AO Smith Water Heater BTP 600 2500 User Manual

PSD-3-613/b  
COMMERCIAL POWER BURNER  
TANK TYPE WATER HEATER  
REPLACEMENT PARTS LIST  
MODELS BTP-125-140 THRU BTP-125-720/BTP-200-300 THRU BTP-200-1500/  
BTP-300-300 THRU BTP-300-1500/BTP-400-600 THRU BTP-400-2500/  
BTP-600-700 THRU BTP-600-2500  
Item  
1
Description  
PartNumber  
Item  
5
5A  
5B  
6
Description  
PartNumber  
Anode, Plug ......................................................................... 95433-2  
BTP-125-140 thru BTP-125-720 ................................... (two used)  
BTP-200-300 thru BTP-200 thru 600 and  
Nut,Hex 3/8" .................................................................. 5990-1  
Stud, Allen Head ........................................................... 5990  
Washer, 5/16" ............................................................... 5990-2  
Contactor, 3 Pole, 50 AMP (120V).................................... 5102-3  
Gasket, Burner  
G-2SD ............................................................................ 5955-1  
J15A-10, J30A-12 ........................................................ 5955-2  
CR2-G-15, CR2-G-20A................................................. 5955-3  
Gauge, Pressure & Temperature...................................... 5250  
Ground, Lug ....................................................................... 5291  
BTP-300-300 thru BTP-300-600 .............................. (three used)  
BTP-200-1000 thru BTP-200-,500, BTP-300-1000  
thru BTP-300-1500 and BTP-400-600 thru  
BTP-400-1250 ........................................................... (four used)  
BTP-400-1500 thru BTP-400-2000 ............................... (five used)  
BTP-400-2250 thru BTP-400-2500 and  
7
8
9
BTP-600-720 thru BTP-600-2500 ............................ (six used)  
2
Barometric Draft Regulators  
10 Probe, Low Water Cutoff .................................................. 5106  
11 Relay, Low Water Cutoff .................................................. 5105  
12 Switch, High Limit. Manual Reset 220°F  
BTP-125-140 .................................................................. 5700-6  
BTP-125-199, BTP-125-270, BTP-200-300 and  
BTP-300-300 ............................................................. 5700  
BTP-125-400 .................................................................. 5700-7  
BTP-125-540, BTP-200-600, BTP-300-600 and  
BTP-400-600 ............................................................. 5700-1  
BTP-125-720, BTP-200-600, BTP-200-1000,  
Models BTP-600-720 thru BTP-600-2500 only ........... 5218  
All Other Models ........................................................... 5107  
13 Switch, Pilot (On-Off) 120V ............................................. 5110  
14 Temperature and Pressure Valves (125 Ibs.)  
BTP-125-140 and BTP-125-199................................... 5235  
BTP-125-270 thru BTP-125-720, BTP-200-300  
BTP-300-600, BTP-300-1000, BTP-400-600,  
BTP-400-1000, BTP-600-720 and  
thru BTP-200-1000, BTP-300-300 thru  
BTP-600-1000 ........................................................... 5700-2  
BTP-200-1250, BTP-200-1500, BTP-300-1250,  
BTP-300-1000, BTp.400-600 thru  
BTP-400.1000, BTP-600-720 thru  
BTP-300-1500, BTP-400-1250, BTP-400-1500,  
BTP-600-1250 and BTP-600-1500 .......................... 5700-3  
BTP-400-1750, BTP-400-2000, BTP-600-1750  
BTP-600-2000 .......................................................... 5235-2  
BTP-200-1250 thru BTP-200-1500, BTP-300-1250  
thru BTP-300-1500, BTP-400-1250 thru  
and BTP-600-2000 ................................................... 5700-4  
BTP-400-2250, BTP-400-2500, BTP-600-2250  
BTP-400-2000, BTP-600-1250 thru  
BTP-600-2000 .......................................................... 97770  
and BTP-600-2500 ................................................... 5700-5  
BTP-400-2250 thru BTP-400-2500,  
Cleanout Assembly  
BTP-600-2250 thru BTP-600-2500 ......................... 5235-3  
15 TerminalStrip ..................................................................... 5798  
16 Thermostat, Range 94°F to 194°F..................................... 5145  
3
4
Gasket, O-Ring............................................................... 75670-501  
Pressure Plate................................................................ 160332-2  
A.O. SMITH WATER PRODUCTS CO., INC.  
5621 W. 115TH STREET • ALSIP, ILLINOIS 60803  
PHONE: 1-800-433-2545 • FAX: 1-800-433-2515  
PRINTED IN U.S.A.  
APRIL 1991  
POWER BURNER MODEL G-2SD  
POWER BURNER MODEL G-2SD  
Part  
Item  
1
Description  
Number  
Clamp,Electrode .................................................................. 5861  
Control,Primary .................................................................... 5855  
Electrode Assembly, Flame Proving ..................................... 5859  
Electrode Assembly, Ignition ................................................ 5860  
Flange,Mounting .................................................................. 5865  
Gasket,Flange/Housing........................................................ 5863  
Gasket,MountingFlange ........................................................ 5866  
Head Assembly (Includes Items 1, 3,4)................................. 5858  
HousingAssembly ................................................................. 5885  
Motor,Blower........................................................................ 5850  
Orifice.................................................................................... (SEECHART)  
Orifice, Auxiliary.................................................................... 5870  
Orifice,CapandO-RingKit ....................................................... 5873-1  
Plate, Escutcheon................................................................. 5897  
Plate,MotorMounting ............................................................. 5852  
Relay..................................................................................... 5888  
Retainer,AirTube ................................................................. 5864  
Timer ..................................................................................... 5891  
Transformer25V .................................................................... 5889  
Transformer,lgnition ............................................................... 5890  
Tube, Blast. .......................................................................... 5862  
Valve,Gas ............................................................................. 5880  
Wheel, Blower....................................................................... 5851  
Wire,FlameProvingConnecting .............................................. 5879  
2
3
4
5
6
7
8
9
10  
11  
11A  
11B  
12  
12A  
13  
14  
15  
16  
17  
18  
19  
20  
21  
Standard hardware items may be purchased locally.  
ORIFICE CHART  
Natural  
Propane  
Burner  
Number  
G-2SD  
G-2SD  
Gas Orifice  
Gas Orifice  
Models  
Part No  
(Decimal)  
.281  
Part No  
(Decimal)  
.221  
BTP 125-140  
BTP 125-199  
5867-281  
5867-323  
5867-221  
567-257  
.323  
.257  
3
POWER BURNER MODELS J-15A-10 AND J-30A-12  
POWER BURNER MODELS J-15A-10 AND J-30A-12  
Part  
Part  
Item  
1
Description  
Number  
Item  
Description  
Number  
Amplifier  
21 Hood Assembly ..........................................................5735  
22 Latch & Knob, Door ............................................... 5736  
23 Motor, Blower  
J15/A1/4HP ............................................................5705  
J30/A1/3H.P ........................................................... 5705-1  
24 Orifice, Side (Main Burner)............................ (SEE CHART)  
25 Plate, Pilot Back .........................................................5743  
26 Pilot Assembly  
Flame Rod Pilot, Green Amp ................................5701  
Blower Housing, Cabinet & Damper Assembly .......5721  
Arm Crank ..................................................................5754  
*Arm, Damper ........................................................5723  
Arm, Locking  
2
3
3A  
4A Tapped Fixed Air ........................................................5724  
4B Adjustable Air .............................................................5724-1  
5
Axle, Damper ..............................................................5725  
Blade, Damper  
Propane .................................................................5706  
Natural ...................................................................5706-1  
Flame Rod With Porcelain ....................................5744  
Ignition, Electrode ..................................................5746  
Insulator, Porcelain (Only for Flame Rod) ............5745  
Orifice, Pilot  
Natural ...............................................................5709  
Propane .............................................................5709-1  
Tubing, Aluminum Pilot .........................................5748  
6
6A  
7
8
9
Upper .....................................................................5726  
Lower .....................................................................5726-2  
*Cross Link ................................................................5727  
Glass, Sight ................................................................5729  
Grounding Bar ............................................................5730  
28  
30  
31  
32  
10 Light, Signal  
Amber .....................................................................5728  
33  
White ......................................................................5728-1  
11 Plate, Motor (Not Included In Assembly)  
J15/A 5722  
34 Regulator, Gas Pressure (Natural and Propane).  
J15/A....................................................................... 5741  
J30/A....................................................................... 5741-1  
35 Regulator, Pilot........................................................... 5742  
37 Spring, Side Orifice .................................................... 5751  
38 Sub-Base ...................................................................5703  
39 Switch, Air ...................................................................5752  
40 Tee, Side Orilice ........................................................5750  
41 Timer Control .............................................................5704  
43 Tube, Blast Assembly ................................................5715  
J30/A 5722-1  
12 Switch.Control ............................................................5732  
13 TerminaI Strip .............................................................5731  
14 Transformer, Ignition .................................................5734  
14A Weight, Damper .........................................................5726-3  
15 Wheel, Blower (Not Included in Assembly)  
J15/A.......................................................................5733  
J30/A.......................................................................5733-1  
16 Cable, Flame Rod (Consisting Of):  
44  
Diffuser (Includes Stainless Steel  
Mounting Screws) ..................................................5716  
Cable, #14-19 GTO 15,000 .......................................5710  
#10 Stud Ring.. ...........................................................5711  
17 Cable, Ignition  
Cable, #14-19 GTO 15,000 ...................................5710  
#2 Rajah Ring Terminal ........................................5713  
CT-Rajah Cage Terminal......................................5714  
18 Cock, Gas  
J15/A.......................................................................5719  
J30/A.......................................................................5719-1  
19 Cock, Pilot ..................................................................5720  
20 Control, Less Amplifiers ............................................5978  
45 Flange, Boiler .............................................................5717  
47 * Valve, Auxiliary Solenoid Gas  
J15/A....................................................................... 5737  
J30/A....................................................................... 5737-1  
48 Valve, Bleed (For Diaphragm Gas Valve) .................5738  
49 Valve, Diaphragm Gas :  
J15/A....................................................................... 5739-5  
J30/A....................................................................... 5739-4  
50 Valve, Pilot .................................................................. 5740  
51 Standard hardware items may be purchased locally  
*Not illustrated  
ORIFICECHART  
Natural  
Gas Orifice  
(Decimal)  
Propane  
Gas Orifice  
(Decimal)  
Burner  
Models  
Number  
Part No  
5707-250  
5707-312  
5707-406  
Part No  
5707-136  
5707-152  
5707-180  
BTP 125-270  
BTP 200-300  
BTP 300-300  
BTP 125-400  
BTP 125-540  
BTP 200-600  
BTP 300-600  
BTP 400-600  
BTP 125-720  
BTP 600-720  
BTP 200-800  
BTP 300-800  
BTP 400-800  
BTP 200-1000  
BTP 300-1000  
BTP 400-1000  
BTP 600-1000  
BTP 200-1250  
BTP 300-1250  
BTP 400-1250  
BTP 600-1250  
J15A-10  
J15A-10  
J15A-10  
.250  
.312  
.406  
136  
152  
180  
J30A-12  
J30A-12  
J30A-12  
5707-500  
5707-500  
5707-625  
.500  
.500  
.625  
5707-205  
5707-221  
5707-257  
205  
221  
257  
J30A-12  
5707-875  
.875  
5707-313  
313  
5
POWER BURNER MODELS CR2-G-15 AND CR2-G-20A  
POWER BURNER MODELS CR2-G-15 AND CR2-G-20A  
Part  
Part  
Number  
Item  
1
Description  
Number  
*Amplifier  
Item  
35  
36  
37  
38  
Description  
Flame Rod Pilot, Green Amp (CR2-G-15) ...........................5701  
Scanner Pilot, Purple Amp (CR2-G-20) ..............................5701-1  
Arm, Crank .................................................................................5753  
Arm, Damper ..............................................................................5723-1  
Arm, Steel Crank (Aluminum Hub Assembly  
For Damper 5/16" ID) ...........................................................5754  
Arm, Steel Crank (Aluminum Hub Assembly  
For Oil Valve or Butterfly 3/8" ID) .......................................5754-1  
Arm, Steel Crank (Aluminum Hub Assembly  
For Extension Shaft 1/2" ID) ...............................................5754-2  
Axle,Damper ..............................................................................5725-1  
Blade,Damper .............................................................................5726-1  
Box, Complete Panel  
Body,Panel Box..........................................................................5756  
Bracket, Mounting  
Integral .................................................................................5757  
RemoteBottom .....................................................................5757-1  
RemoteTop ..........................................................................5757-2  
Door, Panel Box .........................................................................5758  
Latch & Knob, Door ...................................................................5736  
*Plate, Chassis...........................................................................5759  
Top, Panel Box Hinged ..............................................................5760  
Cock, Gas  
CR2-G-15 .............................................................................5719-4  
CR2-G-20 .............................................................................5719-5  
Cock,PilotGas .............................................................................5720  
*Control-Less Amplifier .............................................................5702-1  
Gas Drawer  
Straight Assembly ...............................................................5763-3  
Spinner Mounted Scanner ..................................................5763-4  
Spinner  
Photocell ...............................................................................5764  
Scanner ...............................................................................5764-1  
Housing, Blower ........................................................................5721-1  
*Light, Signal  
Amber ...................................................................................5728  
White ....................................................................................5728-1  
Motor, Blower  
CR2-G-15 (1/2 HP) ..............................................................5705-2  
CR2-G-20 (3/4 HP) ..............................................................5705-4  
Motor, Modulating & Bracket .....................................................5765  
*Orifice, Side (2") ......................................................................(SEE  
Flame Rod With Porcelain (CR2-G-15) ...................................... 5744  
Ignition Electrode With Porcelain ................................................5746  
Insulator, Porcelain (Flame Rod) ................................................5745  
Orifice, Pilot  
Natural (CR2-G-15) ..............................................................5709  
Natural (CR2-G-20A)............................................................ 5709-2  
Propane................................................................................. 5709-1  
Plate,PilotMounting ....................................................................5743-1  
Plate, Back Sight Glass ..............................................................5729  
Plate, Pump Opening (Damper Cover) .......................................5791  
Regulator, Main Gas (Natural Only)  
2
3
4
5
39  
40  
41  
43  
5A  
6
8
CR2-G-15 ..............................................................................5741-2  
CR2-G-20A ........................................................................... 5741-3  
Regulator, Pilot  
44  
9
10  
CR2-G-15 ..............................................................................5742  
CR2-G-20A ........................................................................... 5742-1  
Ring, End (For Burners Before 5-11-81 Only) .........................5718-1  
Ring, Motor Plate .........................................................................5769  
Rod, Push .................................................................................... 5770  
Scanner(CR2-G-20A) ................................................................5712-1  
Shalt, Extension (For Mod Motor) ..............................................5771  
*Sub-Base ................................................................................... 95657  
Switch, Air ..................................................................................5752  
Swivel (BaIl Joint) .......................................................................5773  
Switch, High Gas Pressure (CR2-G-20A) ................................5774  
Switch, Low Gas Pressure (CR2-G-20A)................................5774-1  
*Terminal Strip  
Adapter, End Mounting .........................................................5731-1  
Strip, Marking ........................................................................ 5731-2  
TerminaIBlock .......................................................................5731  
*Timer, Control ............................................................................5704  
Transformer, lgnition ..................................................................5734  
Tube, Blast  
CR2-G-15 ..............................................................................5715-1  
CR2-G-20 ..............................................................................5715-3  
Valve, Adjustable Bleed (CR2-G-15) ........................................ 5738  
*Valve, Auxiliary Solenoid Gas:  
CR2-G-15 ..............................................................................5737-2  
CR2-G-20A ........................................................................... 5737-3  
Valve Body, Gas:  
CR2-G-15 ..............................................................................5777-3  
CR2-G-20A ........................................................................... 5775-1  
Valve, Butterfly:  
CR2-G-15 ..............................................................................5776  
CR2-G-20A ........................................................................... 5776-1  
Valve, Diaphragm Gas (C2-G-15) ............................................. 5739-2  
Valve Operator, Gas:  
45  
46  
47  
48  
49  
51  
52  
53  
54  
55  
56  
11  
12  
13  
14  
15  
17  
18  
19  
22  
57  
58  
59  
23  
24  
60  
61  
25  
62  
63  
26  
27  
CHART)  
28  
29  
30  
*Spring, Orifice ....................................................................5751-1  
*Tee, Orifice .........................................................................5750-1  
Plate, Housing Back ...................................................................5766  
Pilot Assembly, Complete  
64  
65  
31  
31A  
32  
+Flame Rod (CR2-G-15) ......................................................5706-3  
+Scanner (CR2-G-20A) ......................................................5706-4  
Cable, Ignition (Consisting Of)  
Cable #14-19 GTO 15,000 ..................................................5710  
*#2RajahRingTerminal .......................................................5713  
*CT-11 Rajah Cage Terminal ...............................................5714  
Cable, Flame Rod (Consisting Of)  
Cable, #14-19 GTO 15,000 .................................................5710  
*Stud, Ring (2) .....................................................................5711  
Clamp, Flanged Rod & Ignition Electrode ..................................5767-1  
CR2-G-15 ..............................................................................5777-2  
CR2-G-20A ........................................................................... 5777-1  
Valve, Pilot:  
CR2-G-15 ..............................................................................5740  
CR2-G-20A ........................................................................... 5740-1  
Wheel, Blower:  
CR2-G-15 ..............................................................................5733-2  
CR2-G-20A ........................................................................... 5733-3  
Standard hardware items may be purchased locally  
66  
67  
68  
33  
34  
*Not illustrated  
+When ordering, tell if needed for Natural or Propane gas.  
34A Clamp, Ignition Electrode ...........................................................5767  
ORIFICECHART  
Natural  
Gas Orifice  
(Decimal)  
Propane  
Gas Orifice  
(Decimal)  
Burner  
Number  
Models  
Part No  
5708  
Part No  
5708-5  
BTP 200-1500  
BTP 300-1500  
BTP 400-1500  
BTP 600-1500  
BTP 400-1750  
BTP 600-1750  
BTP 400-2000  
BTP 600-2000  
BTP 400-2250  
BTP 600-2250  
BTP 400-2500  
BTP 600-2500  
CR2-G-15  
.843  
.437  
CR2-G-15  
CR2-G-15  
CR2-G-20A  
CR2-G-20A  
5708-1  
5708-2  
5708-3  
5708-4  
.921  
1.000  
1.437  
1.812  
5708-6  
5708-7  
5708-9  
5708-10  
.500  
.531  
.562  
.652  
7
A.O. SMITH WATER PRODUCTS CO., INC.  
5621 W. 115TH STREET • ALSIP, ILLINOIS 60803  
PHONE: 1-800-433-2545 • FAX: 1-800-433-2515  
8

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