Service difficulty report · Pressure Switch · Cessna 750

Difficulty date
March 19, 2005
Submitted
March 21, 2005
Operation
Air carrier
Aircraft
N901QS
Make and model
Cessna 750
Aircraft serial
7500102
Aircraft time
5,064 hours, 3,150 cycles
Part
Pressure Switch
Part number
840504
Part serial
B54747
Condition
Out Of Adjust
Location
Cargo Door
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
B, A

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

What was found

AT FL 410 BAGGAGE DOOR SEAL CAS ACCOMPLISHED CHECKLIST AT FL 390 AMBER CABIN ALTITUDE FOLLOWED SHORTLY BY RED CABIN ALTITUDE LIGHT ILLUMINATED. PERFORMED EMERGENCY DESCENT THEN ACCOMPLISHED CHCEKLIST. INSPECTED BAGGAGE DOOR, DOOR SEAL. DOOR LATCHING MEHCANISM AND BAGGAGE DOOR BLEED AIR LINES. FOUND BAGGAGE DOOR SEAL VALVE & SWITCH OUT OF ADJUSTMENT. ADJUSTED BAGGAGE DOOR SEAL VALVE & SWITCH IAW CESSNA 750 M/M CHAPTER 52-31-01. C/W BAGGAGE DOOR SEAL FUNCTIONAL TEST IAW CESSNA 750 M/M CHAPTER 52-30-08, OPERATIONAL CHECK SATISFACTORY.

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