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Goodman

OEM Goodman 3/16" ID Pressure Switch Tubing for AMH80703ANAA — A3468601

SKU: GOODMAN-5265 Brand: Goodman
$2.95 $3.99

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Texas CMBL #19328542014
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Govt POs Accepted

The Goodman A3468601 is a genuine OEM 3/16" inner-diameter pressure switch tubing designed for the Amana/Goodman AMH80703ANAA gas furnace and other compatible 80% AFUE models. This small silicone/rubber hose connects the pressure switch to the inducer draft port, allowing the switch to accurately verify combustion airflow before the burners ignite. A cracked, brittle, or disconnected tube is a common cause of nuisance lockouts and "pressure switch open" fault codes.

  • Inner diameter: 3/16 inch
  • Function: Draft/vacuum sensing line for the furnace pressure switch
  • Material: Heat- and vibration-resistant tubing
  • Fit: OEM replacement for Goodman/Amana 80% furnaces
  • Part number: A3468601

OEM vs. Generic: This is the factory-specified Goodman part, cut and formulated to the exact bore and flexibility the furnace expects. Generic bulk tubing can be over- or under-sized, collapse under vacuum, or degrade faster near the burner assembly, leading to false pressure-switch trips. For reliable ignition sequencing, OEM is the safe choice on a low-cost consumable like this.

Install difficulty: Easy (DIY-friendly). Power down the furnace, slide the old tube off both barbed fittings, and press the new one on. No tools required in most cases. Always confirm your exact model before ordering.

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 AMH80703ANAA — A3468601?
Yes. This is the factory-specified OEM pressure switch for the Goodman AMH80703ANAA — A3468601. 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 AMH80703ANAA — A3468601?
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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