
PSD-3-453
BURKAY COMMERCIAL WATER HEATER
REPLACEMENT PARTS LIST
MODELS HW-120M/160M/200M/225M:
SERIES 102, 103
WIRE TERMINALS USED WITH ITEM 53
78468 78469 85688 98017 99593
THERMO BALANCER
46
A.O. SMITH WATER PRODUCTS CO., INC.
5621 W. 115TH STREET • ALSIP, ILLINOIS 60803
Phone: 1-800-433-2545 • Fax: 1-800-433-2515
website: www.hotwater.com • email: parts@hotwater.com
PRINTED IN U.S.A. 0303 211828-000 REV. 00

MAIN BURNER & MANIFOLD
(I.I.D. MODELS)
GAS CONTROL VALVE
51
I.I.D. MODELS
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 .................................................... 95452-12 ................. 95452-12 ...............95452-12 ................ 95452-14
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 .......................... 170613-1 ................. 170613-1 ............... 170613-1 ................ 170613-1
8 ...... Burner, Pilot - With Orifice:
Natural Gas ...................................................... 210871-2 ................. 210871-2 ...............210871-2................ 210871-2
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
Coil Limit ............................................................. 97315 ....................... 97315 .................... 97315 ..................... 97315
Lighting & Operating ..........................................192012 ..................... 192012 .................. 192012 ................... 192012
HW
HW

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
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
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
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, 105
Black ........................................................... 170889-43 ............... 170889-43 .............170889-43 ..............170889-43
White ........................................................... 170889-42 ............... 170889-42 .............170889-42 .............. 170889-42
14 AWG Stranded, 105
Green .......................................................... 170889-91 ............... 170889-91 .............170889-91 .............. 170889-91
Wire Harness Assembly ........................................192750 ..................... 192750.................. 192750 ................... 192750
54 ...... Standard hardware items to be purchased locally.
55 ...... V Baffle (5) ............................................................. 192263-1 ................. 192263-1 ...............192263-1................ 192263-1
HW
HW
HW
0
C
0
C
HW
*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).