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Weil McLain 511-624-545 Pressure Switch

Rating:
5 5 1
1  Review Add Your Review
Special Price $82.59 Regular Price $94.98
In stock
SKU
511-624-545
Pressure Switch
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HVAC Controls & Electrical, Switches, Pressure Switches
Manufacturer:
https://www.partshnc.com/media/catalog/product/5/1/511-624-545.jpg
Manufacturer Name: Weil McLain
Product Number: 511-624-545
OEM Part Number: 511-624-545
Product Description: Pressure Switch
Weight:0.42lbs/190.51g

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Product Questions (2)
Customer Questions
What maintenance is required for the Weil McLain 511-624-545 Pressure Switch?

Regularly inspect the pressure switch for dirt, corrosion, or loose connections. Test the switch to ensure it activates at the correct pressure. Clean any debris around the diaphragm or sensing ports. Always shut off power and relieve system pressure before servicing for safety.

What are common issues with the Weil McLain 511-624-545 Pressure Switch?

  • Failure to activate or deactivate at the set pressure.
  • Leaks or corrosion affecting performance.
  • Erratic or inconsistent pressure readings.
  • Mechanical wear causing sticking or delayed response.

Installation Steps

Step 1: Turn off power to the HVAC system.

Step 2: Remove the access panel to locate the old pressure switch.

Step 3: Disconnect tubing and wiring from the old switch.

Step 4: Remove mounting screws and carefully take out the old switch.

Step 5: Install the new pressure switch in the same position and secure with screws.

Step 6: Reconnect tubing and wiring according to original setup.

Step 7: Turn on power, test operation, and check for proper system response.