Service difficulty report · Inflation Sys · Bell 407

Difficulty date
May 7, 2021
Submitted
May 11, 2021
Operation
Air carrier
Aircraft
N417AM
Make and model
Bell 407
Aircraft serial
54446
Aircraft time
2,780 hours, 19,977 cycles
Part
Inflation Sys
Part number
6475401
Part serial
13001
Condition
No Test
Location
Floats
Part time
2,268 hours, 16,248 cycles
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

WHILE ATTEMPTING TO PERFORM 36 MONTH INFLATION INSPECTION, FLOATS DID NOT INFLATE WHEN CABLE WAS ACTUATED AT CYCLIC CONTROL INPUT. MANUAL INFLATION WAS ACHIEVED BY PULLING AT VALVE CONTROL HEAD WHEN CABLE ATTACHES.

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