A.O. Smith 400 Series Water Heater User Manual


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9
IRI/CSD-1 COMPONENTS
ALARM BELL
CSD-1 MODELS - OPTIONAL
IRI MODELS - STANDARD
HIGH GAS PRESSURE SWITCH
CSD-1 AND IRI MODELS - STANDARD
Item Qty. Description GB/GW GB/GW GB/GW GB/GW GB/GW GB/GW
1000 1300 1500 1850 2100 2500
IRI/CSD-1 COMPONENTS:
1......1 ..... Alarm Bell ................................................... 211472............. 211472.............211472.............. 211472 ............. 211472 ............ 211472
2......1 ..... Bracket....................................................... 211504 ............. 211504.............211504..............211504 ............. 211504............ 211504
3.... ( ).... High Pressure Switch - Natural........... 192527-1(3)..... 192527-1(3).... 192527-1(3) .....192527-1(4) ..... 192527-1(5).... 192527-1(7)
...... ( ) .... High Pressure Switch - Propane ..........192527(3)......... 192527(3) ....... 192527(3) ........ 192527(4).........192527(5)........192527(7)
4......1 ..... Main Manual Shut-Off .............................. 69022-2 ............69022-2 ........... 69022-2............ 69022-3............ 69022-3 ...........69022-3
5......1 ..... Pilot Shut-Off Valve .................................. 200683............. 200683.............200683.............. 200683 ............. 200683............ 200683
6......2 ..... Safety Shut-Off Valve.............................. 211503 ............. 211503.............211503..............211503 ............. 211503............ 211503
7......1 ..... Vent, Valve.............................................. 210698-1 ..........210698-1.........210698-1.......... 210698-2.......... 210698-2 ..........21698-2
Note: ( ) Item quantity. * Items not illustrated.
COMPLETE IRI GAS TRAIN ASSEMBLIES:
• GB/GW 1000-1500 MODELS - 211502
• GB/GW 1850-2500 MODELS - 211502-1
IRI GAS TRAIN ASSEMBLY
CSD-1 and IRI Models subsitute the following part numbers for the Gas Train Assemblies shown on pages 2-3:
•Item 11 substitute with 211082-2 •Item 12 substitute with 211082-3
•Item 13 substitute with 211081-2 •Item 14 substitute with 211081-3
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