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Nuclear

Biological

Chemical

AIRCREWAIRCREW CBR ENSEMBLECBR ENSEMBLEPortable Test KitPortable Test Kit

Chemical

Biological

Radiological

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TERMINAL OBJECTIVETERMINAL OBJECTIVE

3.1.0 To review the proper procedures for 3.1.0 To review the proper procedures for testing A/P22P-14(V)1 through (V)4 testing A/P22P-14(V)1 through (V)4 Respirator Assemblies on the A/E47T-Respirator Assemblies on the A/E47T-28 Test Set.28 Test Set.

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ENABLING OBJECTIVESENABLING OBJECTIVES

3.1.1 Discuss the requirements for Bench Testing3.1.1 Discuss the requirements for Bench Testing

3.1.2 Perform procedures for Pressure Test.3.1.2 Perform procedures for Pressure Test.

3.1.3 Perform procedures for Reverse Leakage 3.1.3 Perform procedures for Reverse Leakage Test. Test.

3.1.4 Perform procedures for Functional Test.3.1.4 Perform procedures for Functional Test.

3.1.5 Perform procedures for Overall Leakage Test. 3.1.5 Perform procedures for Overall Leakage Test.   

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OVERVIEWOVERVIEW

Bench TestBench Test Pressure TestPressure Test Reverse Leakage TestReverse Leakage Test Functional TestFunctional Test Overall Leakage TestOverall Leakage Test

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BENCH TESTBENCH TEST Bench test shall be performed by a qualified Bench test shall be performed by a qualified

aircrew survival equipmentman (PR).aircrew survival equipmentman (PR). The Tests shall be performed as close to NTP as The Tests shall be performed as close to NTP as

possible (+15possible (+15oo and 760 mm Hg.) and 760 mm Hg.) Where specified, test results shall be recorded on Where specified, test results shall be recorded on

the Performance Test Sheetthe Performance Test Sheet

NOTE:NOTE:Before the following bench tests are performed, a DC power Before the following bench tests are performed, a DC power

supply shall be acquired that is capable of providing an supply shall be acquired that is capable of providing an output of 3.75 Vdc @ 1 amp. output of 3.75 Vdc @ 1 amp.

Prior to testing, the Digital Test set shall have successfully Prior to testing, the Digital Test set shall have successfully passed its functional test.passed its functional test.

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Performance Test SheetPerformance Test Sheet

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Respirator Assembly Test Respirator Assembly Test Set - A/E47T-28Set - A/E47T-28

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PRESSURE TESTPRESSURE TESTNOTE:NOTE:

Ensure J-manifoldEnsure J-manifold gasket is seated in base of gasket is seated in base of J-manifold. J-manifold.

Attach adaptersAttach adapters Power supplyPower supply Set valvesSet valves Manometer reading shall not be <2.6 in HManometer reading shall not be <2.6 in H22OO

NOTE:NOTE:Apply latex coating or SPRAYLAT, for protection Apply latex coating or SPRAYLAT, for protection

of faceplateof faceplate

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TESTING PROCEDURESTESTING PROCEDURES

A/P22P-14 (V)1A/P22P-14 (V)1 A/P22P-14 (V)2-4A/P22P-14 (V)2-4 A/P23P-14A(V)A/P23P-14A(V)

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Questions?Questions?

What are What are some tests some tests that need to that need to be performed?be performed?