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OEM Goodman .47in NO Pressure Switch for ADS80703AXA — B1370176
Goodman

OEM Goodman .47in NO Pressure Switch for ADS80703AXA — B1370176

SKU: B1370176-GEN Brand: Goodman

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Texas CMBL #19328542014
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The Goodman B1370176 Pressure Switch is a genuine OEM draft-proving control for the ADS80703AXA furnace and compatible Goodman and Amana models. This normally-open switch verifies that the inducer motor has established proper venting draft before the control board allows ignition — a key safety interlock that prevents the furnace from firing without adequate flue airflow.

Specifications

  • Setpoint: -0.47" W.C. (inches water column)
  • Configuration: Normally open (closes on negative pressure)
  • Single-pole single-throw, spade terminal connections
  • Monitors inducer / draft pressure for safe ignition
  • Fits: ADS80703AXA and compatible Goodman/Amana furnaces
  • OEM Part Number: B1370176

OEM vs. Generic

The OEM Goodman switch is matched to the exact -0.47" W.C. setpoint your furnace requires, preventing nuisance lockouts and false trips. A generic equivalent with the same pressure rating and port is available at a lower price, but precise calibration and hose-port fit make OEM the safer bet for pressure-sensitive applications.

Installation

Difficulty: Easy (2/5). Power down the furnace, note the tubing orientation, transfer the silicone hose and wiring, and mount with the supplied screws. Replacement typically takes 10–20 minutes. Verify the switch closes on a cold start cycle before returning to service.

Shipping Information

  • Orders placed before 3PM CST ship same business day
  • Standard delivery: 2-5 business days
  • Express shipping available at checkout
  • Free shipping on orders over $75
  • Tracking number emailed upon shipment

Return Policy

  • 30-day returns on unused parts in original packaging
  • Electrical parts (capacitors, contactors, control boards) are final sale once installed
  • Email info@nationalhvacparts.com to initiate a return
  • Refunds processed within 5-7 business days

Frequently Asked Questions

Does this Pressure Switch fit my Goodman ADS80703AXA — B1370176?
Yes. This is the factory-specified OEM pressure switch for the Goodman ADS80703AXA — B1370176. It is a direct drop-in replacement that fits without modification. Always verify the model number on your equipment nameplate before ordering.
How do I replace the pressure switch on my Goodman ADS80703AXA — B1370176?
Difficulty: Medium (20–30 min)
Step 1: Turn off power. Step 2: Locate pressure switch near draft inducer. Step 3: Note tubing orientation. Step 4: Disconnect tubing and wires. Step 5: Remove screw, install new switch. Step 6: Reconnect tubing and wires, restore power.
My furnace shows a pressure switch error. What do I replace?
Furnace LED showing pressure switch error = switch not detecting draft inducer airflow. Try first: clear the rubber tubing to the switch (often clogged with condensation). If problem persists, replace the pressure switch.
Is this pressure switch compatible with Bryant or Payne too?
Many Goodman parts are cross-compatible with Bryant and Payne since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across brand labels with different model numbers. To verify: check your Bryant or Payne equipment service manual for cross-compatible part numbers, or email info@nationalhvacparts.com with your model number.
Should I use OEM or aftermarket for my Goodman pressure switch?
OEM recommended for reliability and warranty compatibility. OEM parts match exact factory specifications for proper fit, performance, and safety. While aftermarket alternatives cost less upfront, the risk of improper fit and reduced lifespan usually makes OEM the better value long-term.
How fast does National HVAC Parts ship?
Orders placed before 3:00 PM CST ship the same business day. Standard delivery is 2–5 business days anywhere in the continental United States. Express shipping available at checkout. We ship from Houston, TX to all 50 states. 30-day return policy on all parts.
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Mike Rivera
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