4-17. ASPSU - Test (Cont)
3. Destructive test procedure. This test is only conducted if lot is considered bad.
The altitude sensor parachute staging unit (ASPSU) contains a class C explosive in the cutter mechanism of the
cutter module. Procedure steps shall be followed to prevent early activation and possible personnel injury.
a. Test set preparation.
(1) Electrical hookup. Remove and connect the 115 VAC power cable in the ASPSU test set in accordance with
Insure that all test set switches are in the OFF or
(2) Raise the ASPSU test set pressure chamber
(3) Check fuses and lights in accordance with
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