Figure 3. AIR FLOW gage performance check, equipment setup

Figure 3. AIR FLOW gage performance check, equipment setup.

CAUTION

RESISTANCE Gage. a. Performance Check.

(1) Connect the test equipment as shown in

Since a sudden change in pressure could

figure 4.

damage the TI, do not disconnect the

(2) Close valve (B6).

equipment before returning the TI to

(3) Adjust the valve on the nitrogen cylinder

atmospheric pressure.

(B4) and regulator (B5) until the RESISTANCE gage

(5) After

the

performance

check

pointer indicates" 2" on the scale. The manometer (A2)

completed, close the valve on the nitrogen cylinder (4)

must indicate as shown in table 4.

and slowly open valve (B6) to return the system to

(4) Repeat (3) above for each major division

atmospheric pressure.

on the RESISTANCE gage scale.

(6) Disconnect the test equipment.

b. Adjustment. No adjustments can be made.

Figure 4. Resistance gage performance check, equipment setup.