A.O. Smith 104 Series User Manual

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COMMERCIAL TANK TYPE WATER HEATER

 

 

 

 

 

 

 

 

 

 

 

REPLACEMENT PARTS LIST

 

 

3

MODELS BTP(V)-540ATHRU 740A

 

 

 

 

SERIES 104

 

5

4

9

9A

 

 

 

9B

BTPV VENT KIT

11

11A

11C

11B

CLEANOUT ASSEMBLY

6

4

 

 

12

 

7

10

RELIEF

BAROMETRIC

VALVE

DRAFT CONTROL

8

(Part numbers are listed on page 2)

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/parts • email: parts@hotwater.com

PRINTED IN U.S.A. 1004

PART NO. 195689-001

PART LIST FOR FRONT COVER

 

Item

Description

 

BTP-540A

BTP-650A

BTP-740A

 

 

1 ........

Anode, Plug ..............................................................................

 

183523-48(4) ..........................

183523-48(4)

....................... 83523-48(4)

2 ........

Baffle, Flue .................................................................................

 

194974(16) .............................

194974(16) ..........................

194974(16)

3 ........

Cover, Jacket .................................................................................

 

195046 ....................................

195046 ................................

195046

4 ........

Valve, Relief .................................................................................

 

99465-3 ..................................

99465-3 ..............................

99465-3

5 ........

Thermostat W.E.C.O. ......................................................................

 

192828 ....................................

192828 ................................

192828

6 ........

Cover, Front ...................................................................................

 

181260 ....................................

181260 ................................

181260

7 ........

Valve, Drain ..................................................................................

 

26273-6 ..................................

26273-6 ..............................

26273-6

8 ........

Jacket Base ...................................................................................

 

195045 ....................................

195045 ................................

195045

10 ......

Burner Assembly .........................................................................

 

195036-2 ................................

195036-1 ..............................

195036

11 .......

Cleanout Assembly

 

 

 

 

 

 

(includes the following items)

 

 

 

 

 

11A ....

Cleanout Cover ...................................................................

 

99037 ......................................

99037 ..................................

99037

 

 

11B ....

Gasket ................................................................................

 

99038 ......................................

99038 ..................................

99038

 

 

11C ....

Screw - Thread Rolling

...................................................... 69852-1 ..................................

69852-1 ..............................

69852-1

12

Barometric Draft Control ...............................................................

 

170777-5 ................................

170777-5 ............................

170777-5

 

BTP

 

 

 

Item

Description

 

BTPV-540A

BTPV-650A

BTPV-740A

1 ........

Anode, Plug ..............................................................................

 

183523-48(4) ..........................

183523-48(4) .......................

83523-48(4)

2 ........

Baffle, Flue .................................................................................

 

194974(16) .............................

194974(16) ..........................

194974(16)

3 ........

Cover, Jacket .................................................................................

 

195046 ....................................

195046 ................................

195046

4 ........

Valve, Relief .................................................................................

 

99465-3 ..................................

99465-3 ..............................

99465-3

5 ........

Thermostat W.E.C.O. ......................................................................

 

192828 ....................................

192828 ................................

192828

6 ........

Cover, Front ...................................................................................

 

181260 ....................................

181260 ................................

181260

7 ........

Valve, Drain ..................................................................................

 

26273-6 ..................................

26273-6 ..............................

26273-6

8 ........

Jacket Base ...................................................................................

 

195045 ....................................

195045 ................................

195045

9 ........

BTPV Vent Kit ..............................................................................

 

192049-1 ..................................

192049 ................................

192049

 

 

(includes the following items, 2 pieces of hood required for direct vent)

 

 

 

 

9A .....

Hood, Vent - Side Wall ........................................................

191235 ....................................

191235 ................................

191235

 

 

9B .....

Reducer - Flue ...................................................................

 

191981 ....................................

191981 ................................

191981

10 ......

Burner Assembly .........................................................................

BTPV196795-2 ................................196795-1 ..............................

196795

11 .......

Cleanout Assembly

 

 

 

 

 

 

(includes the following items)

 

 

 

 

 

11A ....

Cleanout Cover...................................................................

 

99037 ......................................

99037 ..................................

99037

 

 

11B ....

Gasket ................................................................................

 

99038 ......................................

99038 ..................................

99038

 

 

11C ....

Screw - Thread Rolling ......................................................

69852-1 ..................................

69852-1 ..............................

69852-1

*Items not illustrated.

# Quantities, if more than one, shown in parenthesis next to part number.

Part numbers underlined are recommended stock items for emergency replacement.

BTP BURNER ASSEMBLY (Part numbers are listed on page 4)

PART LIST FOR BURNER (see drawing on page 3)

 

Item

Description

 

BTP-540A

BTP-650A

BTP-740A

 

1 .......

Ignition Control ..................................................................................

 

6207 .............................

6207 ............................

6207

 

10 .......

Thermostat

BTP

6207-1

6207-1

 

2 .......

Motor - 1/4 HP 3450 RPM ................................................................

 

6207-1 ..........................

 

3 .......

Valve 24/60 ....................................................................................

 

6207-2 ..........................

6207-2 ..........................

6207-2

 

4 .......

Gas Valve ......................................................................................

 

6207-4 ..........................

6207-4 ..........................

6207-4

 

5 .......

Air Switch ......................................................................................

 

6207-5 ..........................

6207-5 ..........................

6207-5

 

6 .......

Transformer 120/24 .......................................................................

 

6207-6 ..........................

6207-6 ..........................

6207-6

 

7 .......

Low Gas Pressure Switch .............................................................

 

6207-8 ..........................

6207-8 ..........................

6207-8

 

8 .......

Flame Rod ......................................................................................

 

6207-9 ..........................

6207-9 ..........................

6207-9

 

9 .......

Igniter ............................................................................................

 

6207-10 .......................

6207-10 ........................

6207-10

 

 

....................................................................................

 

6207-11 ........................

6207-11 ........................

6207-11

 

11 ........

Regulator 3/8" ...............................................................................

 

6207-12 .......................

6207-12 ........................

6207-12

 

12 .......

Grounding Lug ..............................................................................

 

6207-13 .......................

6207-13 ........................

6207-13

 

13 .......

Std Hardware - Purchase Locally ..................................................

- - - - - ..........................

- - - - - ..........................

- - - - -

 

14 .......

Tubing - 3/8 X 1/4 ..........................................................................

 

6207-14 .......................

6207-14 ........................

6207-14

 

15 .......

Brass Reducer 3/8 X 1/4 ...............................................................

 

6207-15 .......................

6207-15 ........................

6207-15

 

16 .......

Brass Tee - 1/4” ............................................................................

 

6207-47 .......................

6207-47 ........................

6207-47

 

25 .......

Ball Valve - 1"

BTP

6207-17

6207-17

 

17 .......

Brass Tube 1/4 X 1/8 ....................................................................

 

6207-17 .......................

 

18 .......

Std Hardware - Purchase Locally (2) .............................................

- - - - - ..........................

- - - - - ..........................

- - - - -

 

19 .......

Std Hardware - Purchase Locally ..................................................

- - - - - ..........................

- - - - - ..........................

- - - - -

 

20 .......

Std Hardware - Purchase Locally ..................................................

- - - - - ..........................

- - - - - ..........................

- - - - -

 

21 .......

Pipe Plug 1 1/4" Drilled & Tapped ...................................................

6207-18 .......................

6207-18 ........................

6207-18

 

22 .......

Orifice Spring ................................................................................

 

6207-19 .......................

6207-19 ........................

6207-19

 

23 .......

Junction Box .................................................................................

 

6207-20 .......................

6207-20 ........................

6207-20

 

24 .......

Junction Box Cover .......................................................................

 

6207-21 .......................

6207-21 ........................

6207-21

 

 

................................................................................

 

6207-22 .......................

6207-22 ........................

6207-22

 

26 .......

Pilot Ass’y (Includes Items 8, 9 & 10) ............................................

6207-23 .......................

6207-23 ........................

6207-23

 

27 .......

Air Staging Band ...........................................................................

 

6207-24 .......................

6207-24 ........................

6207-24

 

28 .......

Frame Motor Plate .........................................................................

 

6207-25 .......................

6207-25 ........................

6207-25

 

29 .......

Damper Stop .................................................................................

 

6207-26 .......................

6207-26 ........................

6207-26

 

30 .......

90 Degree Adapter Ass’y .............................................................

 

6207-27 .......................

6207-27 ........................

6207-27

 

31 .......

Housing Ass’y ...............................................................................

 

6207-28 .......................

6207-28 ........................

6207-28

 

32 .......

Back Mount Panel Ass’y ................................................................

 

6207-29 .......................

6207-29 ........................

6207-29

 

33 .......

Premix Air Housing Wheel .............................................................

 

6207-30 .......................

6207-30 ........................

6207-30

 

34 .......

Panel Box Door .............................................................................

 

6207-31 .......................

6207-31 ........................

6207-31

 

35 .......

Pie Damper Inner Plate ...................................................................

 

6207-32 .......................

6207-32 ........................

6207-32

 

36 .......

Pie Damper Middle Plate .................................................................

 

6207-33 .......................

6207-33 ........................

6207-33

 

37 .......

Outer Pie Damper ..........................................................................

 

6207-34 .......................

6207-34 ........................

6207-34

 

38 .......

Wheel ............................................................................................

 

6207-36 .......................

6207-36 ........................

6207-36

 

39 .......

Amber Light ...................................................................................

 

6207-37 .......................

6207-37 ........................

6207-37

 

40

 

..................................................

- - - - - ..........................

- - - - - ..........................

- - - - -

 

Std Hardware - Purchase LocallyBTP

 

 

 

41 .......

Flat Washers, 3/8” ........................................................................

 

6207-49 .......................

6207-49 ........................

6207-49

 

42 .......

Tubing to FP 90° 70-42,1/4” X 1/8” ...............................................

6207-50 .......................

6207-50 ........................

6207-50

 

43 .......

El Fitting 1/4 X 1/8 ..........................................................................

 

6207-40 .......................

6207-40 ........................

6207-40

 

44 .......

Hex Nipple, 1/4” .............................................................................

 

6207-51 .......................

6207-51 ........................

6207-51

 

45 .......

Ball Valve, Model 740, 1/4” ............................................................

 

6207-52 .......................

6207-52 ........................

6207-52

 

46 .......

Std Hardware - Purchase Locally ..................................................

- - - - - ..........................

- - - - - ..........................

- - - - -

 

47 .......

Orifice - Aluminum 1 1/4" ...............................................................

 

6207-42 .......................

6207-42 ........................

6207-42

 

48 .......

Std Hardware - Purchase Locally ..................................................

- - - - - ..........................

- - - - - ..........................

- - - - -

 

49 .......

Conduit Clamp ...............................................................................

 

6207-43 .......................

6207-43 ........................

6207-43

 

50 .......

Premix Diffuser Ass’y ...................................................................

 

6207-53 .......................

6207-53 ........................

6207-53

 

51 .......

Pilot Tubing (3) ..............................................................................

 

6207-54 .......................

6207-54 ........................

6207-54

 

52 .......

Rocker Switch ..............................................................................

 

6207-46 .......................

6207-46 ........................

6207-46

 

53 .......

O Ring Seal ...................................................................................

 

6207-55 .......................

6207-55 ........................

6207-55

 

54

Plastic Cap, SC-11” Pipe ...............................................................

 

6207-56 .......................

6207-56 ........................

6207-56

 

BTP

 

 

 

 

 

 

 

 

 

BTPV BURNER ASSEMBLY (Part numbers are listed on page 6)

PART LIST FOR BURNER (see drawing on page 5)

 

Item

Description

 

 

BTPV-540A

BTPV-650A

BTPV-740A

 

 

 

 

1 .......

Ignition Control ..................................................................................

 

 

6207 .............................

6207 ............................

6207

 

2 .......

Motor - 1/4 HP 3450 RPM ................................................................

6207-1 ..........................

6207-1 ..........................

6207-1

 

3 .......

Valve 24/60 ....................................................................................

 

 

6207-2 ..........................

6207-2 ..........................

6207-2

 

12 .......

Grounding Lug

 

BTPV

6207-4

 

4 .......

Gas Valve ......................................................................................

 

 

6207-4 ..........................

6207-4 ..........................

 

5 .......

Thermodisk Relay ............................................................................

 

 

12S10 ...........................

12S10 ..........................

12S10

 

6 .......

Transformer 120/24 .......................................................................

 

 

6207-6 ..........................

6207-6 ..........................

6207-6

 

7 .......

Low Gas Pressure Switch .............................................................

6207-8 ..........................

6207-8 ..........................

6207-8

 

8 .......

Flame Rod ......................................................................................

 

 

6207-9 ..........................

6207-9 ..........................

6207-9

 

9 .......

Igniter ............................................................................................

 

 

6207-10 .......................

6207-10 ........................

6207-10

 

10 .......

Thermostat ....................................................................................

 

 

6207-11 ........................

6207-11 ........................

6207-11

 

11 ........

Regulator 3/8" ...............................................................................

 

 

6207-12 .......................

6207-12 ........................

6207-12

 

 

..............................................................................

 

 

6207-13 .......................

6207-13 ........................

6207-13

 

13 .......

Std Hardware - Purchase Locally ..................................................

- - - - - ..........................

- - - - - ..........................

- - - - -

 

14 .......

Tubing - 3/8 X 1/4 ..........................................................................

 

 

6207-14 .......................

6207-14 ........................

6207-14

 

15 .......

Brass Reducer 3/8 X 1/4 ...............................................................

6207-15 .......................

6207-15 ........................

6207-15

 

16 .......

Brass Tee - 1/4” ............................................................................

 

 

6207-47 .......................

6207-47 ........................

6207-47

 

17 .......

Brass Tube 1/4 X 1/8

....................................................................

6207-17 .......................

6207-17 ........................

6207-17

 

18 .......

Std Hardware - Purchase Locally (2) .............................................

- - - - - ..........................

- - - - - ..........................

- - - - -

 

19 .......

Std Hardware - Purchase Locally ..................................................

- - - - - ..........................

- - - - - ..........................

- - - - -

 

20 .......

Std Hardware - Purchase Locally ..................................................

- - - - - ..........................

- - - - - ..........................

- - - - -

 

21 .......

Pipe Plug 1 1/4" Drilled & Tapped ...................................................

6207-18 .......................

6207-18 ........................

6207-18

 

22 .......

Orifice Spring ................................................................................

 

 

6207-19 .......................

6207-19 ........................

6207-19

 

23 .......

Junction Box .................................................................................

 

 

6207-20 .......................

6207-20 ........................

6207-20

 

24 .......

Junction Box Cover .......................................................................

 

 

6207-21 .......................

6207-21 ........................

6207-21

 

25 .......

Ball Valve - 1" ................................................................................

 

 

6207-22 .......................

6207-22 ........................

6207-22

 

26 .......

Pilot Ass’y (Includes Items 8, 9 & 10) ............................................

6207-23 .......................

6207-23 ........................

6207-23

 

27

Air Staging Band ...........................................................................

 

 

6207-24 .......................

6207-24 ........................

6207-24

 

 

BTPV

 

 

28 .......

Frame Motor Plate .........................................................................

 

 

6207-25 .......................

6207-25 ........................

6207-25

 

29 .......

Damper Stop .................................................................................

 

 

6207-26 .......................

6207-26 ........................

6207-26

 

30 .......

90 Degree Adapter Ass’y .............................................................

6207-27 .......................

6207-27 ........................

6207-27

 

31 .......

Housing Ass’y ...............................................................................

 

 

6207-28 .......................

6207-28 ........................

6207-28

 

32 .......

Back Mount Panel Ass’y ................................................................

6207-29 .......................

6207-29 ........................

6207-29

 

33 .......

Premix Air Housing Wheel .............................................................

6207-30 .......................

6207-30 ........................

6207-30

 

34 .......

Panel Box Door .............................................................................

 

 

6207-31 .......................

6207-31 ........................

6207-31

 

35 .......

Pie Damper Inner Plate ...................................................................

6207-32 .......................

6207-32 ........................

6207-32

 

36 .......

Pie Damper Middle Plate .................................................................

6207-33 .......................

6207-33 ........................

6207-33

 

37 .......

Outer Pie Damper ..........................................................................

 

 

6207-34 .......................

6207-34 ........................

6207-34

 

38 .......

Air Intake Kit ..................................................................................

 

 

6207-48 .......................

6207-48 ........................

6207-48

 

39 .......

Wheel ............................................................................................

 

 

6207-36 .......................

6207-36 ........................

6207-36

 

40 .......

Amber Light ...................................................................................

 

 

6207-37 .......................

6207-37 ........................

6207-37

 

41 .......

Std Hardware - Purchase Locally ..................................................

- - - - - ..........................

- - - - - ..........................

- - - - -

 

42

Flat Washers, 3/8” ........................................................................

 

 

6207-49 .......................

6207-49 ........................

6207-49

 

 

BTPV

 

 

43 .......

Tubing to FP 90° 70-42,1/4” X 1/8” ...............................................

6207-50 .......................

6207-50 ........................

6207-50

 

44 .......

El Fitting 1/4 X 1/8 ..........................................................................

 

 

6207-40 .......................

6207-40 ........................

6207-40

 

45 .......

Hex Nipple, 1/4” .............................................................................

 

 

6207-51 .......................

6207-51 ........................

6207-51

 

46 .......

Ball Valve, Model 740, 1/4” ............................................................

6207-52 .......................

6207-52 ........................

6207-52

 

47 .......

Std Hardware - Purchase Locally ..................................................

- - - - - ..........................

- - - - - ..........................

- - - - -

 

56 .......

IS2 Air Switch, +0.3”

 

BTPV

6207-42

 

48 .......

Orifice - Aluminum 1 1/4" ...............................................................

6207-42 .......................

6207-42 ........................

 

49 .......

Std Hardware - Purchase Locally ..................................................

- - - - - ..........................

- - - - - ..........................

- - - - -

 

50 .......

Conduit Clamp ...............................................................................

 

 

6207-43 .......................

6207-43 ........................

6207-43

 

51 .......

Premix Diffuser Ass’y

...................................................................

6207-53 .......................

6207-53 ........................

6207-53

 

52 .......

Pilot Tubing (3) ..............................................................................

 

 

6207-54 .......................

6207-54 ........................

6207-54

 

53 .......

Rocker Switch ..............................................................................

 

 

6207-46 .......................

6207-46 ........................

6207-46

 

54 .......

O Ring Seal ...................................................................................

 

 

6207-55 .......................

6207-55 ........................

6207-55

 

55 .......

Plastic Cap, SC-11” Pipe ...............................................................

6207-56 .......................

6207-56 ........................

6207-56

 

 

 

(Blocked Flue) ...............................................

171040 .........................

171040 ........................

171040

 

57 .......

IS2 Air Switch, +0.9” (Blower Proof) ..............................................

171080 .........................

171080 ........................

171080

 

58 .......

IS2 Air Switch, -0.3”(Air Intake) ....................................................

171070 .........................

171070 ........................

171070

 

59 .......

NPM Panel Bracket .........................................................................

 

 

K10304 .........................

K10304 ........................

K10304

A.O. SMITH WATER PRODUCTS CO., INC.

5621 W. 115TH STREET • ALSIP, ILLINOIS 60803

PHONE: 1-800-433-2545• FAX:1-800-433-2515Website: www.hotwater.com/parts • EMAIL: parts@hotwater.com

REPLACEMENT PARTS