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Search took 0.03 seconds. Search: Posts Made By: GJ Humphrey
Forum: Messages 07-27-22, 09:39 AM
Replies: 2
Views: 68,223
Posted By GJ Humphrey
79 T337 G

My 72 T337 G (MT composite props) has been hangar-ed for a couple of years, along with my medical certificate. During this time, I've lost contact with the Skymaster community and have no idea what...
Forum: Messages 11-29-08, 02:17 PM
Replies: 28
Views: 41,628
Posted By GJ Humphrey
Placement of Aspen on panel

Hi All,

Had the Aspen Pro istalled about two months ago. Fabulous piece of equipment. Everything worked as advertised right from the first flight. Best aviation invention since the wing!

I...
Forum: Messages 11-02-08, 07:47 AM
Replies: 1
Views: 15,808
Posted By GJ Humphrey
Flap Gap Seals

Does anyone know a source for flap gap seals for 337s?

Searches of SOAP site and Google reveal a source of same for 336s, but not 337s.

Alternatively, has anyone installed the 336 flap gap seals...
Forum: Parts For Sale 10-16-07, 10:36 PM
Replies: 1
Views: 13,178
Posted By GJ Humphrey
337G prop hubs and spinners for sale

For sale: both a front and a rear prop spinner, both in excellent condition.

The forward bulkhead is in good shape, the rear is unusable.

Also for sale, a front prop hub and a rear prop hub. ...
Forum: Messages 01-23-07, 08:53 PM
Replies: 25
Views: 103,411
Posted By GJ Humphrey
Thanks, Roger and Jerry, I'll have the tachs...

Thanks, Roger and Jerry,

I'll have the tachs checked with one of those devices that counts the blades of the prop. Certainly worth checking.

Honestly, I don't think it's the gauges. I synch the...
Forum: Messages 01-20-07, 03:07 PM
Replies: 25
Views: 103,411
Posted By GJ Humphrey
Tiresome Turbo Troubles

What would you do next?

Since purchase of this 73 T337G (P-model) three years ago, the rear engine has underperformed the front engine at altitudes above 7000 feet unless RPM is 2500 or higher. ...
Forum: Messages 08-27-06, 06:11 PM
Replies: 3
Views: 16,483
Posted By GJ Humphrey
Thanks, Ace. Good advice. Wish I'd done it...

Thanks, Ace. Good advice. Wish I'd done it before my spinner cracked!

At the moment, I'm leaning towards having the spinner welded. This is by far the least expensive option, but in the long run...
Forum: Messages 08-25-06, 02:42 PM
Replies: 3
Views: 18,670
Posted By GJ Humphrey
Carbon fiber prop spinners/$1800

I apologize to any readers who may be getting tired of my threads on prop spinners. Replacement is very expensive, and I'm trying to zero in on the best option.

Owen Bell sells carbon fiber...
Forum: Messages 08-24-06, 08:40 PM
Replies: 0
Views: 13,181
Posted By GJ Humphrey
Why my new prop spinner cracked.

I'm looking for a rear prop spinner, Cessna part number 1457306-5. New or excellent condition. Please respond to gjhumphrey@comcast.net.

Here's why my prop spinner, installed new five months ago,...
Forum: Messages 08-24-06, 06:58 PM
Replies: 0
Views: 12,489
Posted By GJ Humphrey
Wanted: Rear prop spinner

Wanted: Rear prop spinner, new or in excellent condition .

Cessna part number 1457306-5

GJ Humphrey
New Hampshire

gjhumphrey@comcast.net

Cell 603 540 7309
Forum: Messages 08-21-06, 04:58 PM
Replies: 3
Views: 16,483
Posted By GJ Humphrey
Rear prop spinner

1973 T337G, P-model, SN P337000063. N3CU.

The rear prop spinner has developed a 1/4" crack in the radius cut-out that accomodates the prop root, just aft of where the backing plate ends.

This...
Forum: Messages 08-13-06, 12:36 PM
Replies: 8
Views: 21,948
Posted By GJ Humphrey
Thank your for the reply. Your qualificatioins...

Thank your for the reply. Your qualificatioins as an A&E and AI lend a great deal of credibility to your views.

Regarding the fire hazard of a blown cyllinder, fuel is still being injected into the...
Forum: Messages 08-12-06, 10:47 PM
Replies: 8
Views: 21,948
Posted By GJ Humphrey
That's the second 337 blown head I've seen in the...

That's the second 337 blown head I've seen in the last two weeks.

While I was visiting my brother who lives at a private strip in Hawkins, TX recently, the owner of a P337 based there showed me a...
Forum: Messages 08-12-06, 05:00 PM
Replies: 2
Views: 15,897
Posted By GJ Humphrey
Window seals for P model

1973 T337G, P model, SN P33700063, N3CU

This is in regards to side window seals (the windows that open). Mine need to be replaced.

What I have now are some very flattened and dried-out seals made...
Forum: Messages 07-19-06, 10:41 PM
Replies: 34
Views: 56,371
Posted By GJ Humphrey
Erratic fuel gauges

Hello fellow sufferers,

Fuel gauges this time.

1973 T337G.

The fuel gauges lately have been erratic and erroneous. They flicker, they read wrong. They do it simultaneously, each mirroring the...
Forum: Messages 02-03-05, 09:40 PM
Replies: 13
Views: 21,902
Posted By GJ Humphrey
Manifold Pressure Problems

I've just come through a very lengthy, very frustrating and very, very expensive trial in dealing with a rear engine manifold pressure problem on N3CU, a 73 T337G.

At altitudes above 10,000, I could...
Forum: Messages 01-10-05, 09:29 PM
Replies: 9
Views: 18,595
Posted By GJ Humphrey
I met the gentleman only briefly in the hallway...

I met the gentleman only briefly in the hallway of the FBO. He was about to get into his 337 for the first ime in awhile, because of cataract surgey. I'm embarassed to say, I don't remember the...
Forum: Messages 01-07-05, 09:02 PM
Replies: 9
Views: 18,595
Posted By GJ Humphrey
I'll let everyone know the result of my oil...

I'll let everyone know the result of my oil eperiment.

I've spent an awful lot of time and money on this manifold pressure problem. I'm hoping higher oil pressue is the answer, at last. Having the...
Forum: Messages 01-07-05, 06:43 PM
Replies: 9
Views: 18,595
Posted By GJ Humphrey
Thanks, all, for replying. In reply to Jerry,...

Thanks, all, for replying.

In reply to Jerry, the alternator was in fact seized and the Lord coupler gave way, sparing the shaft from shearing and the potential of metal fragments navigating around...
Forum: Messages 01-06-05, 11:53 PM
Replies: 9
Views: 18,595
Posted By GJ Humphrey
Yes, the coupling sheared. I don't want to fly...

Yes, the coupling sheared.

I don't want to fly on the rear alternator and take the chance that the front alternator gear, which is somewhat less well supported when no longer connected to the...
Forum: Messages 01-06-05, 09:02 PM
Replies: 9
Views: 18,595
Posted By GJ Humphrey
Bad Alternator. Marooned in Bahamas.

Hi Fellow 337 Fans,

I'm marooned at Marsh Harbor in the Bahamas with an inoperative front alternator. I had a replacement flown in by FedEx but it turned out to be a 60 amp model, where I need a 38...
Forum: Messages 11-11-04, 12:27 PM
Replies: 1
Views: 10,960
Posted By GJ Humphrey
Shadin Digidata

Has anyone secured Field Approval for the installation of a Shadin Digidata as a replacement for the factory fuel flow (pressure) gauge?

The Shadin Digiflo is STC-ed for the Cessna 337, but the...
Forum: Messages 11-11-04, 12:22 PM
Replies: 25
Views: 103,411
Posted By GJ Humphrey
Reference Lines

Thanks for the suggestion to check the reference lines. We're going to go over the entire system again next week. There must be a leak or leaks, maybe smallish individually but adding up to enough...
Forum: Messages 11-01-04, 10:12 PM
Replies: 25
Views: 103,411
Posted By GJ Humphrey
Thanks, Sky King. I will check the issue of...

Thanks, Sky King. I will check the issue of axial play. I've seen that problem described in some of the archives.
Forum: Messages 11-01-04, 06:29 PM
Replies: 25
Views: 103,411
Posted By GJ Humphrey
I'm having the same problem right now with my 73...

I'm having the same problem right now with my 73 T337G. This is a problem that has grown worse lately.

At altitudes above 10,000 feet, when I start coming back to cruise power, the rear engine...
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