A.O. Smith 981 Series Water Heater User Manual


 
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LB/LLB/L
LB/LLB/L
LB/L
WW
WW
W
Item Description Part Number
1..... Bracket .................................................. 191602
2..... Burner and Cone Assembly ...................191850-2
3..... Combustion Chamber Asembly .............192129-1
4..... Connector, Hose ..................................... 191765
5..... Coupling, Flexible w/Gasket ..................191780-1
6..... Cover Outer ............................................ 210404
7..... Gasket, Outer........................................191563-1
8..... Gasket, Burner ......................................191564-1
9..... Gasket, Inner.......................................... 191563
10 .... Housing Assembly ................................191627-4
11..... Ignitor ..................................................... 192334
12 .... Insulation, Burner ................................... 191618
13 .... Nut, Manifold .........................................191555-1
14 .... O-Ring ...................................................191556-2
15 .... Probe, Outlet Temp./ECO ....................... 210572
LB/LW 1000 WATERWAYS & COMBUSTION CHAMBER PARTS LIST
16 .... Probe, Inlet Temp ................................... 210571
17 .... Screw, Machine #8-32/ 3/8" Long, SST .. 210444
18 .... Screw, Machine #8-32/ 1" Long, SST ..... 191770
19 .... Sealer, Silicone (not shown) ..................191482-1
20 .... Sensor, Flame ........................................ 210421
21 .... Spacer Ring ..........................................191554-1
22 .... Switch, Safety Flow................................ 210176
23 .... Tee Assembly......................................... 192387
24 .... Tube Assembly, Primary (LW Models) .... 192388
24 .... Tube Assembly, Primary (LB Models) ..... 192225
25 .... Tube Assembly, Outlet ........................... 210426
26 .... Tube Assembly, Secondary .................... 192386
27 .... Washer, Flat #8 SST .............................. 191768
28 .... Restrictor-Air, Top Cover ........................191926-1
Item Description Part Number