3. Loosen the locknut and remove the
regulator-to-seat kit hose from the regulator inlet.
4. Inspect the regulator inlet and outlet for
foreign objects, dirt, corrosion, dents, cracks, or
5. Inspect the regulator body for dents,
cracks, corrosion, the condition of the nameplate,
security of screws and fittings, and for other
Miniature regulators that fail the visual
The bench test and all other tests must
be performed using an Oxygen System Com-
ponents Test Stand, Model 1172AS100. Refer
to chapter 11 of this training manual for
identification of test stand controls and in-
dicators referred to in the bench test procedures
that follow. Do not attempt to perform any
bench test before becoming thoroughly familiar
with the test stand. Use a performance test
inspection or the bench test must be disposed of
sheet when performing the bench test. See
in accordance with any local directives.
Figure 12-2.Regulator Performance Test Sheet.