Comstock Castle 33K BJ Thermostat Knob 1-15/16" DIA Off-Low 250°-500°F Mount

A manual thermostat control knob that interfaces with compatible commercial oven temperature controls. The Comstock Castle 33K BJ Thermostat Knob mounts onto the thermostat shaft and transfers operator rotation to the temperature selector, allowing adjustment through the OFF, LOW, and 250°F to 500°F range. It features a 1-15/16" diameter body, 11/16" mounting size, notch-down alignment, and 1-3/16" protrusion for the specified control arrangement. The knob provides the physical interface required for manual thermostat setting selection on compatible oven control assemblies.

Equipment Compatibility:
Compatible with Comstock Castle thermostat control applications, with provided product information also noting use on Dynamic Cooking Systems, Garland, and US Range ovens.

Product Specifications:
Manufacturer: Comstock Castle
SKU: 33K
Product Type: Thermostat Knob
Diameter: 1-15/16"
Temperature Selection: OFF-LOW-250°F-500°F
Mount Size: 11/16"
Notch Position: Down
Protrusion: 1-3/16"
Associated Thermostat: 46-1591

Key Features:

• Provides direct mechanical engagement with the thermostat shaft for manual setting changes.
• Includes specified mounting dimensions for alignment with the related control assembly.
• Incorporates a notch-down orientation for correct shaft positioning during installation.

Step1: Turn off power/gas supply to appliance and allow surface to cool.

Step2: Remove old knob by pulling straight off shaft.

Step3: Align new thermostat knob with shaft position markings.

Step4: Push firmly until fully seated and test rotation across OFF to max range.

Step5: Restore power and verify temperature control.

Step6: Wear heat-resistant gloves if appliance was recently in use.

Step7: Avoid overforcing; ensure proper alignment to prevent damage or burns.

• What maintenance is required for the Comstock Castle 33K Thermostat Knob?

  Clean the thermostat knob regularly to remove grease and debris buildup affecting smooth rotation. Inspect mounting for tightness to ensure accurate temperature control. Avoid excessive force when turning to prevent internal damage and maintain calibration stability.

• What are common issues with the Comstock Castle 33K Thermostat Knob?

  • Worn or loose knob causing inaccurate temperature selection.
  • Sticking or hard-to-turn dial due to grease buildup.
  • Cracked or damaged mounting interface affecting stability.
  • Misalignment leading to incorrect temperature settings.