Sunday, June 29, 2008

Idiot Light



I work closely with airplane mechanics (often called engineers, although they

don't actually hold engineering degrees) to keep my airplane working, so this

blog entry from an aircraft maintenance engineer amused me. It's the view from

the other side, and a message for pilots who don't heed the rule about not

messing with the people who maintain your aircraft.



Mr.V, the blogger whose story this is, hasn't set up his blog so I can link to

individual posts, so I have quoted the post in question below. His language and

spelling are saltier than mine, but I'm not going to edit someone else's

post.




Thursday, May 8, 2008



In my line of work I meet a lot of pilots. For the most part they are nice

and cordial but then again there are some complete dicks....



The following is an account of a line call this morning.



6:10 am (radio goes off, Aircraft 218 requesting maintenance)



me: Good morning sir, what seems to be the problem



Mr pilot: the AP (auto pilot) indicator light is pointing in the wrong

direction



the AP indicator is a dummy light that shows which person has the auto pilot

engaged. This one happened to be pointing to the left. It is also a dummy light

it has no effect on the AP.



Me: Well it looks like avionics was working on the auto pilot last night and

and perhaps put in the wrong bulb. this is not something we carry in the

maintenance truck



Mr Pilot: well this is not going to do we have got to get this fixed.



me: well it is not flight critical and it is just a dummy light it is not

worth taking a delay over.



Mr (now rude) pilot: Just change the bulb and we will be on our way



Me: I just said we don't carry these in the maintenance van



Mr rude pilot: then get in your van and drive back to the hanger and get

one.



Me: Perhaps if you called me earlier than 5 minutes before you where to board

I could have taken care of this for you.. Like i said it is not worth taking a

delay over



Mr extremely rude dick head pilot: Don't you tell me how to do my job just

fix the dam system.



Me: Ok then I got and idea can I see the flight can? (flight can is a log

book)



I took the flight can back to the maintenance van called maintenance control

and deffered the entire auto pilot system.



The look on the pilots face when I handed him back the flight can and put the

inop placard on the auto pilot indicator and pulled and collared the Ap circuit

breakers..... Priceless



and the flight left on time




By way of explanation to non-pilot/maintenance readers, the pilot in command

does have the right to decide whether equipment is working to his satisfaction.

It isn't out of line for him to demand that a piece of equipment he is supposed

to use works perfectly, even if the broken portion isn't core to the function of

the equipment.



The thing is, for this particular company, the autopilot itself was not a

required item for flight, just a nice-to-have item. So an unnecessary light on

the autopilot was really not required. The pilot was, by being

obstreperous, arguing that the light was a safety concern. And yes, I can see

how having the wrong pilot indicated as the one who had engaged the autopilot

could cause a problem. Transport Canada or the FAA could certainly (and have

many times) asked for entire systems to be replaced because of malfunctions in

unnecessary components. In fact, had the FAA been looking over the shoulders of

the pilot and mechanic, they would probably have asked for exactly what the

mechanic eventually did.



The mechanic gave the pilot every opportunity to see that he would be better

off accepting the airplane with the faulty light, but the pilot wouldn't take

it. So the mechanic solved his problem. Safely, legally, expeditiously and

hilariously the mechanic solved it. Disabling and placarding a faulty but not

required system is absolutely by-the-book. No one can touch the mechanic for

doing that. And now the pilot isn't allowed to use that system. So as punishment

for being a jerk, the pilot now has to hand fly the airplane all day.

Brilliant.



Of course, most likely he'll just have the co-pilot hand fly it, and be a

jerk to him or her, too.



While I'm linking to other people's blogs, Julien at Making Time for Flying has posted some pictures that perfectly illustrate tow bars and the flat spot I was fearing from the unauthorized tow my airplane received a few posts ago. It's not an uncommon sight if a pilot has accidentally landed with the brakes on or locked up the brakes, but the title of Julien's blog post gives away what caused that pilot to lock the brakes. I'm always amused by the various creatures people manage to hit with their airplanes, around the world.



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