Williams 4003532 - Manual (Page 24)

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DIRECT-VENT NATURAL GAS HEATER
THE COMFORT PRODUCTS PEOPLE
ILLUSTRATED
PARTS LIST
BURNER ASSEMBLY
25,000 BTU/HR MODEL
This list contains replaceable parts used in your furnace. When ordering parts, follow the
instructions listed under Replacement Parts on page 19 of this manual.
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12
KEY PART
NO. NUMBER DESCRIPTION QTY.
1 120717 Hex Nut, #10-24 ** 2
2 121459 Screw, #10-24 x 1/2" ** 2
3 010701 Burner Assembly 1
4 180220 Main Burner Orifice 1
5 121388 Screw, #10 x 1/2" ** 4
6 070408 Manifold Gasket 1
7 171174 Manifold Assembly 1
8 170545 Reducer Fitting, 3/8" NPT to 1/8" NPT ** 1
9 160968 Valve 1
10 170012 90
°
Street Elbow ** 1
11 171170 Gas Inlet Pipe 1
12 170082 90
°
Elbow ** 1
** Standard hardware, available at your local hardware store.