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Parts List: A.O. Smith DB-960, DW-960, Series 120 - 128

  1. Use the chart to find the part you need to order. A diagram of the unit is below the chart to assist you in locating your part.
  2. Click on the underlined link to go directly to the part's page for pricing and ordering.
  3. For parts that are not underlined and do not have a link, please Contact Us for price and availability.
  4. The manufacturer has changed some part numbers to a new part number, and we have referenced the new part number in the chart (if applicable). Please note that the manufacturer may change part numbers and availability at any time.
  5. You can download and print the original PDF of the A.O. Smith parts list at the bottom of the page.

Please note: Parts for IRI Models are at the bottom of the page.

Item Description
DB-960, DW-960
  Chassis:  
1 Chassis Base Frame Assembly 200166
2 Chassis Top Frame Rail Assembly 200620-2 (new # 9005200205)
3 Corrugated Chassis End Panels 200186
4 Corrugated Chassis Side Panels 200185-2
5 Drip Tray 200150-2
6 Heat Exchanger Chassis Support 200622 (new # 9005201205)
7 Insulator 32779-1 (new # 032779-001)
  Heat Exchanger:  
8 "O" Ring Seals 200133 (new # 9005882215)
9 3/8-16 Hex Nut 20099-1 (new # 020099-001)
12 Inlet/Outlet Manifold, Standard Units 200691-1
13 Inlet/Outlet Manifold Modulating or Units with Gauges 200691
14 Heat Exchanger, Copper 200686-3 (new # 9005306205)
14 Heat Exchanger, Cupra Nickel 210616-2 (new # 210616-002)
18 Return Bends 200699-1 (new # 9005909215)
21 Shake Proof Washer 200366
22 Heat Exchanger Support 200582
23 Heat Exchanger Support Wire (8 pcs.) N/A
  Cabinet:  
25 Bottom Left Side Cabinet Panel 200151
26 Bottom Rear Cover Panel 200155
27 Bottom Right Side Cabinet Panel 200157 (new # 9005176205)
28 Cabinet Base Assembly 200167-5
29 Corner Posts 200158-5
30 Front Access Panel 211162
31 Front Incline Panel 211166-2
32 Front Top Panel 200321-2 (new # 9005185205)
33 Louver Assembly - Front 211174-2
34 Louver Assembly - Rear -----
35 Top Left Side Cabinet Panel 200159 (new # 9005307205)
36 Top Panel Assembly 200623-2
37 Top Rear Cabinet Panel 200300-2
38 Top Right Side Cabinet Panel 200161
  Burner Tray:  
  No. of burners in assembly 26
39 Burner Clips 98044 (new # 9005792215)
40 Burner Tray Assembly 200422 (new part # 9007212005)
41 Burners, Stainless Steel 200559 (new # 9005894205)
42 Orifices (Sea Level) 29366-34 (new # 029366-034)
42A Burner with Pilot Bracket Assembly 200560
  Flue Collector and Draft Hood:  
43 Draft Cover Left Side (with Probe Holes) 211173
43A Draft Cover Left Side or Right Side (without Probe Holes) 211168
44 Draft Cover Right Side (with Probe Holes) 211170
45 Draft Hood 200291-2
46 End Flue Baffle - Front 200514-2 (new # 200514-002)
47 End Flue Baffle - Rear 200439-2 (new # 200439-002)
48 Flue Baffles 200438-2 (new # 200438-002)
49 Flue Collector Assembly 200381-2 (new # 9005190205)
50 Flue Riser Assembly 200382-1 (new # 9005193205)
51 Rear Draft Blanket 200298-2 (no longer available)
52 Rear Draft Retaining Strip 200299-2
  Gas Control:  
53 Pilot Tube 99528-1 (new # 9004921215)
54 Control Mounting Panel 200367
55 Control String Support 200365
56 Control String Support Clip 200389
57 Firing Valve 69009-2 (new # 069009-002)
59 Ignition Module 191182-2 (new # 191182-002)
60a Junction Box - DB Models 93558 (new # 9005076205)
60b Junction Box - DW Models 200655
60c Junction Box Cover - DW Models 200660-1
62 Manual Valve 3423-1 (new # 9004774205)
63 Thermal Balancer 98190 (new # 9005908205)
65a Transformer - DB Models 69170-10 (new # 9005916205)
65b Transformer - DW Models 69170-11
66 Wiring Harness 200530 (new # 200530-000)
  Singe Stage:  
58 Redundant Gas Valve 78482-1 (new # 078482-001)
67 Gas Valve 69388 (new # 069388-000)
68 Control Combination High Limit 192403 (new # 9004506205)
68A Thermowell 95545-1 (new # 9005714005)
  Dual Stage (Not Shown):  
58 Redundant Gas Valve 78482-1 (new # 078482-001)
61 Manual Reset High Limit 200164 (new # 200164-000)
61A Thermowell 69039-1 (new part # 069039-001)
69 Control Limit 97474-1 (no longer available)
70 Gas Valve 69392 (new # 069392-000)
  Modulating (Not Shown):  
67 Gas Valve 69388 (new # 069388-000)
71 Actuator 69164 (new # 069164-000)
74 Control Combination High Limit 192403 (new # 9004506205)
74A Thermowell 95545-1 (new # 9005714005)
75 SPST Relay 69418
76 Temperature Control - DB Models 69165-1 (new # 069165-001)
76 Temperature Control - DW Models 69215-1 (new part # 069215-001)
76A Thermowell 69217 (new part # 9004996105)
77 Valve Body 99860-1 (new # 099860-001)
  Pilot Assembly:  
80 Regulator 99382 (new # 9004920215)
81 Solenoid Valve 77782-3 (new # 9004987205)
82 Pilot Assembly 210871-2 (new # 9004541215)
85 Pilot Tube (Aluminum) 1417-60 (new # 9003925115)
86 Ground Wire 170889-69 (new # 9004346215)
87 Valve - Pilot 90° 200683 (new # 200683-000)
  Insulation Kits:
without * Flue Collector and * Heat Exhanger Insulation		 210045-2 (new # 9006033205)
88* Flue Collector Insulation: 69227-1 (33 ft.) (no longer available)
89 Insulation - High Temp. Board 200239-2 (qty. 2)
  Insulation - High Temp. Board 200239-3 (qty. 2) (no longer available)
  Insulation - High Temp. Board 200240 (no longer available) (qty. 2)
90 Insulation - Low Temp. End Board 200238 (no longer available) (qty. 2)
  Insulation - Low Temp. End Board NA
91 Insulation - Low Temp. Side Board 210044-1 (qty. 2)
  Isulation - Low Temp. Side Board 210044-3 (qty. 2)
92* Heat Exchanger Insulation 69294-3 (qty. 2) (no longer available)
93 Insulation 210550-2
  Gauge Package:  
94 Gauge Panel (Left Hand Water) 200296-2
94A Gauge Panel (Right Hand Water) 200296-8
95 Pressure Gauge 5120 (new # 06406200)
96 Temperature Gauge 5119 (new # 06401030)
  Relief Valve:  
97 Hot Water Supply Boiler (DW) - 125 PSI 98883-3
98 Hot Water Heating Boiler (DB) - 50 PSI 210451-1
  Misc./Optional:  
100 Burner Top Heat Shield -----
101 Drain Valve 26273-5 (new 9001870015)
104 Flow Switch 211480 (new # 9005680205)
105 Heat Shield - Front 200421-2
106 Heat Shield - Rear 200450-2
108 Low Water Cutoff 99915-1 (new # 210175-001)
109 Thermal Balancer 98190 (new # 9005908205)
110 Thermometers 93042 (new # 9005922105)
112 Switch On/Off 200581 (new part # 200581-000)
NOTES:
- The manufacturer may change part numbers and availability at any time.
* Feet of Insulation Required.

 

Download original AO Smith Parts List
(Use the back arrow to return to this page, or open the PDF in a new tab.)

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IRI Models:

The following parts are used for the IRI Models in additional to/in place of the parts above.

Item Description
DB/DW-960
1 Manual Shut Off Valve 3423-1 (new # 9004774205)
2 Gas Regulator 210693
3 Valve Body 210692
4 Vent Valve 210698
5 Ball Valve 69009-2 (new # 069009-002)
6 Pilot Assembly 210612 (new # 9004988115)
7 Base - Sub 210696 (new # 210696-000)
8 Flame Amplifier 210814 (new # 210814-000)
9 Ignition Transformer 210815 (new # 210815-000)
10 Purge Timer 210816 (new # 210816-000)
11 Relay Spot 210817
13 Alarm Bell 192538 (new # 192538-000)
14 Pilot Gas Valve 77782-4 (new # 077782-004)
15 Control IRI Module 210866 (new part # 9007406005)
16 Pressure Switch 97181 (new # 097181-000)
17 High Pressure Switch 192527-1 (new # 9004513215)
18 Valve Actuator (On/Off) 210684
19 Valve Actuator Modulation (Optional) 210855
20 Keyboard Display Module - English (Optional) 210854 (new # 210854-000)
NOTES:
- The manufacturer may change part numbers and availability at any time.

 



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