A.O. Smith PES-120, Series 918

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Directory: Catalog > Water Heaters > A.O. Smith > Parts

Parts List: A.O. Smith PES-120, Series 918

Use the chart to find the part you need to order. A line art drawing is below the chart to assist you in locating your part.
Click on the underlined link to go directly to the part's page for pricing and ordering.
Part numbers that are no longer active in the AO Smith database are not included on the chart. In addition, some part numbers have changed to a new part number. Please see AO Smith New Part Cross Reference / Discontinued Part Guidelines for further assistance.
You can download and print the original PDF of the A.O. Smith parts list at the bottom of the page.

Item	Description	PES-120 Series 918
1	Anode, Plug - for SMR S44 Code	29109-48 (new # 100108660)
2	Bracket, Thermostat	182707 (new # 100109597)
3	Cover, Front	181260-230 (new # 100109599)
5	Element, Heating	See Element Chart Below
6	Gasket, Element (Included with Item 5)	23789 (new # 100108379)
13	Plug, Element	42290 (new # 100110038)
14	Protector, Personnel C-2, S-1, Upper A-6, Lower A-7	182360 (new # 100109598)
15	Thermostat, S-1, Upper A-6	182354 (new # 100109846)
16	Thermostat, Lower A-6	23897-1 (new # 100110039)
17	High Limit	38017 (new # 100110080)
18	Thermostat, Double Throw	38008 (new # 100109596)
20	Tube, Inlet	21062-52 (new # 100111031)
20	Tube, Inlet - for SMR H43 Code	21062-52 (new # 100111031)
20	Tube, Inlet - for SMR S10 Code	21062-52 (new # 100111031)
20	Tube, Inlet - for SMR S44 Code	21062-52 (new # 100111031)
21	Spacer, Inlet Tube (Included with Item 20)	42589 (new # 100007426)
23	Valve, Drain	26273-6 (new # 100109606)
24	Valve, T & P Valve	23740-1 (new # 100108279)
24	Valve, T & P Relief, McBee - for SMR H43 Code	23740-1 (new # 100108279)
24	Valve, T & P Relief, Juarez - for SMR H43 Code	23740-1 (new # 100108279)
24	Valve, T & P Relief, McBee - for SMR S10 Code	23740-1 (new # 100108279)
24	Valve, T & P Relief, Juarez - for SMR S10 Code	23740-1 (new # 100108279)
24	Valve, T & P Relief for SMR S24 Code	23740-1 (new # 100108279)
24	Valve, T & P Relief, McBee - for SMR S43 Code	23740-1 (new # 100108279)
24	Valve, T & P Relief, Juarez - for SMR S43 Code	23740-1 (new # 100108279)
NOTES: - The manufacturer may change part numbers and availability at any time.

Element Chart:
(Screw-In Elements for ProMax Water Heaters)

120V
1.0 KW (1000W)	23790-2 (new # 100110051)
1.5 KW (1500W)	23790-4 (new # 100109061)
2 KW (2000W)	23790-5 (new # 100109628)
2.5 KW (2500W)	23790-6 (new # 100108954)
3 KW (3000W)	23790-7 (new # 100108960)
208V
1.5 KW (1500W)	23775-4 (new # 100110029)
2 KW (2000W)	23775-5 (new # 100108953)
2.5 KW (2500W)	23775-6 (new # 100109060)
3 KW (3000W)	23775-7 (new # 100110030)
4.5 KW (4500W)	23775-10 (new # 100108884)
5 KW (5000W)	23775-11 (new # 100108509)
6 KW (6000W)	23775-12 (new # 100109636)
240V
1.0 KW (1000W)	23791-2 (new # 100108322)
1.5 KW (1500W)	23791-4 (new # 100108962)
2 KW (2000W)	23791-5 (new # 100108324)
2.5 KW (2500W)	23791-6 (new # 100108956)
3 KW (3000W)	23791-7 (new # 100109647)
3.5 KW (3500W)	23791-8 (new # 100110036)
4 KW (4000W)	23791-9 (new # 100108968)
4.5 KW (4500W)	23791-10 (new # 100108290)
5 KW (5000W)	23791-11 (new # 100108329)
5.5 KW (5500W)	23791-14 (new # 100108967)
6 KW (6000W)	23791-12 (new # 100109635)
277V
1.5 KW (1500W)	23782-4 (new # 100110032)
2 KW (2000W)	23782-5 (new # 100110033)
2.5 KW (2500W)	23782-6 (new # 100108992)
3 KW (3000W)	23782-7 (new # 100109645)
4.5 KW (4500W)	23782-10 (new # 100109649)
6 KW (6000W)	23782-12 (new # 100108976)
480V
2.5 KW (2500W)	23783-6 (new # 100108957)
3 KW (3000W)	23783-7 (new # 100109650)
4 KW (4000W)	23783-9 (new # 100108969)
4.5 KW (4500W)	23783-10 (new # 100110034)
5 KW (5000W)	23783-11 (new # 100110035)
6 KW (6000W)	23783-12 (new # 100108977)
NOTES: - The manufacturer may change part numbers and availability at any time.

Download original AO Smith Parts List
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