25TroubleshootingProblem: Water leaking from faucet airgap hole.Cause: Drain side of faucet airgap (3/8” black tub-ing) plugged, restricted or incorrectly con-nected to drain point.Correction: Inspect and eliminate restriction or plug. Check that drain line isrouted properly. Refer to installation instructions for proper drainconnection. See pages 6 & 7.Problem: Water leaks at push connect fittingsCause: Tubing not cut square. Correction: Cut tubing square. See pages 16 & 17.Cause: Tubing not pushed in all the way. Correction: Push tubing in all the way. See pages 16 & 17.Cause: Tubing nicked. Correction: Remove tube from connection. Remove nicked portion by cuttingtube to shorter length. Reinsert in connection. See pages 16 & 17.If removing the drain line, leave in place the elbow fitting that it con-nects to. See page 23.Cause: Outer tubing surface finish not smooth. Correction: Remove tube from connection. Remove problem area by cuttingtube to shorter length. Reinsert in connection. See pages 16 & 17.If removing the drain line, leave in place the elbow fitting that it con-nects to. See page 23.