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Hotsy Unloader 3000 PSI

8.715-503.0 Universal Pressure Washer Unloader Valve, Replaces 971580 and 5-3314

Our Price: $134.00

Product Code: 87155030

This 8.715-503.0 pressure washer pump unloader valve was used for many years on the Hotsy 900 and 1400 Series hot water pressure washers. Rated for use up to 8.0 GPM, 3000 PSI this universal unloader can be plumbed in a variety of configurations, due to its versatile design with two 3/8" F inlet ports, one 3/8" M outlet port, two 3/8" F bypass ports and one 1/4" pressure gauge port.

  • 8.0 GPM
  • 3000 PSI
  • 3/8 F Inlet
  • 3/8 M Outlet
  • 3/8 F Bypass
  • 1/4 F Gauge Port
  • Red Knob

PLEASE NOTE: This Unloader valve is NOT Set when shipped. After installation, setting of operating and spike pressure is required. We recommend the use of a pressure gauge to confirm accuracy of pressure settings.

Cross Reference Part Numbers 5-3314, 87155030, 971580

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