Summary of the content on the page No. 1
PSD-3-152/a
COMMERCIAL POWER BURNER BOILER
REPLACEMENT PARTS LIST
COPPER BOILERS FOR HYDRONIC
WIRING/HARNESS & PROBES
HEATING & HOT WATER SUPPLY
See page 8
PROPANE GAS TRAIN ASSEMBLY
LEGEND MODELS LB/LW: 1000
See page 6
SERIES 300, 301
NATURAL GAS
TRAIN/BLOWER
ASSEMBLY
See page 5
JACKET/FRAME ASSEMBLY
See page 4
WATERWAYS &
COMBUSTION
CHAMBER
See page 2
CONTROL BOARD
See page 7
BY-PASS
See page 6
EXHAUST & DRAIN
ASSEMBLY
See page 3
WATER INLET
See page 3
A.O. SMITH WATER PRODUCTS CO., INC.
5621
Summary of the content on the page No. 2
LB/LW WATERWAYS & COMBUSTION CHAMBER PARTS LIST Item Description Part Number Item Description Part Number 1..... Bracket .................................................. 191602 16 .... Probe, Inlet Temp ................................... 210571 2..... Burner and Cone Assembly ................... 191850-2 17 .... Screw, #8-32, 3/8" Long, SST ................. 210444 3..... Combustion Chamber Asembly .............. 211592 18 .... Screw, Machine #8-32, 1" Long, SST ..... 191770 4..... Connector,
Summary of the content on the page No. 3
LB/LW EXHAUST, DRAIN & WATER INLET ASSEMBLY PARTS LIST Item Description Part Number Item Description Part Number 1 .... Clamp, Hose (Large) .............................. 191794-1 16 .... Tube Assembly, Inlet (LW Models) .......... 192308 2 .... Clamp, Hose (Small) .............................. 191794-3 17 .... Tube Assembly, Primary (LB Models) ..... 192225 3 .... Nut, Hex ................................................. 191817-1 18 .... Tube Assembly, Primary (LW Models) ..... 192388 5 ....
Summary of the content on the page No. 4
LB/LW JACKET/FRAME ASSEMBLY Item Description Part No. Item Description Part No. 1 .... Bolt Machine 5/16” - 18" ...................... 191358-2 17 .... Panel, Lower Front ............................... 191805-1 2 .... Control Panel Assembly ........................ 210601 18 .... Panel, Rear (Natural).............................. 192191 3 .... Display Board ....................................... 210219 18 .... Panel, Rear (Propane) ............................ 210020 4 .... Frame Assembly ...
Summary of the content on the page No. 5
LB/LW NATURAL GAS TRAIN/BLOWER ASSEMBLY Item Description Part No. Item Description Part No. 1 .... Blower .................................................. 192195 23 .... Nut, Hex 1/4” ....................................... 191817-1 2 .... Blower Adapter Assembly .................... 192215-1 24 .... Orifice, Air (Series 300 - Nat. Gas) ....... 192737-3 3 .... Blower Manifold Assembly .................... 192217 .... Orifice, Air (Series 3011 - L.P. Gas)...... 192737-2 4 .... Bracket, Blower .
Summary of the content on the page No. 6
LB/LW PROPANE GAS TRAIN ASSEMBLY Item Description Part No. Item Description Part No. 10 .... Elbow, 90 Street 1-1/4” .......................... 94516 1 .... Valve, Main Gas, LP 300 Series ............. 77780 2 .... Regulator, LP 301 Series ...................... 192460 11 .... Elbow, 90 1-1/4” .................................... 192216 12 .... Nipple, 1-1/4” w/Tapping ..................... 86505-32 3 .... Valve, Firing .......................................... 3423-3 4 .... Pipe Plug .......
Summary of the content on the page No. 7
LB/LW CONTROL BOARD WHC 1502 Part Number 210128 LB/LW 1000 WIRING CHART COLOR GAUGE PART NUMBER *** White 14 41974 Black 14 99650 Green 14 41972 White 16 86580 Black 16 86578 Green 16 69058 White 18 170595 Black 18 170596 Green 18 170606 Blue 18 191719 Red 18 170603 Yellow 18 170604 Brown 18 170890 White/Red 18 191700 White/Yellow 18 191702 White/Black 18 191699 Black/White 18 191694 Yellow/Blue 18 191708 Red/Green 18 191717 *** Use dash number to indicate length of wire. Example: 20 i
Summary of the content on the page No. 8
WIRING AND HARNESS ASSEMBLY 78468 99593-6 78469 191673 42573 210091 210152 99599-2 22-16 Ga. 16-14 Ga. 22-18 Ga. #10 Stud 22-18 Ga. Ignition Harness Assembly 210575 Pressure Flow Switch Tank Probe Harness Assembly Harness Assembly 210576 210604 Power Harness Assembly 210579-1 Blower Gas Valve Harness Assembly Harness Assembly Transformer 210609 210574-1 (Propane) Harness Assembly 210578 Outlet Temperature Control/ ECO Assembly Inlet Temperature 210572 Control Assembly 210571 Tank Probe (