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Carrier 336901-401 Knob

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Special Price $14.32 Regular Price $15.97
In stock
SKU
336901-401
The Carrier 336901-401 Knob is a part used for HVAC equipment for modulating several parameters as intended with accurate and flexible control mechanisms. This knob has a small but robust structure, with dimensions of 1.5” length and width and 1.2” height. Being a specific knob, it fits perfectly into Carrier HVAC systems to improve both user satisfaction and functionality. This knob gives the users the leverage to fine-tune the knobs at their convenience for the better performance. This design is easy to use by the technicians and the homeowners, which is easy to operate.
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Specifications

  • Length: 1.5 "
  • Width: 1.5 "
  • Height: 1.2 "
  • Weight: 0.03lbs
  • Type: Knob
Manufacturer Name: Carrier
Product Number: 336901-401
OEM Part Number: 336901-401
Product Description: Knob
Weight:0.03lbs/13.61g

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Product Questions (2)
Customer Questions
What maintenance is required for the Carrier 336901-401 Knob?

The knob requires minimal maintenance, but it should be checked periodically for secure fit and smooth operation on its shaft or control stem. Any cracks, looseness, or slipping should be addressed promptly to ensure accurate control adjustments. Keeping the surrounding control panel clean assists prevent debris from interfering with movement or alignment.

What are common issues with the Carrier 336901-401 Knob?

  • Knob loosening or detaching from control shaft.
  • Cracking or breaking due to repeated force.
  • Slipping on shaft causing inaccurate setting control.
  • Wear on internal grip interface reducing stability.
  • Misalignment with control dial or indicator markings.
  • Difficulty turning due to dirt or debris buildup.

Installation Steps

Step 1: Turn off power to the HVAC unit before starting installation.

Step 2: Open the access panel and locate the damaged door knob.

Step 3: Pull the old knob straight off the control shaft or mounting post.

Step 4: Align the new knob with the shaft and press it firmly into place.

Step 5: Verify the knob turns or secures properly without binding.

Step 6: Restore power and test operation to ensure the knob functions correctly.