
ST-300/AA LOW-INPUT
ST-300/AB HIGH-INPUT
GAS CONVECTION OVEN
REPLACEMENT PARTS LIST
EFFECTIVE OCTOBER 25, 2012
The Company reserves the right to make substitution in the event that items specied are not available.
ERRORS: Descriptive and/or typographic errors are subject to correction.
44 Lakeside Avenue, Burlington, Vermont 05401 USA Telephone: (802) 658-6600 Fax: (802) 860-3732
Superseding All Previous Parts Lists.
BLODGETT OVEN COMPANY
www.blodgett.com
P/N 56442 Rev A

IMPORTANT: When ordering parts, please provide
the model, gas type and serial number of the oven.
The identication plate is located on the left side of
the combustion compartment and, also, above the
control panel under the ledge.
TO OBTAIN LITERATURE:
Email: literature@blodgett.com
or visit
www.blodgett.com
ELECTRICAL COMPONENTS
Ref. Part
No. No. Description
20349 Buzzer, 120V (Qty 1)
2 18225 Timer, 60 Minute, 120V, 60 HZ (Qty 1)
3 16686 Knob, Timer (Qty 1)
4 33152 Controller, Temperature w/ Potentiometer
18588 Probe, Temperature (Qty 1)
3 16686 Knob, Temperature (Qty 1)
5 31638 Mode Selector Switch (4 Position) w/o
Knob
3 16686 Knob, Mode Selector (Qty 1)
24684 Knob, Mode Selector (for SSD Control)
6 18265 Indicator Light, Red, Round, 28V (Qty 1)
7 31274 Transformer, 120V to 24V (Qty 1)
9 31286 Blower Wheel Assy. (Qty 1)
10 19620 Light Switch, Rocker SPST (Momentary)
(Qty 1)
11 24352 Relay, SPDT, 120V (Qty 2)
12 24351 Relay, SPDT, 24V (Qty 1)
33119 Kit, Relay Lockout
31592 Tubing, Pressure Switch (Qty 1)
30503 Terminal Block (Qty 1)
32344 Retrot Kit, Axial Fan
21134 Axial Fan
SOLID STATE DIGITAL
CONTROLS
Ref. Part
No. No. Description
45 30658 Controller, SSD (Qty 1)
18588 Probe, Temperature
46 24684 Knob, Mode Selector
47 24685 Knob, Adjust (for 30658)
HI-INPUT GAS COMPONENTS
NATURAL GAS OVENS ONLY ST300/AB
Ref. Part
No. No. Description
14 30851 Ignition Control Box, Hot Surface (Qty 1)
15 31251 Hot Surface Ignitor Kit (Qty 1)
17 32470 Gas Valve, Manual w/o Knob (Qty 1)
3 16686 Knob, Manual Gas Valve (Qty 1)
30850 Blower Assy., Combustion (Qty 1)
24 464 Nipple, Brass Hex (Qty 1)
31233 Gasket Only, Burner
31237 Gasket, Burner Access
31234 Gasket, Lower Manifold
31592 Tube, Pressure Switch
LOW-INPUT GAS COMPONENTS
ST300/AA
Ref. Part
No. No. Description
30056 Gasket Only, Burner (Qty 1) (LP & Nat)
31234 Gasket, Lower Manifold (Qty 1) (LP & Nat)
14 30851 Ignition Control Box, Hot Surface (Qty 1)
15 31251 Hot Surface Ignitor Kit (Qty 1)
16 30455 Gas Valve, 2 Stage, Nat (Qty 1)
17 32470 Gas Valve, Manual w/o Knob (Qty 1)
3 16686 Knob, Manual Gas Valve (Qty 1)
18 31253 Flame Sensor Assy. (Qty 1)
30850 Blower Assy., Combustion (Qty 1)
24 464 Nipple, Brass Hex
OCTOBER 25, 2012 2 ST-300

SOLID STATE MANUAL CONTROL
5
3
10
6
3
3
3
7
14
4
11
11
2
12
47
46
47
SOLID STATE DIGITAL CONTROL
5
14
10
45
11
11
12
7
OCTOBER 25, 2012 3 ST-300

DOOR COMPONENTS
EXTERIOR OVEN COMPONENTS
Ref. Part
No. No. Description
20804 Door Assy., Gls LH (Qty 1)
20803 Door Assy., Gls RH (Qty 1)
29 20806 Door Assy., Sld LH (Qty 1)
30 20805 Door Assy., Sld RH (Qty 1)
9036 Glass Assy. (10-1/8" x 17-1/8") (Qty 1)
31 20359 Arm Assy., Door LH (Qty 1)
32 90076 Arm Assy., Door RH (Qty 1)
4887 Chain & Turnbuckles, door operating
(Qty 1)
90074 Sprocket Assy., Door (Qty 1)
33 17558 Door Handle, Porc. (Qty 1)
34 18081 Top Plate, Door Handle S/S (Qty 1)
35 90017 Washers, Door (Set of 2)
17557 Upper Hinge Pin, Door (Qty 2)
36 90004 Bushings, Door Hinge (Set of 2)
37 16657 Upper Bushing Sleeve, Door (Qty 2)
20659 Lower Door Support Assy. (Qty 1)
35702 Microswitch Assy., 20 AMP, 250V (Qty 1)
35419 Bracket Assy., Microswitch (Qty 1)
90077 Cam Assy., Door Switch (Qty 1)
38 16448 Pressure Lock (Qty 1)
39 17519 Perimeter Gasket Assy., Door (Qty 1)
40 17311 Center Door Trim (Qty 1)
Ref. Part
No. No. Description
7839 Drafthood, Direct Venting, S/S(Sgl Oven)
21108 Drafthood, Direct Venting, S/S(Dbl Oven)
7840 Draft Diverter, Canopy Vent, S/S(Sgl Oven)
20447 Draft Diverter, Canopy Vent, S/S(Dbl Oven)
21104 Flue Box Assy. (Sgl Oven)
32509 Flue Box Assy., 3 Piece (Dbl Oven)
18022 Trim Collar (Qty 1)
23190 Crown Assy. (Around Entire Oven Top)(Qty 1)
41 21439 Control Access Panel S/S (Qty 1)
16470 Nameplate, Blodgett 10" (Qty 1)
8600 Legs, 6" w/ Bolts, S/S (Set of 4)
8598 Legs, 25" w/ Bolts, S/S (Set of 4)
92000 Studs, Leg (Set of 4)
7847 Bolts, Leg (Set of 8)
6486 Open Stand w/ Feet, S/S
11416 Open Stand w/ Casters, S/S
5779 Caster Kit w/ Plate, Dbl Oven (Set of 4)
16002 Casters, Sgl Oven (Set of 4)
19528 Casters, Low Prole (Set of 4)
31803 Clips, Dbl Stacking (Set of 2)
OCTOBER 25, 2012 4 ST-300

EXTERIOR OVEN COMPONENTS
9
39
35
18
38
15
29
33
37
34
16
17
31
32
24
35
36
40
30
41
OCTOBER 25, 2012 5 ST-300