A. O. Smith PGX-30 Parts List

PSD-1-204

RESIDENTIAL WATER HEATER PARTS LIST

MODELS PGX-30, 40, 50

PGXH-30, 40, 50

PGXL-30, 40

SERIES: 248/248E/249

24

T&P RELIEF VALVE

PRESS. *TYPE SIZE RELIEF

150 lbs. T & P 3/4" X 3/4" 210°

Part No. 76527-3

BURNER ASSEMBLY

ALL OTHER MODELS

TEMP.

PRINTED IN U.S.A. 0803

5

A.O. SMITH WATER PRODUCTS COMPANY

5621 W. 115th Street, Alsip, Illinois 60803

PHONE: [phone] • FAX: [phone]

Website: www.aosmithwaterheaters.com • E-mail: [e-mail]

PGX(T) PGX(T) PGX(T)

30 40 50

Item Description 248/249 248/249 248/248E/249

1...................... Anode...................................................................................................183463-29...................... 183463-35 ................... 183463-42 ....................

2.............................. Baffle, Flue ..................................................................................... 181811 ........................... 181811 ......................... 181589 .......................

3.............................. Hanger, Baffle ................................................................................ 181360 ...........................181360 ......................... 181360 .......................

4.............................. Restrictor, Flue ................................................................................. - - - -..............................34894 ........................... 34894 ........................

5...................... BURNER ASS'Y, MAIN - Natural

5...................... BURNER ASS'Y, MAIN - Propane

5...................... BURNER ASS'Y, MAIN

6.............................. Burner, Main - Series 248E Only .......................................................- - - - .............................. - - - - ........................... 183504 .......................

6.............................. Burner, Main - Natural ..................................................................... 182730 ........................... 182730 ......................... 182730 .......................

6.............................. Burner, Main - Propane ................................................................... 182730 ...........................182730 ......................... 182730 .......................

7.............................. Orifice, Main - Series 248E Only ....................................................... - - - -.............................. - - - -........................ 181508-31 ....................

7.............................. Orifice, Main - Natural ...................................................................181508-37...................... 181508-36 ................... 181508-31 ....................

7.............................. Orifice, Main - Propane .................................................................

8.............................. Burner Ass'y, Pilot - Natural

8.............................. Burner Ass'y, Pilot - Propane

9.............................. Thermocouple .................................................................................. 23673 .............................23673 ........................... 23673 ........................

10............................. Tube, Main Burner - Natural

10............................. Tube, Main Burner - Propane

11............................. Tube, Pilot ......................................................................................23925-20........................ 23925-20 ..................... 23925-20 .....................

12............................. Inner ............................................................................................... 183491 ...........................183491 ......................... 183491 .......................

13............................. Outer .............................................................................................. 180522 ...........................180522 ......................... 180522 .......................

14..................... Heat Trap - Outlet, "T" Models Only......................................................... 181235 ...........................181235 ......................... 181235 .......................

15..................... Heat Trap - Inlet Tube, "T" Models Only ................................................181068-33...................... 181068-33 ...................

16..................... Hood Draft.............................................................................................. 181082 ........................... 181082 ......................... 181082 .......................

17............................. Flammable Vapor/Scald .................................................................. 183300 ...........................183300 ......................... 183300 .......................

18............................. Scald Warning ................................................................................ 181138 ...........................181138 ......................... 181138.......................

19............................. Lighting & Operating........................................................................ 182798 ........................... 182798 ......................... 182798 .......................

20............................. *Manual, Instruction ........................................................................ 183522 ...........................183522 ......................... 183522.......................

21............................. Natural ............................................................................................ 182791 ...........................182791 .........................182791.......................

21............................. Propane .......................................................................................... 182792 ...........................182792 ......................... 182792 .......................

22..................... Tube, Inlet.............................................................................................160907-35 ...................... 160907-33 ................... 160907-35 ....................

23..................... Valve, Drain............................................................................................. 42037 .............................42037 ........................... 42037 ........................

24..................... Valve, T & P............................................................................................76527-3.......................... 76527-3 ....................... 76527-3 ......................

1...................... Anode...................................................................................................183463-29...................... 183463-35 ................... 183463-29 ....................

15..................... Heat Trap - Inlet Tube, "T" Models Only ................................................183359-33...................... 183359-33 ................... 183359-35 ....................

22..................... Tube, Inlet.............................................................................................183352-35 ...................... 183352-33 ................... 183352-35 ....................

15..................... Heat Trap - Inlet Tube, "T" Models Only ................................................183354-33...................... 183354-33 ................... 183354-35 ....................

22..................... Tube, Inlet.............................................................................................183352-35 ...................... 183352-33 ................... 183352-35 ....................

24..................... Valve, T & P............................................................................................76527-3.......................... 76527-3 ....................... 76527-3 ......................

1...................... Anode...................................................................................................183463-29...................... 183463-35 ................... 183463-29 ....................

20..................... *Manual, Instruction ................................................................................ 181809 ...........................181809 .........................181809.......................

1...................... Anode...................................................................................................183463-29...................... 183463-35 ................... 183463-29 ....................

5...................... BURNER ASS'Y, Main - Propane...........................................................182725-34 ...................... 182725-11 .................... 182725-7 .....................

8.............................. Burner Ass'y, Pilot - Propane.........................................................182729-9........................ 182729-5 ..................... 182729-5 .....................

7.............................. Orifice, Main - Propane .................................................................181791-53...................... 181791-53

1...................... Anode...................................................................................................183463-29...................... 183463-35 ................... 183463-29 ....................

5...................... BURNER ASS'Y, Main - Natural.............................................................182725-14...................... 182725-10 .................... 182725-6 .....................

8.............................. Burner Ass'y Pilot - Natural............................................................182729-8........................182729-6 ..................... 182729-6 .....................

7.............................. Orifice, Main - Natural ...................................................................181508-39...................... 181508-38 ................... 181508-32 ....................

BAFFLE

Series 248 Only ............................................................................182725-12....................... 182725-8 ..................... 182725-4 .....................

Series 249 Only ............................................................................182725-13....................... 182725-9 ..................... 182725-5 .....................

PGX/PGXH/PGXL

PGX/PGXH/PGXL

Series 248E Only .............................................................................. - - - - .............................. - - - - ......................... 183511-3 .....................

181791-52...................... 181791-52 ................... 181791-50 ....................

Series 248 Only .............................................................................182729-7........................ 182729-4 ..................... 182729-4 .....................

Series 249 Only .............................................................................182729-9........................ 182729-5 ..................... 182729-5 .....................

Series 248 & 248E Only ................................................................182727-0 ........................ 182727-1 ..................... 182727-3 .....................

Series 249 Only .............................................................................182728-0........................ 182728-1 ..................... 182728-3 .....................

DOOR

LABEL

THERMOSTAT

PGX/PGXH/PGXL

SMR S44

SMR H43

SMR S19

SMR S06

SMR K32 - 249 Series

PGX/PGXH/PGXL

SMR K32 - 248 Series

................... 181791-51 ....................

181068-35 ....................

"T" Identifies Heat Trap Models.
NOTE: Underlined parts are recommended stock items for emergency replacement.

Consider gas used in your area only.

*Not illustrated.

PGXH(T) PGXH(T) PGXH(T) PGXL(T) PGXL(T)

30 40 50 30 40

248/248E/249 248/248E/249 248/248E/249 248/248E 248/248E/249

........................... 183463-32 ................................... 183463-35 ................................. 183463-42 ................................... 183463-42 ........................... 183463-42

..............................181589 ........................................ 181589 ...................................... 181589....................................... 181589-1 ............................. 181589-1

..............................181360 ........................................ 181360 ...................................... 181360.........................................181360 .................................181360

...............................34894 .......................................... 34894 ........................................ 34894 .......................................... 34894 ...................................34894

............................ 182725-0 .................................... 182725-15.................................. 182725-4 .................................... 182725-17 ........................... 182725-21

............................ 182725-1 .................................... 182725-16.................................. 182725-5 ........................................ - - - -................................ 182725-32

..............................183511 .......................................183511-1 .................................. 183511-3 ..................................... 183511-1 ............................. 183511-3

..............................183504 ........................................ 183504 ...................................... 183504.........................................183504 .................................183504

..............................182730 ........................................ 182730 ...................................... 182730.........................................182730 .................................182730

..............................182730 ........................................ 182730 ...................................... 182730.........................................182730 .................................182730

........................... 181508-32 ................................... 181508-31 ................................. 181508-31 ...................................

........................... 181508-31 ................................... 181508-31 ................................. 181508-31 ................................... 181508-32 ........................... 181508-31

........................... 181791-50 ................................... 181791-50 ................................. 181791-50 ....................................... - - - -................................ 181791-50

............................ 182729-7 ..................................... 182729-4 .................................. 182729-4 ..................................... 182729-4 ............................. 182729-6

............................ 182729-9 ..................................... 182729-5 .................................. 182729-5 ........................................ - - - -................................. 182729-5

...............................23673 .......................................... 23673 ........................................ 23673 .......................................... 23673 ...................................23673

............................ 182727-0 ..................................... 182727-1 .................................. 182727-3 ..................................... 182727-1 ............................. 182727-3

PGX/PGXH/PGXL

181508-31 ........................... 181508-31

............................ 182728-0 ..................................... 182728-1 .................................. 182728-3 ........................................ - - - -................................. 182728-3

............................ 23925-20 ..................................... 23925-20 .................................. 23925-20 ..................................... 23925-20 ............................. 23925-20

..............................183491 ........................................ 183491 ...................................... 183491.........................................183491 .................................183491

..............................180522 ........................................ 180522 ...................................... 180522.........................................180522 .................................180522

..............................181235 ........................................ 181235 ...................................... 181235

........................... 181068-35 ................................... 181068-35 ................................. 181068-35 ................................... 181068-26 ........................... 181068-26

..............................181082 ........................................ 181082 ...................................... 181082.........................................181082 .................................181082

..............................183300 ........................................ 183300 ...................................... 183300.........................................183300 .................................183300

..............................181138 ........................................ 181138 ...................................... 181138.........................................181138 .................................181138

..............................182798 ........................................ 182798 ...................................... 182798.........................................182798 .................................182798

..............................183522 ........................................ 183522 ...................................... 183522.........................................183522 .................................183522

..............................182791 ........................................ 182791 ...................................... 182791.........................................182791 .................................182791

..............................182792 ........................................ 182792 ...................................... 182792.......................................... - - - -...................................182792

........................... 160907-35 ................................... 160907-35 ................................. 160907-35 ................................... 160907-26 ........................... 160907-26

...............................42037 .......................................... 42037 ........................................ 42037 .......................................... 42037 ...................................42037

............................. 76527-3.......................................76527-3 .................................... 76527-3 ....................................... 76527-3 ...............................76527-3

........................... 183463-32 ................................... 183463-35 ................................. 183463-42 ................................... 183463-42 ........................... 183463-42

........................... 183354-35 ................................... 183354-35 ................................. 183354-35 ................................... 183354-26 ........................... 183354-26

........................... 183352-35 ................................... 183352-35 ................................. 183352-35 ................................... 183352-26 ........................... 183352-26

........................... 183354-33 ................................... 183354-33 ................................. 183354-33 ................................... 183354-26 ........................... 183354-26

........................... 183352-35 ................................... 183352-35 ................................. 183352-35 ................................... 183352-26 ........................... 183352-26

............................. 76527-3.......................................76527-3 .................................... 76527-3 ....................................... 76527-3 ...............................76527-3

........................... 183463-32 ................................... 183463-35 ................................. 183463-42 ................................... 183463-42 ........................... 183463-42

..............................181809 ........................................ 181809 ...................................... 181809.........................................181809 .................................181809

PGX/PGXH/PGXL

.........................................181235 .................................181235

PGX/PGXH/PGXL

........................... 183463-32 ................................... 183463-35 ................................. 183463-42 ................................... 183463-42 ........................... 183463-42

............................ 182725-3 .................................... 182725-18.................................. 182725-7 .................................... 182725-30 ........................... 182725-33

............................ 182729-9

........................... 181791-51 ................................... 181791-51 ................................. 181791-51 ................................... 181791-53 ........................... 181791-51

........................... 183463-32 ................................... 183463-35 ................................. 183463-42 ................................... 183463-42 ........................... 183463-42

............................ 182725-2 ..................................... 182725-4 .................................. 182725-6 ..................................... 182725-9 ............................ 182725-21

............................ 182729-8 ..................................... 182729-6 .................................. 182729-6 ..................................... 182729-8 ............................. 182729-6

........................... 181508-32 ................................... 181508-32 ................................. 181508-32 ................................... 181508-32 ........................... 181508-32

PGX/PGXH/PGXL

.....................................182729-5 .................................. 182729-5..................................... 182729-9 .............................182729-5

A.O. SMITH WATER PRODUCTS COMPANY

5621 W. 115th Street, Alsip, Illinois 60803

Website: www.aosmithwaterheaters.com • E-mail: [e-mail]

PHONE: [phone] • FAX: [phone]