Service difficulty report · Monitor · Bell 407

Difficulty date
June 14, 2005
Submitted
June 30, 2005
Operation
General aviation
Aircraft
N139PD
Make and model
Bell 407
Aircraft serial
53631
Engine
Allsn 250C47B
Part
Monitor
Part number
RMU1OH
Part serial
2383
Condition
Broken
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

3 MONITORS WERE INSTALLED DURING THE COMPLETION OF THE HELICOPTER ON AN FORM THAT WAS FIELD APPROVED. DURNG LEVEL FLIGHT, AT 6500 FEET, THE OUTER PANE OF GLASS SHATTERED FROM THE FRONT OF THE MONITOR WITH VARIOUS SIZE PIECES HITTING THE CREW. MFG SENT 2 ENGINEERS WHO REVIEWED THE PROJECT. THE UNITS ARE PRESSURE TESTED FROM THE FACTORY AND APPROVED TO 30,000 FEET. (K)

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