Blodgett ST-300 AA Parts Diagram

ST-300/AA LOW-INPUT

ST-300/AB HIGH-INPUT

GAS CONVECTION OVEN

REPLACEMENT PARTS LIST

EFFECTIVE SEPTEMBER 12, 2002

BLODGETT OVEN COMPANY, 44 Lakeside Avenue, Burlington, Vermont 05401 USA

Telephone: [phone] [phone] Fax: [phone]

www.blodgett.com

Superseding All Previous Parts Lists.
The Company reserves the right to make substitution in the event that items specified are not available.
ERRORS: Descriptive and/or typographic errors are subject to correction.

www.blodgett.com

IMPORTANT: When ordering parts, please provide the model, gas type
and serial number of the oven. The identification plate is located on
the left side of the combustion compartment and, also, above the control
panel under the ledge.

þ ASAP Distributor Required Stocking Parts
t Doors Are Not Returnable

ST-300

September 12, 2002

ELECTRICAL COMPONENTS

Ref. Part
No. No. Description

1 20349 Buzzer, 120V (Qty 1)
2 þ 18225 Timer, 60 Minute, 120V, 60 HZ (Qty 1)
3 þ 16686 Knob, Timer (Qty 1)
4 þ 33152 Controller, Temperature w/ Potentiometer

þ 18588 Probe, Temperature (Qty 1)

3 16686 Knob, Temperature (Qty 1)
5 þ 31638 Mode Selector Switch (4 Position) w/o Knob
3 þ 16686 Knob, Mode Selector (Qty 1)

þ 24684 Knob, Mode Selector (for SSD Control)

6 þ 18265 Indicator Light, Red, Round, 28V (Qty 1)
7 31274 Transformer, 120V to 24V (Qty 1)
8 þ 31288 Motor, 115V, 1/2 HP (Qty 1)
9 þ 31286 Blower Wheel Assy. (Qty 1)
10 þ 19620 Light Switch, Rocker SPST (Momentary)

(Qty 1)

11 þ 24352 Relay, SPDT, 120V (Qty 2)
12 þ 24351 Relay, SPDT, 24V (Qty 1)

33119 Kit, Relay Lockout
30499 Cord Set Assy. (Qty 1)

13 þ 19978 Microswitch Assy., 20 AMP, 250V (Qty 1)

þ 31259 Switch, Pressure (Qty 1)

31592 Tubing, Pressure Switch (Qty 1)

þ 30503 Terminal Block (Qty 1)
þ 32344 Retrofit Kit, Axial Fan

20657 Axial Fan
33119 Relay Lockout Kit

45 32266 4 Sec Delay Timer (Qty 1)

34419 Kit to add 4 Sec. Delay Timer

HI-INPUT GAS COMPONENTS

NATURAL GAS OVENS ONLY ST300/AB

Ref. Part
No. No. Description

14 þ 30851 Ignition Control Box, Hot Surface (Qty 1)
15 þ 31251 Hot Surface Ignitor Kit (Qty 1)

31628 Bracket Assy., Ignitor Shield (Qty 1)

16 þ 30455 Gas Valve, 2 Stage, Nat (Qty 1)
17 þ 32470 Gas Valve, Manual w/o Knob (Qty 1)
3 þ 16686 Knob, Manual Gas Valve (Qty 1)

þ 30177 Shaft & Knob, Shut-Off Gas (Qty 1)

19 þ 31692 Combustion Blower/Pressure Switch Kit

(Qty 1)

þ 30850 Blower Assy., Combustion (Qty 1)
23 þ 30957 Hose, Gas Flex 1/2" ID (Qty 1)
24 þ 464 Nipple, Brass Hex (Qty 1)
25 31298 Bushing, Hex (Qty 1)
20 31813 Orifice, Main Burner, Nat (MTD 26) Qty 1

31321 Orifice, Air Plate, Nat (.397) Qty 1

21 31252 Burner Assy, 6 Row

31233 Gasket Only, Burner
31237 Gasket, Burner Access
34105 Manifold Assy, Lower Nat Only
31234 Gasket, Lower Manifold
30931 Manifold, Upper
30057 Gasket, Upper Manifold

SOLID STATE DIGITAL CONTROLS

INTERIOR OVEN COMPONENTS

Ref. Part
No. No. Description

35051 Rack Support Kit (19" x 20") (Set of 2)
30120 Racks, Wire (20-7/8" x 28-1/4") Chrome

(Each)
26 30044 Baffle, Interior Liner (Qty 1)
27 31691 Flame Deflector Shield (Qty 1)

30914 Motor Mount & Panel Assy. (Qty 1)

28 31639 Light & Cup Assy. (Qty 2)

31769 Bulb, Light 40 W (Qty 2)

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)
48 31804 Control Panel & Decal, SSD