A.O. Smith BTH-500A User Manual

CYCLONE Xi MODEL BTH-300A/400A/500A

See Page 2

COMMERCIAL WATER HEATER PARTS LIST

Model BTH-300A

Model BTH-400A

Model BTH-500A

Series 100/101

OPERATING CONTROL

See Page 3- 4

EXHAUST ELBOW, VENT KIT & BLOWER INTAKE PARTS

See Page 6

GAS VALVE

See Page 5

BLOWER/BURNER ASSEMBLY

See Page 5

PRINTED 1207 197177-004

1

CYCLONE Xi BTH 300A/400A/500A - PARTS LIST

BTH 300A BTH 400A BTH 500A
Item Description 100/101 100/101 100/101

1 ......... Cleanout Gasket ................................................. 9004099015 .................. 9004099015 ..................9004099015

2 ......... Cover, Cleanout .................................................. 9004098005 .................. 9004098005 ..................9004098005

3 ......... Temperature and Pressure Relief Valve ............... 9005903205 .................. 9005903205 ..................9005903205

Standard hardware items may be purchased locally.

2

CYCLONE Xi BTH 300A/400A - OPERATING CONTROLS & WIRING (See Next Page)

BTH 300A BTH 400A BTH 500A
Item Description 100/101 100/101 100/101

1 ........Switch, On/Off .................................................... 9005929215 .................. 9005929215 ..................9005929215

2 ........Display Overlay .................................................. 9006239005 .................. 9006239005 ..................9006239005

3 ........Display Board ..................................................... 9006240005 .................. 9006240005 .................. 9006240005

4 ........Electronic Controller - Natural Gas .................... 9006231005 .................. 9006235005 .................. 9006237005

4 ........Electronic Controller - LP ................................... 9006232005 .................. 9006235005 ..................9006237005

5 ........Switch, blocked inlet ........................................... 9006083215 .................. 9006006215 .................. 9006243015

6 ........Switch, Blower Prover ........................................ 9004586215 .................. 9006002215 ..................9006244015

7 ........Switch, blocked outlet ........................................ 9006087215 .................. 9006088215 .................. 9006007215

8 ........VFD Assembly ........................................................ ---------- ...................... 9006245005 .................. 9006245005

9 ........Powered anode - short ....................................... 9006247005 .................. 9006247005 .................. 9006247005

10 .......Powered anode - long ........................................ 9006246005 .................. 9006246005 ..................9006246005

11 ....... Tubing - 1/4" silicone .......................................... 9006249015 .................. 9006249015 ..................9006249015

12 .......Probe, upper ...................................................... 9004238215 .................. 9004238215 .................. 9004238215

13 .......Probe, lower (not shown) ................................... 9006242015 .................. 9006242015 .................. 9006242015

3

GAS VALVE

BTH 300A BTH 400A BTH 500A
Item Description 100/101 100/101 100/101

1 ......... Switch, Low Gas Pressure ................................. 9006084215 .................. 9006084215 .................. 9006084215

LP Gas ................................................................ 9004474215 .................. 9004474215 ..................9004474215

2 ......... Valve, Natural Gas .............................................. 9006085205 .................. 9006085215 .................. 9006248005

Valve, LP Gas ..................................................... 9006086205 .................. 9006086205 ..................9006086205

3 ......... Orice, Natural Gas ............................................ 9006090215 .................. 9006091215 ..................9006250015

Orice, LP Gas ................................................... 9006092215 .................. 9006093215 .................. 9006251015

4 ......... Orice holder ...................................................... 9006094215 .................. 9006094215 .................. 9006094215

Standard hardware items may be purchased locally.

4

BLOWER/BURNER ASSEMBLY

BTH 300A BTH 400A BTH 500A
Item Description 100/101 100/101 100/101

1 ......... Gasket 8" ............................................................ 9006095205 .................. 9006095205 .................. 9006095205

2 ......... Shield - Heat ....................................................... 9006096205 .................. 9006096205 .................. 9006096205

3 ......... Gasket - Insulation .............................................. 9006097205 .................. 9006097205 .................. 9006097205

4 ......... Flange - Burner ................................................... 9006098205 .................. 9006098205 .................. 9006098205

5 ......... Burner Assembly ................................................ 9006099205 .................. 9006099205 .................. 9006099205

6 ......... Gasket - Burner ..................................................9006100205 .................. 9006100205 .................. 9006100205

7 ......... Ignitor .................................................................. 9006101205 .................. 9006101205 .................. 9006101205

8 ......... Window - Observation ........................................ 9006102215 .................. 9006102215 .................. 9006102215

9 ......... Gasket - Viewport ............................................... 9006103215 .................. 9006103215 ..................9006103215

10 ........ Screw - Socket Head Cap .................................. 9006104215 .................. 9006104215 .................. 9006104215

11 ........ Blower/Motor ...................................................... 9006105205 .................. 9006114205 .................. 9006114205

12 ........ Sensor - Flame ................................................... 9006106205 .................. 9006106205 ..................9006106205

13 ........ Coupling - Power Vent ........................................ 9006107205 .................. 9006107205 .................. 9006107205

14 ........ Blower Intake Reducer Assembly ....................... 9006108205 .................. 9006108205 ..................9006108205

Standard hardware items may be purchased locally.

5

EXHAUST ELBOW, VENT KIT & BLOWER INTAKE PARTS

BTH 300A BTH 400A BTH 500A
Item Description 100/101 100/101 100/101

EXHAUST ELBOW AND FITTINGS

1 ......... Exhaust Elbow Assembly ................................... 9006109205 .................. 9006109205 .................. 9006109205

2 ......... Tubing ................................................................. 9006110215 .................. 9006110215 ..................9006110215

3 ......... Connector, Exhaust ............................................ 9006111205 .................. 9006111205 .................. 9006111205

VENT KIT PARTS

4 ......... Intake/Vent Terminal ........................................... 9006112205 .................. 9006112205 .................. 9006112205

5 ......... Wall Plates (2 required) ...................................... 9006113205 .................. 9006113205 .................. 9006113205

6 ......... Silicone Sealer, 2 oz. tube ...................................... 181564 .......................... 181564 .......................... 181564

6

NOTES:

A.O. Smith Water Heater Parts Fulllment

125 Southeast Parkway

Franklin, TN 37068

1-800-433-2545

www.hotwater.com