Why seek Professional Advice?
If you were to buy a house it is almost
inconceivable that you would do so without the professional advice of a solicitor
and surveyor. If you were to buy a motorcar, you would undoubtedly do so without
legal advice but you may well have it inspected by an organisation such as
the AA, not only to check that it is mechanically sound but also to search
that it is not subject to a Hire Purchase Agreement.
Why is it then that people spend between £70,000
to £100,000 for a Piper Warrior III or up to £350,000 for something
such as a Piper Seneca V without taking any advice whatsoever.
Obviously, you will think that this article has been written by an aircraft maintenance organisation. They will give you all the reasons why you should incur services from people such as them. They will tell you all the hazards to frighten you and make it so complicated! They would, wouldn’t they!
The following points may all be obvious once one stops to think about it – but did you think about it when you were having your conversation with Mr Smith in the bar?
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In writing this article, it was decided
that to share some of the horror stories that have come up was probably the
best way to demonstrate why you need technical advice.
Piper PA28-161
We recently carried out a pre purchase inspection on a United States (“N”) registered PA28-161 Warrior. The prospective owner intended to keep the aircraft on the N register. The physical inspection found no serious defects but looking through the log books we noticed that Piper Service Bulletin (SB) 1006 Corrosion Inspection of the main spar behind the fuel tank had not been carried out. As this is a Piper Service Bulletin and not a Federal Aviation Administration (FAA) Airworthiness Directive (AD), it is not mandatory on an American Registered aircraft, but it is mandatory on a British registered aircraft – Civil Aviation Authority (CAA) Airworthiness Directive 001-08-98.
We recommended that the inspection be done before he purchased the aircraft. Fortunately no corrosion was found as the cost of replacing the wing is in the region of £15,000. It is for this reason that even on many British registered PA28’s we recommend carrying out the spar inspection. The AD calls for the inspection every seven years and whilst the aircraft is compliant because the inspection was carried out six years ago, you could be facing a very big bill in a year’s time.
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| Close up of the wing spar | Wing spar |
Piper PA 22
We carried out an Annual Inspection recently
on a PA22 a Piper Colt the aircraft appeared to be in immaculate condition
but when we looked at the aircraft records we found that a mistake had happen
in the log book and a major AD had been missed.
The AD that had been missed was 99-01-05 it requires that the aircrafts wing
strut fork to be removed from the aircraft and sent a way for crack testing.
If the forks had failed in flight the wing would have detached from the aircraft.
This AD should have been carried out in 2001 this meant that the aircraft
C of A and insurance had not been valid since then.We also found that a low
volts warning light had not been fitted to the aircraft this is a Civil Aviation
Authority, generic requirement and must be fitted to all single engine aircraft
with a UK Certificate of Airworthiness. As the CAA no longer deal with minor
modifications we had to apply to EASA for the minor mod for the low volts
warning light this took 8 week to be approved.


