A.O. Smith HW 300 THRU HW 670 Parts list
Contents
1. WATER PRODUCTS COMPANY COMMERCIAL WATER HEATER REPLACEMENT PARTS LIST MODELS HW 300 THRU HW 670 SERIES 932 933 SMIT PSD 3 1 ae AS lihi Loss tty Mt get 7 A E 47 COT spor A 77 re 2 Ue 2 2 QOR ee 45 r Car Mg Ue t 2 i aq AE A He tang gt 40 Uy IGNITION CONTROL 16 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 PRINTED IN U S A 0601 2277 192358 000 REV 05 ROBERTSHAW GAS VALVE COIL HIGH LIMIT ASSEMBLY WIRE TERMINALS USED WITH ITEM 62 BEE 85688 99593 78469 78468 Item Parts Description HW 300 HW 399 420 Base Assembly Box Junction Bracket Gas Control String Bracket Pilot At Main Gas Burner Bracket Shield Burner Main Sea Level Natural Gas 98593 20 98593 2 Propane Gas 98593 1 98593 3 Burner Pilot With Orifice Natural Gas Propane Gas Bushing Snap Cap Terminal End Clamp Capillary Tube Clamp Tubing Clip Retainer Coil Combustion Chamber Collector Flue Control Intermittent Ignition Natural Gas Series 932 Propane Gas Series 933 Control Limit Control Limit Protector Switch Cover Leg Cover Limit Control Protector Switch Cover Peep Hole Cover Top Decals California Clearanc2. PSI Wire 200 C Tan with Terminals Wire See illustration for terminals Order as required 16 AWG Stranded 1050C AWM amp TEW 18 AWG Stranded 200 C Wire Ground 250 C 170889 69 Standard hardware items to be purchased locally Glass Yarn 4 68831 2 Glass Yarn 4 68831 5 Items 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 Request parts from PSD by giving all information such as model and series number type of gas and specifications Parts List PSD 3 140 C supersedes Parts List PSD 3 140 A amp B PHONE 1 800 433 2545 FAX 1 800 433 2515 PSD Alsip IL Website www hotwater com Email parts hotwater com ZA SMTA A O SMITH WATER PRODUCTS CO INC ProductPreservers WATER PRODUCTS 5621 W 115TH STREET ALSIP ILLINOIS 60803
3. e Models HW 300 399 Clearance Models HW 420 520 amp 670 Flammable Vapors Scald Lighting amp Operating Pilot 77860 Protector Warning Water Inlet Water Outlet PILOT BURNER ASSEMBLY HW 520 98593 21 98593 4 98593 22 98593 5 191182 191182 1 97259 701 97259 701 96667 706 96667 706 96378 701 Parts Description HW 300 HW 399 420 HW 520 HW670 Wiring Diagram Natural Gas Propane Gas Elbow Union With 1 8 Pressure Tap Exchanger Heat Fitting Limit Control Hood Draft Series 932 98428 707 98428 704 98428 704 Series 933 98428 707 98428 704 98428 704 Insulation Blanket 190175 2 Insulation Pyrofelt Insulator Jacket 211178 Leg 96383 701 Nut Tie Rod Nut Wing Orifice Pilot Burner Natural Gas Propane Gas Plug Pipe 1 8 Pressure Tap Retainer Door Ring Support Rod Tie 3 Required Rod Tie 2 Required Rod Tie 1 Required Screen Peep Hole Screw Thumb Shield Base Radiation Shield Door Shield Floor Shield Leg Shield Pilot Skirt Assembly Stud Floor Shield Switch Safety Flow Required but not supplied with unit 211480 Tape Asbestos Free Used with Item 40 95072 Terminal Segment 4 Required Thermal Balancer Transformer Tube Asbestos Free Tube By Pass Tubing 1 4 x 60 Wire Assorted Fittings User to cut to required length Valve Gas Control Natural Gas Series 932 78450 4 78450 Propane Gas Series 933 78450 5 78450 1 Valve Relief 50
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