Owner's manual

35-3001-01H Hydrogen Sample-Draw Detector • 7

2. Close and latch the housing door.

NOTE: The sample-draw detector is shipped with the mounting feet “tucked under” the housing

to protect the mounting feet during shipment.

3. Slightly loosen the screw that secures the mounting foot to the housing, then rotate the

mounting foot 180 degrees (see Figure 3).

4. Tighten the screw that secures the mounting foot to the housing.

5. Repeat steps 3 and 4 for the remaining three mounting feet.

6. Position the sample-draw housing on a vertical surface at eye level (4 1/2 to 5 feet from the

floor).

7. Insert 1/4 inch screws through the slots in the mounting feet to secure the housing to the

mounting surface.

Removing the Inlet Fitting Tubing Stub, if Necessary

A short tubing stub comes factory installed in the inlet fitting. It is used for connecting the particle

filter. If the particle filter is not used, or if you install the particle filter in a different location, the

tubing stub needs to be removed and replaced with tubing.

Figure 4: Inlet Fitting with Tubing Stub

CAUTION: Do not pull the tubing stub downward to remove it.

1. Unscrew the outside inlet fitting tube nut from the fitting body. The tubing stub should come

out with the tube nut. Be careful not to lose the O-ring that may come out with the tubing stub.

2. Push the tubing stub up and out of the front ferrule being careful not to lose the ferrule set.

3. Push the new tubing up through the inlet fitting tube nut and replace the ferrule set and the O-

Front Ferrule

Back Ferrule

1/4" Tube

O-ring

Outside of Case

Fitting Body

Tube Nut

Inside of Case