Verify a water pressure regulator is installed and set to 10 psi.

• Rotate the Water Pressure Regulator Adjustment Knob (A) clockwise to increase pressure; counter-clockwise to decrease pressure until the Water Pressure Regulator Gauge (B) reads 10 psi.

• The Water Pressure Regulator Adjustment Knob (A) and Water Pressure Regulator Gauge (B) are located on the bottom of the unit (C).

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