Service difficulty report · Clamp · Piper PA22150

Difficulty date
December 26, 2007
Submitted
July 10, 2008
Operation
General aviation
Aircraft
N7637D
Make and model
Piper PA22150
Aircraft serial
225346
Engine
Lyc O320*
Part
Clamp
Part number
MS21919DG3
Condition
Worn
Location
Carb Heat
Component
Air Box · Piper
Component part number
1425304
Stage of operation
NR
How discovered
O
Nature of condition
W
Precautionary procedure
O

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

What was found

ENGINE DID NOT RESPOND WHEN POWER WAS APPLIED ON A LOW FLY BY OF THE RUNWAY AND CAUSED THE PLANE TO LAND NEXT TO THE RUNWAY IN THE SNOW DAMAGING THE AIRCRAFT. THE FOLLOWING TWO PROBLEMS WERE FOUND ON POST INCIDENT INSPECTION OF THE ENGINE AND EITHER ONE CAN CONTRIBUTE TO LOSS. THE FIRST PROBLEM FOUND WAS THE CARBURETOR HEAT CABLE CLAMP WAS LOOSE ON THE CABLE HOUSING. THIS WOULD ALLOW THE HOUSING TO SLIP IN THE CLAMP AND SOMETIME NOT MAKE STOP TO STOP TRAVEL. THE WRONG CLAMP WAS INSTALLED ON THE CARBURETOR HEAT CABLE HOUSING AT REAR OF AIR BOX. THE CLAMP INSTALLED WAS PN MS21919GD3 (3/16) INCH DIAMETER ADEL CLAMP. THE ADEL CLAMP USED HAS AN CHLOROPRENE RUBBER CUSHION WITH A MAXIMUM TEMP OF 212 DEGREES (F). THE

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