, causing substantial property damage. Eliminate all leaks. C ontinual fresh mak eup water will redu[...]

  • Page 9

    Part number 550-141-396/0801 9 PER Series 3 Electric-Hydronic Boilers Installation Instructions Check out procedure After filling and purging, start the boiler as follows: ❏ T urn the thermostat to its lowest setting so that there is no call for heat. ❏ Set the limit contr ol as rec ommend ed in the Installation Instructio ns. ❏ T urn on the [...]

  • Page 10

    Part number 550-141-396/0801 10 PER Series 3 Electric-Hydronic Boilers Installation Instructions Maintenance Draining and cleaning Do not drain the boiler during periods of shutdown unless the heating system is expose d to freezing temperatur es. A t the end of each heating season, open the boiler drain cock just long enough to re move an y impurit[...]

  • Page 11

    Part number 550-141-396/0801 11 PER Series 3 Electric-Hydronic Boilers Installation Instructions Handling fiberglass materials REMO V AL OF FIBERGLASS WOOL — OR — INST ALLA TION OF FIBERGLASS WOOL , COMBUSTION CHAMBER LINING OR BASE P ANELS : This product c ontains fiberglass jacket insulation and ceramic fiber mat erials in combustion chamber [...]

  • Page 12

    Part number 550-141-396/0801 12 PER Series 3 Electric-Hydronic Boilers Installation Instructions Dimensions 39603 Incoming power 1 ¼ " conduit 6 ½ " 2 ¼ " 19 " 5 8 / 31 " 3 16 / 14 " 5 16 / 8" 15 16 / 2" 15 16 / 28 " 5 8 / 7" 1 16 / 19 " 1 16 / 2" 7 16 / A utomatic air vent ½ " 1 [...]

  • Page 13

    Part number 550-141-396/0801 13 PER Series 3 Electric-Hydronic Boilers Installation Instructions 60% 70% 80% 90% 100% 200 210 220 230 240 In p u t V o lta g e P ercen t o f Rated C a p acity 39601 Ratings DOE Required wire sizes and weights Boiler model number DOE heating capacity Boiler input Number of elements Element size Total amperes Volts pha[...]

  • Page 14

    Part number 550-141-396/0801 14 PER Series 3 Electric-Hydronic Boilers Installation Instructions P arts This boiler co ntains fiberg lass materials. U se care when handling these materials per instructions on page 11 of this manual. Failure to c omply c ould result in sever e personal injur y . Item number Description Weil-McLain part number Item n[...]

  • Page 15

    Part number 550-141-396/0801 15 PER Series 3 Electric-Hydronic Boilers Installation Instructions P arts continued The following items ar e available but ar e not sho wn in the Parts drawing Description Weil-McLain part number Jacket door latch 562-850-089 Terminal block 512-050-013 Marker strip 590-850-020 Limit control 510-350-061 Circulator relay[...]

  • Page 16

    16 Part number 550-141-396/0801 W eil-McLain Limited W arranty for Residential & Commercial Cast Iron Boilers ◆ ◆ ◆ ◆ ◆ RESIDENTIAL W A TER W ARRANTY—Limited Lifetime ◆ ◆ ◆ ◆ ◆ RESIDENTIAL STEAM W ARRANTY—Limited 10 Y ear ◆ ◆ ◆ ◆ ◆ COMMERCIAL W ARRANTY—Limited 10-Y ear NO TE: The residential steam and water w[...]