Niceminiwall Circulation Rotation Tester with Magnetic Field Indicator for Heating System Inspection, Solenoid Valve Opening Detection Tool for Oil Burner Maintenance,(A)

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Product description

  • Compact Portable Design Small keychain-sized tester fits easily in any toolkit, making it perfect for plumbers and heating contractors who need quick on-site diagnostics while traveling between job locations
  • Versatile Heating System Diagnostic Check both circulation rotation and oil burner solenoid valve operation with general tool, providing clear visual confirmation via red and white screws that rotate with direction
  • Clear Visual Indication System Built-in indicator displays magnetic field strength and rotation direction for most circulation pumps, allowing immediate performance assessment without complex equipment or technical expertise
  • Testing Solution Includes circulation rotation tester with optional valve opener attachment for comprehensive system checks, following simple four-step operation process that requires no training

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