SDR 96ZZZX398

Service difficulty report · Seal · Cessna S550

Difficulty date
December 2, 1995
Submitted
March 26, 2000
Operation
General aviation
Aircraft
N288QS
Make and model
Cessna S550
Aircraft serial
S5500088
Part
Seal
Part number
S120120
Condition
Defective
Location
Blkhead Fitting
Part time
6,614 hours
Stage of operation
IN
Nature of condition
K
Precautionary procedure
K

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

What was found

DURING INSPECTION, FOUND TKS ANTI-ICE FLUID LEAKING FROM RIGHT SIDE OF NOSE WHEELWELL. TRACED LEAK TO AFT SIDE OF FORWARD PRESSURE BULKHEAD. FOUND O-RINGS ON FORWARD PRESSURE BULKHEAD FITTINGS DEFECTIVE AND PUDDLE OF TKS FLUID IN FLOOR BOARDS. REPLACED O-RINGS. SUBMITTER STATED TKS FORWARD O-RINGS DO NOT HOLD UP WELL AND FITTINGS LOCATION IS RARELY LOOKED AT. BETTER O-RINGS NEEDED AND TKS FITTINGS NEED TO BE LOOKED AT CLOSELY.

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