A. O. Smith BTH-300A Parts List
CYCLONE XHE MODEL BTH-300A/400A/500A
See Page 2
COMMERCIAL WATER HEATER PARTS LIST
Model BTH-300A 100/101
Model BTH-400A 100/101
Model BTH-500A 101/104
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 0711 318627-001
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CYCLONE XHE BTH 300A/400A/500A - PARTS LIST
BTH 300A BTH 400A BTH 500A
Item Description 100/101 100/101 101/104
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.
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CYCLONE XHE BTH 300A/400A - OPERATING CONTROLS & WIRING (See Next Page)
BTH 300A BTH 400A BTH 500A BTH 500A
Item Description 100/101 100/101 101 (LP) 104 (NAT)
1 ........ Switch, On/Off ..............................................9005929215 ........ 9005929215 ........ 9005929215 ...... 9005929215
2 ........ Display Overlay ............................................9006239005 ........ 9006239005 ........ 9006239005 ...... 9006239005
3 ........ Display Board ...............................................9006240005 ........ 9006240005 ........ 9006240005 ...... 9006240005
4 ........ Electronic Controller - Natural Gas ..............9006231005 ........ 9006235005 ............ ---------- .......... 9007442005
4 ........ Electronic Controller - LP .............................9006232005 ........ 9006235005 ........ 9006237005 .......... ----------
5 ........ Switch, blocked inlet .....................................9006083215 ........ 9006006215 ........ 9006243015 ...... 9006243015
6 ........ Switch, Blower Prover ..................................9004586215 ........ 9006002215 ........ 9006244015 ...... 9004586215
7 ........ Switch, blocked outlet ..................................9006087215 ........ 9006088215 ........ 9006007215 ...... 9006007215
8 ........ Variable Frequency Drive Assembly.................---------- ............ 9006245005 ........ 9006245005 ...... 9006245005
9 ........ Powered anode - short .................................9006247005 ........ 9006247005 ........ 9006247005 ...... 9006247005
10 ....... Powered anode - long ..................................9006246005 ........ 9006246005 ........ 9006246005 ...... 9006246005
11 .......Tubing - 1/4" silicone ....................................9006249015 ........ 9006249015 ........ 9006249015 ...... 9006249015
12 ....... Probe, upper ................................................9004238215 ........ 9004238215 ........ 9004238215 ...... 9004238215
13 ....... Probe, lower (not shown) .............................9006242015 ........ 9006242015 ........ 9006242015 ...... 9006242015
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