A.O. Smith 974 Series Water Heater User Manual


 
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BTH 300A BTH 400A
Item Description 974/975 974/975
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.
EXHAUST ELBOW, VENT KIT & BLOWER INTAKE PARTS
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