Dimensions & Parts List 4445-1 Page 2
4445-2 THROUGH -4-B PARTS LIST
Flame Rod Assembly†
Spark Igniter Assembly†
1⁄8 " Pipe Plug (2 req'd)
¼ " Pipe Plug
Main Air Flange Gasket (2 req'd)
Main Air Flange
Air Orifice Plate
Gas Connection Reducing Tee
Tile and Mounting Tube Assembly
Tru-Seal Locknut
8790-0 Obs. Port (2 req'd)
Stabilizer Assembly
Flame Rod Assembly†
Gas Tube
Burner Mounting Gasket
Burner Body
Locking Set Screw (2 req'd)
Body Gasket
Burner Mounting Flange
† When replacing igniter and/or flame rod assemblies in the field, it is recommended that the burner body be removed from the tile mounting tube flange to ensure insertion into the access holes provided and not into one of the air tubes on either side.
Burner designation
Part name
4445-2
4445-3
4445-4-A 4-1695-10 4-22933-4
4445-4-B 4-1695-10 4-22933-5
Main Air Flange Air Orifice Plate
OA4-0433-1 4-22933-2
4-1695-1 4-22933-3
Main Air Flange Gasket Burner Mounting Flange Locking Set Screw Mounting Flange Gasket Gas Connection Reducing Tee
4-5371-1 4-21985-1 4-24724-1 4-25182-1 4-25638-1 4-22934-1 4-24752-1 4-24752-2 4-24752-3 4-24752-4 4-24745-1 4-24745-2 4-24745-3 4-24745-4
R776-2545-CO
Body Gasket Burner Body
Spark Igniter Assembly "S" Model
"M" Model "L" Model "E" Model
Flame Rod Assembly "S" Model
"M" Model "L" Model "E" Model
Gas Components Sub-assembly * "S" Model
4-25195-1 4-25195-2 4-25195-3 4-25195-4
4-25195-6 4-25195-7 4-25195-8 4-25195-9
4-25195-11 4-25195-12 4-25195-13 4-25195-14
4-25195-16 4-25195-17 4-25195-18 4-25195-19
"M" Model "L" Model "E" Model
Gas Tube
"S" Model (all sizes) "M" Model (all sizes) "L" Model (all sizes) "E" Model (all sizes)
4-21958-1 4-21958-2 4-21958-3 4-21958-4 R790-0120
Tru-Seal Locknut (all models) Stabilizer Assembly (all models)
4-25292-2
4-25292-3
4-25292-4
4-25292-5
Tile and Mounting Tube Assembly
"L" Model -4-B Round Alumina/Mullite 4-24874-18 4-24874-22 4-24874-26 4-24874-30 Slotted Alumina/Mullite 4-24723-18 4-24723-22 4-24723-26 4-24723-30 Round Metal Alloy 4-25004-2 4-25004-6 4-25004-10 4-25004-14 "E" Model -2 -3 -4-A Round Alumina/Mullite 4-24874-19 4-24874-23 4-24874-27 4-24874-31 Slotted Alumina/Mullite 4-24723-19 4-24723-23 4-24723-27 4-24723-31 Round Metal Alloy 4-25004-3 4-25004-7 4-25004-11 4-25004-15
"S" Model -4-B Round Alumina/Mullite 4-24901-5 4-24901-6 4-24901-7 4-24901-8 Slotted Alumina/Mullite 4-24902-5 4-24902-6 4-24902-7 4-24902-8 Round Metal Alloy 4-25005-1 4-25005-2 4-25005-3 4-25005-4 "M" Mode l -2 -3 -4-A Round Alumina/Mullite 4-24874-17 4-24874-21 4-24874-25 4-24874-29 Slotted Alumina/Mullite 4-24723-17 4-24723-21 4-24723-25 4-24723-29 Round Metal Alloy 4-25004-1 4-25004-5 4-25004-9 4-25004-13
* Includes: Tru-Seal Locknut, Gas Tube, and Stabilizer Assembly.
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