Blodgett COS-20G Parts Diagram

Replacement Parts List For Models

COS-20G

(Ovens with s/n HP & HT)

Contents: Page #
Electrical Compartment:Contactors,Steam Generator,Thermostats 2 - 5
Oven Interior: 5
Bottom Section: Gas, Plumbing Components 6 & 7
Front View: Control Panel, Door, Exterior Components 8 - 10

Effective May 1, 2001

(Supersedes all previous parts lists)

The Company reserves the right to make substitutions
in the event that items specified are not available.

ERRORS: Descriptive and/or typographical errors are subject to correction.

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ELECTRICAL COMPARTMENT

Contactors, Steam Generator Components, Thermostats

ELECTRICAL COMPARTMENT CONT.

Contactors, Steam Generator Components, Thermostats

Ref.No. Description Qty. Part#

1 Thermostat, control compartment hi limit F7 1 R3662
2 Thermostat, P1 1 R2801
3 Thermostat, cooking compartment hi limit F3 1 R1573
4 Timing board 1 R6402

Timing board update kit (noise suppressors) 1 R8338

5 Level control board (HT s/n) 1 R5707

Level control board (HP s/n) 1 R4536

Conversion kit, level control board 1 R5777
6 Terminal block, supply 1 R1586
7 Contactor, motor 120V K1 1 R4753
8 Transformer, 120/24V (HT s/n) 1 R6021

Transformer, 120/24V (HP s/n) 1 R3985
9 Relays, R1 R2 R3 R4, 120V 3/5 R3983
10 Relay SPST 120V R8 (from 110797HT on) 2 R7174

Clip, relay mounting (from 110797HT on) 2 R7175
11 Relay 120V R7 1 R3983

Upgrade kit, relay (HT s/n) 1 R7264

Upgrade kit, relay (adds Solid State R6 & R8) 1 R7515

Upgrade kit, relay (Solid State R6 & hardware) 1 R8163

Relay, R6 only 1 R8146
12 Buzzer, 120V 1 R9497
13 Ignition control, steam 1 R5925
14 Temperature control board, steam P2 1 R1443

Sensor, steam temperature 1 R0022
15 Motor, 115/230V 1/2hp (after 1/96) 2 R5108

Seal, copper washer (after 1/96) 8 R3491

Seal, rotary shaft (after 1/96) 2 R4244

Motor, 120V 60hz (before 1/96) 2 R4712

Capacitor, motor (before 1/96) 2 R4726

Packing rope w/insulation (before 1/96) 2 R2328
16 Motor, combustion blower 1 speed (after 10/96) 1 R4511

Clamp, combustion blower (after 10/96) 1 R4710

Motor, combustion blower 2 speed (before 10/96) 1 R4746

Clamp, combustion blower (before 10/96) 1 R4797

Power supply, blower (before 10/96) 1 R4747

Potentiometer, blower (before 10/96) 1 18234
17 Solenoid valve, gas 1/2” (after 10/96) steam 1 M5495

Solenoid valve, gas 3/4” (before 10/96) steam 1 R4713
18 Valve gas, combination 3/4” 1 R4713
19 Ignition module, hot air 2 20348

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