Resolve Issue:

1. Turn on air compressor and build pressure in the tank.

2. Brush soapy water on air connections and look carefully for air bubbles.

    (refer to compressor components below for reference, i.e. 1 Hp units)

3. Tighten leaky connections. 

Resolve Issue:

1. At the bottom of all air compressor tanks is a drain valve.

2. Close the drain valve to eliminate air leaking.

Check Valve Spring is Compressed

When pressure is left in an air tank for prolong periods of time, the check valve spring can become compressed.

Manifold Regulator Leaking Air -

Models: 10020C, 10020CAD, etc. 

CAUTION: Replacing the Industrial Female fitting on a new unit will void your warranty. The Female fitting (or fittings) is attached with high-grade locktite to the manifold and can only be removed using a Heat Gun. The manifold assembly may crack and leak air if improperly modified. For servicing personnel only!