Overview of Primary Product

Part Number 550-141-186/0914
36
LGB 3ERIES'AS&IRED"OILER"OILER-ANUAL
14
Ratings - Steam
:
1 Add to boiler number “S” for Steam, “W” for Water.
2 -"(THOUSANDSOF"45HOUR
3 .ET!(2)RATINGSAREBASEDONNETINSTALLEDRADIATIONOFSUFlCIENT
QUANTITYFORBUILDINGREQUIREMENTS$ONOTADDONFORNORMAL
PIPINGANDPICKUP7ATERBOILERSARERATEDATPSIGMAXIMUM
working pressure. Water ratings are based on piping and pickup
ALLOWANCEOF
Additional allowance should be made for gravity hot water sys-
tems or unusual piping and pickup loads. Ratings shown are for
ELEVATIONSUPTOFEET&ORRATINGSABOVEFEETREDUCE
ATRATEOFPERCENTPERFEETABOVESEALEVEL
4 3LINGLENGTHISFEETPERBOILER
5 !TWENTYFOOTCHIMNEYHEIGHTMAYBEUSEDINMOSTCASESBASEDONUSINGASIXFOOT
(6’) length of connector for breeching of the size shown from the nearest draft hood
OUTLETTOTHECHIMNEYORVENTWITHNOT MORETHANONE  STANDARDSLOPINGTYPE
ELBOW#ONSULTTHE.ATIONAL&UEL'AS#ODE!.3):FORACTUALSIZING)FINDIVIDUAL
vertical vents are to be used, each vent diameter should be the same size as the respective
draft hood outlet and the height may be reduced to five feet (5’) measured above the
draft hood outlet.

(Note 3)
Boiler
Model
Number
(Note 1)
Heating
Medium
Input
MBH
(Note 2)
Gross
Output
MBH
(Note 2)
Net
Rating
Steam
MBH
(Note 2)
Boiler
H.P.
Sq. Ft.
Steam
Boiler Water
Content
Gallons
Approx.
Shipping
Weight
Assembled
Block
Weight
Complete
Packaged
Boiler
Weight
Chimney
Breeching
Size (I.D.)
Steam
(to
Waterline)
Water-
Gallons lbs.
Models PLGB
(Note 4)
Inches
(Note 5)
LGB-4 Steam 400 312 234 9.7 975 23.2 36.5 1185 975 1600 10
LGB-5 Steam 520 409 307 12.6 1279 28.9 45.6 1455 1200 1800 12
LGB-6 Steam 650 514 386 15.7 1607 34.6 54.7 1725 1425 2000 12
LGB-7 Steam 780 619 464 18.9 1936 40.3 63.9 2005 1650 2300 12
LGB-8 Steam 910 724 543 22.0 2264 46.0 73.0 2290 1900 2500 14
LGB-9 Steam 1040 829 622 25.2 2591 51.9 82.1 2560 2125 2800 14
LGB-10 Steam 1170 934 701 28.3 2918 57.6 91.2 2800 2375 3100 16
LGB-11 Steam 1300 1039 779 31.5 3246 63.4 100.4 3105 2600 3300 16
LGB-12 Steam 1430 1144 858 34.6 3576 69.1 109.5 3365 2850 3500 16
LGB-13 Steam 1560 1239 929 37.8 3868 74.9 118.6 3785 3100 4100 16
LGB-14 Steam 1690 1344 1015 40.9 4228 80.7 127.7 4085 3330 4300 16
LGB-15 Steam 1820 1449 1102 44.0 4592 86.4 136.9 4355 –– –– 16
LGB-16 Steam 1950 1552 1188 47.2 4950 92.2 146.0 4725 –– –– 17
LGB-17 Steam 2080 1658 1276 50.3 5316 98.0 155.1 4975 –– –– 17
LGB-18 Steam 2210 1764 1364 53.5 5682 103.6 164.2 5270 –– –– 18
LGB-19 Steam 2340 1867 1448 56.6 6034 109.5 173.4 5540 –– –– 18
LGB-20 Steam 2470 1974 1533 59.8 6384 115.3 182.5 5820 –– –– 19
LGB-21 Steam 2600 2077 1613 62.9 6720 121.0 191.6 6080 –– –– 19
LGB-22 Steam 2730 2184 1696 66.1 7065 126.8 201.2 6365 –– –– 19
LGB-23 Steam 2860 2288 1776 69.2 7402 132.5 209.8 6625 –– –– 20