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Type: Posts; User: bjefferson
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07-29-2004, 05:33 PM
Thread: dreaded call
by bjefferson- Replies
- 26
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- 2,827
I have two.One is working in a rendering plant...
I have two.One is working in a rendering plant for Pilgrims Pride.Smells like death in that place.Its enough to gag a maggot.The second place is working on a Kiln drier for a lumber yard.Its 160...
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07-29-2004, 05:25 PM
Thread: Trane Compressors Junk? You decide!
by bjefferson- Replies
- 56
- Views
- 9,477
My thoughts exactly!well said....
My thoughts exactly!well said....
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07-22-2004, 04:17 PM
Thread: HVAC Certification in DC Metro Area
by bjefferson- Replies
- 11
- Views
- 1,133
If you want an education,I would call the Fairfax...
If you want an education,I would call the Fairfax Co. adault education program.I went through it about 10 years ago.Its a very good program that is highly respected in the area.If you just want to...
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07-19-2004, 04:31 PM
Thread: high suction pressure
by bjefferson- Replies
- 22
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- 10,678
What's the load in the space trying to be...
What's the load in the space trying to be cooled?What is your compressor amp draw?
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07-13-2004, 06:37 PM
Thread: Brass to Copper
by bjefferson- Replies
- 14
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- 2,044
15% braze is for copper to copper,or copper to...
15% braze is for copper to copper,or copper to brass W/ white brazing flux.You can use 45% with any of it.Its just cheaper to use 15%Soft solder is not suposed to be used on any refrigeration.I know...
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07-13-2004, 06:31 PM
Thread: HELP with RTHB 450 chiller
by bjefferson- Replies
- 30
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- 2,494
if its a three phase system reverse any two...
if its a three phase system reverse any two wires.Sometimes that will break them loose when they lock up.
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07-12-2004, 10:29 PM
Thread: Fin Straightening
by bjefferson- Replies
- 12
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- 1,087
Your post made me smile.I remember doing jobs...
Your post made me smile.I remember doing jobs like that.Day after day of coil washing.Changing filters for weeks at a time.My advise is get a walk man and a five gallon bucket to sit on and enjoy the...
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07-12-2004, 10:24 PM
Thread: R410A
by bjefferson- Replies
- 17
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- 3,184
I know that in order to install the equipment...
I know that in order to install the equipment with 410A in it that the manufacturers are requireing that you take their course.I took a 4 hour class through York.Once you can prove that you are 410a...
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07-12-2004, 03:55 PM
Thread: Strange internal compressor short.
by bjefferson- Replies
- 15
- Views
- 2,054
chs Member Registered: Jul 2002 Posts: 226...
chs
Member
Registered: Jul 2002
Posts: 226
Dont think you had a short of any kind. I have a "Fluke"(good brand?) meter that is OMH STUPID below 5 omhs resitance.
Try checking the... -
07-10-2004, 07:17 PM
Thread: Strange internal compressor short.
by bjefferson- Replies
- 15
- Views
- 2,054
Are you sure you got 0 ohms and not OL?Does'nt...
Are you sure you got 0 ohms and not OL?Does'nt make sense that you would get those readings.That unit would have been tripping the breaker.I agree that you should have repaired the burnt wire and...
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07-10-2004, 07:03 PM
Thread: oil on evaperators
by bjefferson- Replies
- 13
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- 1,828
trple D is good stuff.
trple D is good stuff.
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07-07-2004, 10:09 PM
Thread: lennox rtu high pressure switch
by bjefferson- Replies
- 9
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- 4,926
they are gas pachage units.Thanks for the input...
they are gas pachage units.Thanks for the input though
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07-07-2004, 09:27 PM
Thread: carrier rtu problem
by bjefferson- Replies
- 12
- Views
- 1,377
First thing I would like to know is what took the...
First thing I would like to know is what took the first compressor out?Was it grounded too?Sounds to me like either a voltage problem or a slugging problem.I would install some kind of phase monitor...
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07-07-2004, 06:16 PM
Thread: lennox rtu high pressure switch
by bjefferson- Replies
- 9
- Views
- 4,926
Have several accounts with lennox...
Have several accounts with lennox GCS24-813-130-1Y units on the roof.Units are 10 years old or older.Have been getting calls About no cooling.Been finding the units tripped on manual reset high...
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07-05-2004, 05:13 PM
Thread: Would like opinions.
by bjefferson- Replies
- 15
- Views
- 2,132
McQuay makes a decent chiller
McQuay makes a decent chiller
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07-04-2004, 12:49 PM
Thread: brazing question
by bjefferson- Replies
- 6
- Views
- 1,508
years ago I worked for Dunham Bush.I had to take...
years ago I worked for Dunham Bush.I had to take a class in brazing before I could get the job.The way the instructor told us to braze steel to copper joints is to heat the steel first.Because it...
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07-03-2004, 10:28 AM
Thread: txv problem????????
by bjefferson- Replies
- 23
- Views
- 2,703
Like I said before.Too much sub-cooling is either...
Like I said before.Too much sub-cooling is either an over charge or a restriction somewhere in the liquid line.You see frost where the restriction is.If its just a partial restriction you may only...
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06-29-2004, 08:42 PM
Thread: txv problem????????
by bjefferson- Replies
- 23
- Views
- 2,703
That much subcooling means either overcharged or...
That much subcooling means either overcharged or a liquid line restriction.The restriction should be obvious.There should be a frost line.could be junk in the txv.I would try to adjust the txv if its...
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06-27-2004, 08:47 PM
Thread: Contemplating residential work.....
by bjefferson- Replies
- 31
- Views
- 2,716
I have done my share of both commercial and...
I have done my share of both commercial and residential.I aggree with some of the others.There are good and bad to both sides.Commercial has more responsability.Residential seems to cause more...
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06-26-2004, 06:18 PM
- Replies
- 48
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- 5,704
everything is junk when its broke
I work on lots of equipment.Trane has its problems like the rest.The one thing I will say about Trane is that their tech support is great.Or has been for me.I work on a large plant that has alot of...
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