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The Whirlpool 3149404 is an infinite surface element switch for electric ranges that regulates heat to a 6-inch burner and is rated 240V at 5.2–6.6A. The unit is a five-terminal control that sends voltage to the surface element coil and is supplied as a single replacement switch. Physical details include a figure-8 shaft and compact housing sized for direct replacement of legacy OEM numbers.
- Electrical rating: 240V, 5.2–6.6A; five-terminal infinite switch
- Designed for 6-inch surface elements; sends voltage to element coil
- Figure-8 shaft (7/8" long), five terminals labeled L1, L2, H2, H1, P; dimensions 2-1/4" L x 1-3/4" W x 2-5/16" H
Product Highlights
Direct replacement infinite switch for 6-inch range burner; OEM part 3149404 / WP3149404 with five-terminal connections.
Key Features:
- Official OEM pressure switch for Nordyne HVAC equipment
- Listed as -0.20" PF with SPST switching (as shown in the product name)
- Product type listed as Pressure Switch
- Listed as replacing the following part numbers: 6323320, 632453R, 922486, 1014531R
Installation & Operation Notes:
- The provided sources do not include manufacturer installation steps or wiring/setting instructions for this pressure switch.
- Installation should be performed by a qualified HVAC technician.
- Reference the specific unit's service/installation manual for correct pressure switch selection, mounting, tubing/port routing (if applicable), and electrical connections.
Maintenance & Troubleshooting:
- Pressure switches are commonly replaced when a furnace or HVAC system will not complete its startup sequence due to pressure/airflow proving issues.
- Customer feedback commonly associates replacement with resolving a "pressure switch" fault condition and restoring normal operation.
- The provided sources do not include diagnostic procedures; follow the equipment documentation for troubleshooting steps and verification before replacement.
User Reviews & Q&A Summary:
- Review themes indicate the part is commonly described as an exact fit and used as a direct replacement to get a furnace running again.
- Several reviews mention the unit returned to normal operation after installation, including clearing a fault condition related to the pressure switch.
- Additional feedback highlights ease of ordering and timely delivery, and notes that this part fit where other attempted parts did not.
Certifications & Compliance:
- Rheem includes a California Proposition 65 warning for this pressure switch kit on its parts listing
- No other separate certifications or listings are explicitly stated for this part in the provided sources
User Reviews & Q&A Summary:
- Common review themes: direct-fit replacement that fixes "no heat" situations and gets the furnace running again, often described as an easy swap once accessed
- Several reviewers note this is an updated version of the original design and may mount differently (users mention included hardware such as a longer screw/spacer to accommodate the revised mounting)
- Q&A themes emphasize that pressure switch ratings/markings are not interchangeable by appearance alone; customers are advised to confirm the correct part by furnace model/serial rather than substituting based on pressure markings
Product Highlights
3/4" Diameter   
35" LengthSpecs
| Diameter (Inches): | 3/4" |
|---|---|
| Length (Inches): | 35" |
Reviews
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