A.O. Smith 400 Series Water Heater User Manual


 
6
GB/GW
GB/GW GB/GW GB/GW GB/GW
Item Qty. Description 1000-1500 1850-2500 1000-1500 IRI 1850-2500 IRI
1 ....... 1.........Control Box Base................................................212459-001.................212459-000................ 212459-003 .............. 212459-002
2 ....... 1.........Control Box Panel ...............................................212457-001.................212457-000................ 212457-001 .............. 212457-000
3 ....... 1.........Central Control Board (CCB) ..................................211758 ....................... 211758 ....................... 211758...................... 211758
4 .......( ) ........Flame Control Board (FCB)..................................211759 (2) ................. 211759 (3).................. 211759 (2)................ 211759 (3)
5 .......( ) ........Relay, 120-volt .....................................................211546 (1) ................. 211546 (1).................. 211546 (2)................ 211546 (2)
6 ....... 1.........Control Box Top ......................................................211109 ....................... 211109 ....................... 211109...................... 211109
7 ....... 1.........Support Bracket......................................................212455 ....................... 212455 ....................... 212455...................... 212455
8 ....... 1.........Control Box Front Panel ..........................................212461 ....................... 212461 ....................... 212461...................... 212461
9 ....... 1.........Power Distribution Board (PDB) ......................... 211760-000.................211760-000................ 211760-000 .............. 211760-000
10 ...... 1.........Transformer, 150 VA ..............................................211477 ..................... ------------...................... 211477 .................... ------------
10 ...... 1.........Transformer, 250 VA ............................................------------ ......................211673...................... ------------.................... 211673
CONTROL BOX ASSEMBLY