A.O. Smith SLW/LB: 1000, 981 Series LB/LW 1000 NATURAL GAS TRAIN/BLOWER ASSEMBLY, Description

LB/LW 1000 NATURAL GAS TRAIN/BLOWER ASSEMBLY

Item	Description	Part No.	Item Description			Part No.
1 ....	Blower	192195	24	.... Orifice, Air (Series 980 - Nat. Gas)		192737-3
2 ....	Blower Adapter Assembly	192215-1		.... Orifice, Air (Series 981 - L.P. Gas)		192737-2
3 ....	Blower Manifold Assembly	192217	25	.... Orifice, Union	See Orifice Table Below
4 ....	Bracket, Blower	210214	26	.... Plug, 1/8" Pipe		3348
5 ....	Clamp, Hose	191794-3	27	.... Port, Observation Lower		191572
6 ....	Elbow, 1-1/4"	192216	28	.... Port, Observation Upper		191572-1
7 ....	Elbow, Union 1-1/4"	86506-1	29	.... Screen, Air Inlet		192220-1
8 ....	Flange, Observation Port	191573	30	.... Screw, Cap 1/4"		190960-2
9	Gasket, Blower Air Inlet	192213
			31	.... Screw, Flathead #8-32 x 1/2"		191542
10	Gasket, Burner	191564
			32	.... Screw, Flathead #8-32 x 3/4"		191542-1
11	Gasket, Manifold	191565
			33	.... Switch, Low Gas Pressure		191149-1
12	Gasket, Port (1/8" Thick)	191576
			34	.... Shutter, Blower		192593
14	Manifold Assembly - Air/Gas	192309
			35	.... Shutter Flange		192592
15	Nipple, Close 1/8"	191147-3
			36	.... Tee, 1/8"		40119
16	Stainless	191772-1
	Nipple, CloseLB/LW					191633
17	Nipple, Tapped	86505-3	37	.... Tee, Pressure
			38	.... Tubing, Pressure		191562
18	Nipple, 1-1/4" x 38 1/2"	86505-28
			40	.... U-Bolt Assembly (Gas Train)		191938-3
19 ....	Nipple, 1-1/4" x 28 3/4"	86505-27
20 ....	Nipple, 1-1/4" x 2"	86505	41	.... Valve, Main Gas		78481-3
21 ....	Nipple, 1-1/4" x 3"	86505-2	42	.... Valve, Firing		3423-3
22 ....	Nipple, 1-1/4" x 4"	86505-6	43	.... Valve, Solenoid Gas		192189
23 ....	Nut, Hex 1/4”	170272	44	.... Washer, Lock 1/4"		1006

DETAILBACKVIEW

LEGENDORIFICE TABLE

Natural	Propane	Size	Elevation
Gas	Gas	(inches)	(Feet)
192222	---	0.555	0-2000
192222-1	---	0.537	2001-3000
192222-2	---	0.533	3001-4000
---	192739	0.333	0-2000
---	192739-1	0.329	2001-3000
---	192739-2	0.325	3001-4000

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