4-17. ASPSU - Test (Cont)
3. Destructive test procedures (Cont).
b. ASPSU test preparation (Cont).
When connecting the arming cable, do not pull on
arming cable as force in excess of 18 lbs. may
cause the ASPSU to activate resulting in personnel
(5) Connect the ASPSU arming cable to the
vacuum cylinder rod.
(6) Pull security pin.
(7) Close the pressure chamber door.
(8) Set altimeter barometric setting to 29.92
inches of mercury.
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