Service difficulty report · Pressure Switch · Saab 340B

Difficulty date
June 6, 2006
Submitted
June 19, 2006
Operation
Air carrier
Aircraft
N184CJ
Make and model
Saab 340B
Aircraft serial
184
Aircraft time
31,536 hours, 37,140 cycles
Part
Pressure Switch
Part number
9ML
Condition
Faulty
Location
Hydraulic Sys
Stage of operation
CR
How discovered
O
Nature of condition
N
Precautionary procedure
A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING FLIGHT HYD LIGHT ON FOLLOWED BY HYD PUMP AT WHICH TIME THE QUANTITY INDICATOR LOST APPROX 60-75 PSI AND UP TO 150 PSI. R&R HYDRAULIC PRESSURE SWITCH 9 ML OPS CHECK GOOD.

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