To Replace Regulator

5.Make sure the valve disc moves freely inside the check valve and the spring holds the disc in the upper, closed position. The check valve may be cleaned with a solvent, such as paint and varnish remover.

Screwdriver

In open position nothing is visible.

In closed position disc is visible.

6.Apply sealant to the check valve threads. Reinstall the check valve (turn clockwise).

7.Replace hose and new hose clamp.

8.Perform the Break-in Procedure. See "Break-in Procedure" in the Operation section.

1.Release all air pressure from air tank. See "To Drain Tank" in the Maintenance section.

2.Unplug unit.

3.Using an adjustable wrench remove the outlet pressure gauge and quick connect from the regulator.

Outlet

Pressure

Gauge

Regulator

Quick

Connect

4.Remove the regulator.

5.Apply pipe sealant tape to the nipple on the standpipe.

Nipple

6.Assemble the regulator and orient as shown.

Regulator

NOTE: Arrow indicates flow of air. Make sure it is pointing in the direction of air flow.

Regulator

Arrow

7.Reapply pipe sealant to outlet pressure gauge and quick connect.

8.Reassemble outlet pressure gauge and quick connect. Orient outlet pressure gauge to read correctly. Tighten connect with wrench.

15 - ENG

D26130