Weil-McLain gold WGO Manual Download | Manualshive

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Part number 550-141-826/1014

This manual must only be used by a qualified heating installer/service technician. BEFORE
installing, read all instructions in this manual and all other information shipped with the
boiler. Perform steps in the order given. Failure to comply could result in severe personal
injury, death or substantial property damage.

• Installation

• Startup

• Maintenance

• Parts

Boiler Manual

Oil-Fired Water Boilers

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Summary of Contents for gold WGO

Page 1: ...BEFORE installing read all instructions in this manual and all other information shipped with the boiler Perform steps in the order given Failure to comply could result in severe personal injury deat...

Page 2: ...ing or writing about the boiler Please have boiler model number and series from boiler rating label and CP number s from boiler jacket burner and controls On page 28 of this manual is space to list CP...

Page 3: ...information 18 Install piping 18 DIAPHRAGM expansion tank Figure 9 page 19 18 CLOSED expansion tank Figure 10 page 19 18 To connect WGO boilers to indirect fired water heaters 18 Piping MULTIPLE ZONES...

Page 4: ...uantity according to system water content Boiler water content is listed on back cover of Boiler Manual Percent of solution will affect sizing of heat distribution units circulator and expansion tank...

Page 5: ...Check for water leaks in boiler and piping also check for leaks around tankless heater plate if installed If found immediately call service technician to repair End of heating season If tankless heat...

Page 6: ...ess reset button on burner primary control only once Repeated presses will deposit oil in combustion chamber Burner must never be fired when oil is in combus tion chamber Immediately call qualified se...

Page 7: ...lief valve Expansion tank sized too small or water logged Have qualified service technician check expansion tank operation Metal flakes found in flueway Contaminated combustion air supply Remove sourc...

Page 8: ...ent Fluepipeclearancesmusttakeprecedence over jacket clearances Recommended SERVICE clearances 24 inches Front and top 6 inches Left side back and right side 12 inches Right side for burner door swing...

Page 9: ...opening directly or by ducts to the outdoors or to crawl or attic space that freely connects with outdoors Size per below Through outside wall or vertical ducts at least 35 sq in per 1 GPH input 1 sq...

Page 10: ...ilertocombustible material 4 Check level Shim legs if needed 5 Check for secure placement of insulation on target wall chamber floor and burner door 6 Visually check a Flue collector hood seal b Burne...

Page 11: ...boiler packaged boilers only continued Figure 3 Change from back flue outlet to top flue outlet optional Instructions for packaged boilers continued on page 15 Part number 550 141 826 1014 11 GOLD WGO...

Page 12: ...rings for reas sembly 3 Move divided block to location 4 Clean port openings with clean rag Do not use petroleum based compounds to clean openings Damage to system components can result causing proper...

Page 13: ...shers and nuts Tighten nuts until collector hood makes contact with Tinnerman clip 5 Flue Cap Back flue outlet boiler Position flue cap and strap over opening in flue collector hood Make sure rope in...

Page 14: ...sed for controls Figure 5 Control tapping locations Front section E3 R1 C L B1 H N Location Size Function B1 1 Return piping B2 1 Alternate return piping for A B WGO C 1 Supply piping E3 1 4 Pressure...

Page 15: ...Drain valve Circulator For P WGO and A WGO boiler 1 Secure universal mounting flange and gasket to burner mounting door Use three bolts provided 2 Secure burner on flange with three bolts 3 Position b...

Page 16: ...mber of tees and elbows or other obstructions restricting combustion gas flow can result in possibility of condensation flue gas leakage and carbon monoxide emissions which can lead to severe personal...

Page 17: ...on Typical location for barometric control Also see control manufacturer s instructions Flue pipe bracket One on each side of pipe Typical location for barometric control Also see control manufacturer...

Page 18: ...here freezing could occur Do not plug valve or place any obstruction in discharge line DIAPHRAGM expansion tank Figure 9 page 19 Make sure expansion tank size will handle boiler and system water volum...

Page 19: ...apping N tapping Circulator Alternate circulator location B1 tapping Relief valve Circulator Closed type expansion tank Isolation valve Circulator Automatic air vent Relief valve To diaphragm expansio...

Page 20: ...strib ute heat to all zones d Separate relay is required for each circulator 4 Zoning with zone valves a Install balancing valves to adjust flow to distrib ute heat to all zones b Separate transformer...

Page 21: ...gravity sys tems use piping as shown in Figure 13 or Figure 14 If system piping is plastic without an oxygen barrier a heat exchanger must be used Legend 1 Isolation valve 2 Flow control valve 3 Circu...

Page 22: ...codes Wiring must be N E C Class 1 If original wire as supplied with boiler must be replaced type 105 C wire or equivalent must be used Supply wiring to boiler and additional control wiring must be 1...

Page 23: ...in flexible metal conduit Connect incoming line voltage HOT wire to service switch and neutral wire to white wire Field install equipment ground wire to green wire with wire nut Service switch 15 amp...

Page 24: ...SERVICE TECHNICIAN ONLY read and follow completely Connect wiring continued Figure 17 Wiring diagram Part number 550 141 826 1014 24 GOLD WGOOIL FIRED NATURAL DRAFT WATER BOILER SERIES 3 Boiler Manual...

Page 25: ...c factory wiring Low voltage factory wiring 2 Install Spill Switch BVSS Wiring Harness P N 591 391 942 as fol lows a Remove cover from BVSS Box b Install straight fitting end of the harness on the BVS...

Page 26: ...ng to prevent breaking in case the tank settles Make swing joints so they will tighten as tank settles Non hardening pipe joint compounds should be used on all threads Do not use Teflon tape as an oil...

Page 27: ...tem water con tent Boiler water content is listed on back cover of manual Percent of solution will affect sizing of heat distribution units circulator and expansion tank Follow antifreeze manufacturer...

Page 28: ...F For multiple zones flow adjusted to distribute heat in all zones Thermostat heat anticipator setting if available set properly Refer to Connect wiring page 22 Boiler cycled with thermostat Raise to...

Page 29: ...eel make sure blower wheel turns freely oil burner motor if required clean air inlet clean or change fuel filter and strainer 8 Make sure boiler is filled with water 9 Start unit and verify combustion...

Page 30: ...door and tighten nut securely Place flue collector hood on top of boiler Secure with hardware from step 2 Maintain a gas tight seal to avoid possible flue gas leak age and carbon monoxide emissions wh...

Page 31: ...disposal Wash potentially contaminated clothes separately from other clothing Rinse clothes washer thor oughly NIOSH stated First Aid Eye Irrigate immediately Breathing Fresh air REMOVAL OF FIBERGLASS...

Page 32: ...eset temperature switch near upper surface of enclosed area See Figure 22 4 Wire switch in series with thermostat See Figure 23 5 Provide two combustion ventilation openings when install ing in confin...

Page 33: ...one inch ventilated air space 3 thick insulation board with one inch ventilated air space All clearances measured from outer surface of equipment to combustible surface not to the protection used App...

Page 34: ...r WGO 6 386 700 339 Item Description Part no F Collector hood kit for WGO 7 450 020 188 F Collector hood kit for WGO 8 450 020 189 F Collector hood kit for WGO 9 450 020 190 G Tie rod 1 2 x 51 2 WGO 7...

Page 35: ...nued Repair parts must be purchased through Weil McLain for the specific boiler as indicated in the list below Results from using modified or other manufactured parts will not be covered by warranty a...

Page 36: ...Includes 1 Flange 1 Gasket 2 Screws and 2 nuts for sizes 5 6 only Weil McLain 381 354 531 7 3 4 NPT well 4 25 long Hydrolevel 592 300 026 8 Junction box wiring harness assembly series 1 A B only Weil...

Page 37: ...VICE TECHNICIAN ONLY read and follow completely Figure 28 Series 3 trim Replacement parts continued 16 Part number 550 141 826 1014 37 GOLD WGOOIL FIRED NATURAL DRAFT WATER BOILER SERIES 3 Boiler Manu...

Page 38: ...502 426 700 252 381 355 771 WGO 5 381 355 494 381 355 593 381 355 503 381 355 504 426 700 254 381 355 505 WGO 6 381 355 494 381 355 593 381 355 506 381 355 507 426 700 256 381 355 508 Table 8 Weil McL...

Page 39: ...ERVICE TECHNICIAN ONLY read and follow completely Figure 29 Boiler jacket Replacement parts continued Part number 550 141 826 1014 39 GOLD WGOOIL FIRED NATURAL DRAFT WATER BOILER SERIES 3 Boiler Manua...

Page 40: ...1 8 28 6 9 1 2 241 3 5 1 16 128 6 4 3 8 Dia 111 1 Burner opening 20 1 4 514 4 6 1 4 158 8 29 9 16 750 9 For 7 dia 177 8 Vent pipe Alternate return A boilers only 7 Dia 177 8 2 9 16 65 1 7 3 16 182 6...

Page 41: ...10 1 2 266 7 13 3 4 349 2 WGO 3 13 1 2 342 9 16 7 8 428 7 WGO 4 13 5 8 345 9 16 7 8 428 7 WGO 5 16 7 8 428 7 20 508 0 WGO 6 20 508 23 1 8 587 2 WGO 7 23 1 8 587 2 26 1 4 666 7 WGO 8 26 1 4 666 7 29 31...

Page 42: ...packaged boiler without burner WGO 3 through WGO 6 only Substitute A for boiler only for use with approved burners as listed with AHRI Available only as an A unit 1 WGO boiler designed with convertibl...

Page 43: ...SERVICE TECHNICIAN ONLY read and follow completely Notes Part number 550 141 826 1014 43 GOLD WGOOIL FIRED NATURAL DRAFT WATER BOILER SERIES 3 Boiler Manual...

Page 44: ...Part number 550 141 826 1014 GOLD WGOOIL FIRED NATURAL DRAFT WATER BOILER SERIES 3 Boiler Manual...

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