AO Smith Water Heater 105 Series User Manual

BURKAY COMMERCIAL WATER HEATER  
REPLACEMENT PARTS LIST  
ODELS HW-120M/160M/200M/225M:  
SERIES 104, 105  
WIRE TERMINALS USED WITH ITEM 53  
78468  
78469  
85688  
98017  
99593  
THERMO BALANCER  
46  
A.O. SMITH WATER PRODUCTS CO., INC.  
500 Tennessee Waltz Parkway • Ashland City, TN 37015  
1-800-433-2545 • Fax: 1-800-433-2515  
PRINTED IN U.S.A. 0506  
PART NO. 212627-001  
I.I.D. MODELS  
GAS CONTROL VALVE  
MAIN BURNER & MANIFOLD  
(I.I.D. MODELS)  
51  
ITEM  
DESCRIPTION  
HW 120M  
HW 160M  
HW 200M  
HW 225M  
1 ...... Base, Assembly.................................................... 97981-702................ 97981-702 ............. 97981-702 .............. 97981-702  
2 ...... Box, Junction............................................................ 93558 ....................... 93558 .................... 93558...................... 93558  
3 ...... Bracket, Control ................................................... 93764-004................ 93764-004 ............. 93764-004 .............. 93764-005  
4 ...... Bracket, Main Burner Support (Rear)....................... 78882 ....................... 78882 .................... 78882...................... 78882  
5 ...... Bracket, Skirt Support .............................................. 97963 ....................... 97963 .................... 97963...................... 97963  
6 ...... Burner, Main ............................................................. 78382 ....................... 78382 .................... 78382...................... 78382  
7 ...... Burner, Main - With Pilot Bracket .......................... 170613-3.................. 170613-3 ............... 170613-3 ................ 170613-3  
8 ...... Burner, Pilot - With Orifice:  
Natural Gas....................................................... 210871-2.................. 210871-2 ............... 210871-2 ................ 210871-2  
HW  
Propane Gas..................................................... 210871-3.................. 210871-3 ............... 210871-3 ................... - - - -  
9 ...... Insulation - Wrap ..................................................... 211927 ..................... 211927 ...................211928 .................... 211928  
11 ...... Catch, Door .............................................................. 28666 ....................... 28666 .................... 28666...................... 28666  
14 ...... Coil, Combustion Chamber ...................................... 97272 ....................... 97272 .................... 97273...................... 97273  
15 ...... Collector, Flue ......................................................... 212032 ................... 212032-1 ............... 212032-2 ................ 212032-3  
16 ...... Control, Coil Limit (Protector Switch) ..................... 77981-2.................... 77981-2 ................. 77981-2 .................. 77981-2  
17 ...... Control, Automatic Gas Shutoff ............................... 191394 ..................... 191394 .................. 191394.................... 191394  
18 ...... Control, Intermittent Ignition:  
Natural Gas......................................................... 191182 ..................... 191182 ...................191182 .................... 191182  
Propane Gas..................................................... 191182-1...................191182-1................ 191182-1 ................... - - - -  
19 ...... Cover, Coil Limit (Protector Switch) ..................... 96667-700................ 96667-700 ............. 96667-700 .............. 96667-700  
21 ...... Cover, Top ............................................................ 96231-703................ 96231-703 ............. 96231-703 .............. 95115-704  
22 ...... *Decals:  
ASHRAE ............................................................. 160659 ..................... 160659 .................. 160659.................... 160659  
Delime.................................................................. 76770 ....................... 76770 .................... 76770...................... 76770  
HW  
Coil Limit .............................................................. 97315 ....................... 97315 .................... 97315...................... 97315  
Lighting & Operating ........................................... 192012 ..................... 192012 .................. 192012.................... 192012  
ITEM  
DESCRIPTION  
HW 120M  
HW 160M  
HW 200M  
HW 225M  
22 ...... *Decals: (continued)  
Pressure Data ................................................... 170872-2.................. 170872-2 ............... 170872-3 ................ 170872-3  
Relief Valve ......................................................... 191463 ..................... 191463 .................. 191463.................... 191463  
Water Inlet ........................................................... 94518 ....................... 94518 .................... 94518...................... 94518  
Water Outlet......................................................... 94519 ....................... 94519 .................... 94519...................... 94519  
Wiring Diagram:  
Series 102 ...................................................... 192013 ..................... 192013 .................. 192013.................... 192013  
Series 103 ...................................................... 192014 ..................... 192014 .................. 192014.................... 192014  
23 ...... Door .................................................................... 95093-710................ 95093-710 ............. 95093-710 .............. 95093-710  
24 ...... Exchanger, Heat...................................................... 190964 ..................... 190964 .................. 190964.................... 190964  
24a .... Glass Yarn - 4 reg’d................................................ 68831-4.................... 68831-4 ................. 68831-4 .................. 68831-4  
HW  
24b .... Glass Yarn - 4 reg’d................................................ 68831-3.................... 68831-3 ................. 68831-3 .................. 68831-3  
25 ...... Grommet .................................................................. 96053 ....................... 96053 .................... 96053...................... 96053  
26 ...... Hood, Draft .............................................................. 191455 .................. 95157-700 ............. 95157-700 .............. 95157-700  
27 ...... Insulation, Blanket ................................................... 212042 ..................... 212042 .................. 212042.................. 212042-1  
28 ...... Insulator ................................................................. 32779-1.................... 32779-1 ................. 32779-1 .................. 32779-1  
29 ...... Jacket, Outer ....................................................... 191378-700.............. 191378-700 ........... 191378-700 ............ 191378-701  
30 ...... Knob, Door ............................................................... 89410 ....................... 89410 .................... 89410...................... 89410  
31 ...... Manifold ................................................................... 192339 ..................... 192339 .................. 192339.................... 192339  
32 ...... Nut, Burner .............................................................. 160360 ..................... 160360 .................. 160360.................... 160360  
33 ...... Nut, Tie Rod ............................................................. 85138 ....................... 85138 .................... 85138...................... 85138  
34 ...... Orifice, Main Burner:  
Natural Gas....................................................... 78790-32.................. 78790-29 ............... 78790-23 ................ 78790-20  
Propane Gas..................................................... 78790-49.................. 78790-45 ............... 78790-42 ................... - - - -  
35 ...... Orifice, Pilot Burner:  
Natural Gas........................................................... 6210 ......................... 6210 ...................... 6210........................ 6210  
HW  
Propane Gas......................................................... 6211 ......................... 6211 .......................6211 ....................... - - - -  
36 ...... Ring, Base ............................................................ 97965-700................ 97965-700 ............. 97965-700 .............. 97965-700  
37 ...... Ring, Heat Exchanger Support ................................ 96553 ....................... 96553 .................... 96553...................... 96553  
38 ...... Rod, Tie .................................................................. 94453-8.................... 94453-8 ................. 94453-2 .................. 94453-2  
39 ...... Screw, Manifold ...................................................... 85116-1.....................85116-1.................. 85116-1 .................. 85116-1  
40 ...... Shield, Burner ......................................................... 170237 ..................... 170237 .................. 170237.................... 170237  
41 ...... Shield, Floor ............................................................. 38049 ....................... 38049 .................... 38049...................... 38049  
42 ...... Shield, Radiation ..................................................... 192344 ................... 192344-1 ................ 192344.................... 192344  
43 ...... Skirt, Assembly ....................................................... 96585-1.................... 96585-1 .................. 96585...................... 96585  
44 ...... Strike, Door .............................................................. 28639 ....................... 28639 .................... 28639...................... 28639  
45 ...... Tape, Non-Asbestos ............................................... 95072-2.................... 95072-2 ................. 95072-2 .................. 95072-2  
46 ...... Thermal Balancer ....................................................... - - - ........................... - - - ...................... 98190...................... 98190  
48 ...... Transformer - w/Junction Box Cover ..................... 69170-10.................. 69170-10 ............... 69170-10 ................ 69170-10  
49 ...... Tube, Fiberglass....................................................... 68831 ....................... 68831 .................... 68831...................... 68831  
50 ...... Tubing, 1/4" x 60" w/Assorted Fittings  
(User to cut to required length) .............................. 1417-60.................... 1417-60 ................. 1417-60 .................. 1417-60  
HW  
51 ...... Valve, Gas Control:  
Natural Gas:  
Series 102 ...................................................... 192015 ..................... 192015 .................. 192015.................... 192015  
Propane Gas:  
Series 103 .................................................... 192015-1.................. 192015-1 ............... 192015-1 ..................... - - -  
52 ...... Wire, Coil Limit Control (Two Required)............... 170889-75................ 170889-75 ............. 170889-75 .............. 170889-75  
.................................................................... 170889-83................ 170889-83 ............. 170889-83 .............. 170889-83  
53 ...... *+Wire (See Illustration For Terminals-OrderAs Required.)  
Wire Conductor (Thermo Plastic)  
18 AWG Stranded, 1050C  
Black............................................................ 170889-43................ 170889-43 ............. 170889-43 .............. 170889-43  
White ........................................................... 170889-42................ 170889-42 ............. 170889-42 .............. 170889-42  
14 AWG Stranded, 1050C  
Green .......................................................... 170889-91................ 170889-91 ............. 170889-91 .............. 170889-91  
Wire Harness Assembly .......................................... 192750 ..................... 192750 .................. 192750.................... 192750  
HW  
54 ...... Standard hardware items to be purchased locally.  
55 ...... V Baffle (5) ............................................................ 192263-1.................. 192263-1 ............... 192263-1 ................ 192263-1  
*Not illustrated.  
+When ordering wire, indicate length required in inches. (Example: 86578-100 equals 100" length).  
Part numbers underlined are recommended stock items for emergency replacement. (Consider gas used in your area only).  

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