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Search: Posts Made By: HansenTsang
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Forum: Glow Engines
10-10-2021, 01:19 PM
Replies: 15
Views: 642
Posted By HansenTsang

It depends. That's what you have to scrutinize...

It depends. That's what you have to scrutinize the parts and evaluation. Sometimes it cost more to repair than replace.
Forum: Glow Engines
10-10-2021, 11:14 AM
Replies: 15
Views: 642
Posted By HansenTsang

I picked up my OS 50 Hyper at a fairly good price...

I picked up my OS 50 Hyper at a fairly good price on eBay. There is really no sticker shock with OS engines. Just browse on eBay or other classifieds. Lots of people and selling these engines. Then...
Forum: Glow Engines
10-10-2021, 10:26 AM
Replies: 15
Views: 642
Posted By HansenTsang

That is great if it is true. I have the OS 50...

That is great if it is true. I have the OS 50 Hyper but not the Align so I don't know if they are the same engine.
Forum: Glow Engines
10-10-2021, 09:28 AM
Replies: 15
Views: 642
Posted By HansenTsang

Sounds like you have taken it apart already. So...

Sounds like you have taken it apart already. So the question of rebuilding it is already moot. The next question is if you can still get parts to rebuild the engine.

You need at least new piston...
Forum: Glow Engines
10-06-2021, 11:47 AM
Replies: 3
Views: 327
Posted By HansenTsang

I like to check for leaks first before deciding...

I like to check for leaks first before deciding if anything needs to be done. Take the head apart. Take off the valve spring. Turn the cylinder head upside down and keep the valves in place. Gently...
Forum: Glow Engines
09-22-2021, 05:55 PM
Replies: 9
Views: 3,431
Posted By HansenTsang

This thread is 9 years old. You think the OP is...

This thread is 9 years old. You think the OP is still reading this?
Forum: Glow Engines
09-22-2021, 05:52 PM
Replies: 6
Views: 585
Posted By HansenTsang

First of all WD 40 is NOT a lubricant. Secondly...

First of all WD 40 is NOT a lubricant. Secondly you really don't know what had happened to the inside of your engine in the 5 years. If you have developed rusts in the bearings and/or the crank shaft...
Forum: Aerodynamics
09-22-2021, 05:47 PM
Replies: 3
Views: 2,418
Posted By HansenTsang

>> I was wondering if I should be aware of any...

>> I was wondering if I should be aware of any potential problem they may cause?<<

Feel free to create scale fidelity. In practice you will not be able to feel the difference in the flight...
Forum: Glow Engines
09-20-2021, 11:05 AM
Replies: 8
Views: 787
Posted By HansenTsang

Maybe the engine was running well because the...

Maybe the engine was running well because the piston to cylinder sleeve seal was good from old oil. You cleaning the piston and sleeve may have reduce the compression. Check the idle screw adjustment...
Forum: Glow Engines
09-20-2021, 10:53 AM
Replies: 8
Views: 787
Posted By HansenTsang

Ok, in my experience if I put an engine back...

Ok, in my experience if I put an engine back correctly the idle mixture will not change much. Unless of course you have change the idle screw position when you took it apart. The best way for me to...
Forum: Glow Engines
09-20-2021, 10:22 AM
Replies: 8
Views: 787
Posted By HansenTsang

Did you put it back together correctly?

Did you put it back together correctly?
Forum: Glow Engines
09-19-2021, 05:08 PM
Replies: 4
Views: 990
Posted By HansenTsang

I think the OS .20 FS maybe a hair smaller and...

I think the OS .20 FS maybe a hair smaller and lighter.

OS FS-20 (http://sceptreflight.com/Model%20Engine%20Tests/OS%20FS-20.html)

OS FS-20 (2)...
Forum: Glow Engines
09-19-2021, 05:02 PM
Replies: 6
Views: 599
Posted By HansenTsang

How is the O-ring inside the carb? That can get...

How is the O-ring inside the carb? That can get hard and not seal properly. Finding an O-ring that fits inside and against the intake manifold is a chore. I had to try out quite a few different...
09-08-2021, 02:20 PM
Replies: 62
Views: 7,993
Posted By HansenTsang

I built a Blue Angel back in the 80's. Personal...

I built a Blue Angel back in the 80's. Personal taste in what is "great" flying is very different. Pattern planes are never meant to fly at high wing loading. They fly best around 25 ounce per square...
Forum: Glow Engines
09-07-2021, 08:46 AM
Replies: 8
Views: 374
Posted By HansenTsang

Lean run is never very good for any engines....

Lean run is never very good for any engines. However it does take a bit of metal wear to get the blackness in the oil. So besides the lean setting I am sure there has to be some metal rubbing. Most...
Forum: Glow Engines
09-06-2021, 10:07 AM
Replies: 8
Views: 374
Posted By HansenTsang

Life will be grand if only this one line answer...

Life will be grand if only this one line answer will solve all the engine's ill. No black oil does not have to mean the engine is too lean. There are way too many variables involved. One of the main...
Forum: Glow Engines
09-05-2021, 12:03 PM
Replies: 8
Views: 374
Posted By HansenTsang

Mine has always been black. I guess I use too...

Mine has always been black. I guess I use too much oil.
Forum: RC Fuels
09-04-2021, 10:29 PM
Replies: 4
Views: 2,075
Posted By HansenTsang

Your nitro fuel is also methanol. Methanol, oil...

Your nitro fuel is also methanol. Methanol, oil and nitromethane. So pure methanol is ok to use if you can get it. I wouldn't waste methanol though since I use methanol, mix with oil and run then...
Forum: Glow Engines
09-03-2021, 06:01 PM
Replies: 13
Views: 1,587
Posted By HansenTsang

>>one way to tell if your idle is way too lean...

>>one way to tell if your idle is way too lean is, if you come off the throttle quickly to an idle, you may hear your engine make a sound "NAA NAA NAA NAA" and most likely your idle will be high and...
Forum: Glow Engines
09-03-2021, 03:30 PM
Replies: 13
Views: 1,587
Posted By HansenTsang

First of all try and adjust the idle needle...

First of all try and adjust the idle needle assuming there is one. Idles great is very subjective. When the idle circuit is either too lean or too rich the carburetor will not be able to adapter to...
Forum: Glow Engines
09-03-2021, 03:21 PM
Replies: 8
Views: 374
Posted By HansenTsang

You may want to define the "fine powdered...

You may want to define the "fine powdered aluminum" a bit more. Generally if there is aluminum rubbing against metal and when you add oil you get a black residue. If the fine powdered aluminum is...
08-30-2021, 08:57 PM
Replies: 62
Views: 7,993
Posted By HansenTsang

The tuned pipe looks a bit chunky. Otherwise a...

The tuned pipe looks a bit chunky. Otherwise a fine looking airplane. 8 1/4 pound is pretty heavy for a .60 size airplane. I will be more careful during maiden.
08-30-2021, 08:52 PM
Replies: 6
Views: 1,185
Posted By HansenTsang

As Flywilly said the K & B .61 is a fine engine...

As Flywilly said the K & B .61 is a fine engine but not one of the super power house for a ballistic pattern plane like the Curare. The Curare is at the heart of the ballistic pattern style flying....
Forum: Glow Engines
08-29-2021, 07:03 PM
Replies: 28
Views: 2,627
Posted By HansenTsang

Talking Definitely too little time and too many planes....

Definitely too little time and too many planes. Even more engines than I can use. I don't think I will outlive my collection. Not if I keep on collecting more.
Forum: Glow Engines
08-29-2021, 06:48 PM
Replies: 28
Views: 2,627
Posted By HansenTsang

I am trying my best.

I am trying my best.
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