A.O. Smith 750 & 1000 Lb/Lw Exhaust, Drain & Water Inlet Assembly Parts List, Description, Model

LB/LW EXHAUST, DRAIN & WATER INLET ASSEMBLY PARTS LIST

Item	Description	Model 500	Model 750	Model 1000
1	Clamp, Hose (Large)	191794-1	191794-1	............ 191794-1
2	Clamp, Hose (Small)	191794-3	191794-3	............ 191794-3
3	Nut, Hex	191817-1	191817-1	............ 191817-1
5	Drain, Flange	191620	191620	191620
6	Drain, Flange Assembly	191625	191625	191625
7	Elbow	191664	191664	191664
9	Gasket, Drain	191622	191622	191622
10	Gasket, Vent	191683	191683	191683-1
11	Nipple	20373-15	20373-15	............ 20373-18
12	Nut, Hex 1/4" (Serrated)	210226	210226	210226
13	O-Ring	191556-1	191556-1	............ 191556-1
14	Plate, Drain Seal	191626	191626	191626
15	Pump Assembly, Circulator (LW Models)	211611	211612	211538
16	Tube Assembly, Inlet (LW Models)	210897-1	210897-2	.............. 192308
17	Tube Assembly, Primary (LB Models)	210901	210901	192225
18	Tube Assembly, Primary (LW Models)	210900	210900	192388
19	Tubing, Condensate	191746-24	191746-24	.......... 191746-24
20	Tubing, Pressure	191562-26	191562-26	.......... 191562-26
21	U-Bolt Assembly	191938	191938	191938
22	Valve Drain	26273	26273	26273
23	Vent Assembly	210499	210499	210494
24	Vent Flange	191685-4	191685-4	............ 191685-5
25	Washer, Plain	76820-18	76820-18	............ 76820-18
26	Vent Support, Bracket (1000 Model Only)	- - - - -	- - - - -	192194
27	Vent, Restricting Ring (500 Model Only)	191923-2	- - - - -	- - - - -
28	Vent, Restricting Ring (Series 301 LP)	- - - - -	- - - - -	191923-1

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