A.O. Smith 974 Series Parts List page 6

Item Description
EXHAUST ELBOW AND FITTINGS
1 Adapter, Hose Fitting ....................................................................................................... 192472 ............. 192472
2 Elbow, 90° ....................................................................................................................... 195294 ............. 195294
3 Nipple, Pipe, Closed ........................................................................................................ 194558 ............. 194588
4 Plug, Hex ......................................................................................................................... 194560 ............. 194560
5 Tee .................................................................................................................................. 194559 ............. 194559
6 Tubing .......................................................................................................................... 191746-72 ........ 191746-72
7 Connector, Exhaust ......................................................................................................... 192636 ............. 192636
8 Hose Clamp, 3" ............................................................................................................... 192696 ............. 192696
9 Hose Clamp, 4.5" ............................................................................................................ 192697 ............. 192697
VENT KIT PARTS
10 Elbow w/Screen ............................................................................................................... 192815 ............. 192815
11 Intake Terminal ............................................................................................................... 182167 ............. 182167
12 Wall Plates (2 Req'd) ....................................................................................................... 181557 ............. 181557
13 Silicone Sealer, 2 oz. tube ............................................................................................... 181564 ............. 181564
BLOWER INTAKE PARTS
14 Coupling .......................................................................................................................... 182094 ............. 182094
15 Hose Clamp..................................................................................................................... 194838 ............. 194838
16 Tube, Intake .................................................................................................................... 194923 ............. 194923
17 Vent Terminal, Intake ...................................................................................................... 196745 ............. 195736
# Dash number indicates inches.
* Not Illustrated.
15
14
15
13
EXHAUST ELBOW, VENT KIT & BLOWER INTAKE PARTS
12
17
16
6
BTH 300A BTH 400A
974/975 974/975
11