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Heatcraft Refrigeration 7075212 Low Pressure Control P70AA-185

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Special Price $315.16 Regular Price $349.83
In stock
SKU
7075212
Heatcraft Refrigeration 7075212 Low-Pressure Control essential component for HVAC systems and refrigeration systems. It was designed to monitor and control low side pressure to help maintain optimal system performance by preventing compressor short cycling and low refrigerant conditions for P70AA-185 is pressure control. Used in commercial refrigeration systems, walk-in coolers, freezers, and air conditioning systems to improve energy efficiency and extend equipment life. With a pressure sensing mechanism, it provides a precise operation reduces maintenance costs, and increases overall system stability.
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Specifications

  • Type: Low Pressure Control
  • Model: P70AA-185
Manufacturer Name: Heatcraft Refrigeration
Product Number: 7075212
OEM Part Number: 7075212
Product Description: Low Press Ctrl P70aa-185
Weight:0.94lbs/426.38g

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Product Questions (2)
Customer Questions
What maintenance is required for the Heatcraft Refrigeration 7075212 Low Pressure Control?

Inspect wiring and terminal connections regularly for looseness or corrosion. Verify pressure setpoints and calibration accuracy to ensure proper refrigeration control. Clean contacts gently and ensure the switch housing remains dry and free from debris for accurate operation.

What are common issues with the Heatcraft Refrigeration 7075212 Low Pressure Control?

  • Inaccurate pressure sensing or drift.
  • Electrical contact failure or pitting.
  • Wiring looseness causing intermittent operation.
  • Corrosion in terminals or housing.
  • Switch sticking or failure to reset.
  • Erratic cycling under fluctuating system pressure.

Installation Steps

Step 1: Turn off system power and recover refrigerant pressure if required.

Step 2: Remove control panel cover and label existing wiring connections.

Step 3: Disconnect capillary tube and electrical terminals from old pressure control.

Step 4: Mount new control securely in same position and route capillary carefully.

Step 5: Reconnect wiring per diagram and ensure tight, correct terminal placement.

Step 6: Restore power, and check proper compressor cycling and safety operation.