Ammonia Detection Tape (Litmus)
May seem like a basic question can anyone advise sources of good quality detection tape / litmus etc for ammonia detection within the UK Cheers Grelly UK
View ArticleDaikin vrv4.....No fixed speed comp's?????
Read somethinga while back that said the VRV4 was inverter compressor only. Since then have trawelled various sales and promotional material but it doesn't seem to be mentioned. I would have thought if...
View ArticleHot GAS BYPASS OR VFD IN A SREW COMPRESSOR
In a strawberry frozen plant using a ammonia system. It has one compressor, one evap condenser and a ammonia separator which has two pump to over-feed a helicoidal frozen tunnel. The Te= -20ºc, Tc=...
View ArticleLeeson VFDs
Has anyone had any experience with these VFDs we are looking at putting them in our facilty a 2 stage ammonia plant which runs on a Delta system. Already have found out that they will not communicate...
View Articlereplacing compressor
Hi Guy's was replacing a compressor in a Williams whu 4518y condenser today,Tecumseh compressor complete with new electrics.Problem i have is i cant get the compressor runing,i have had it run but the...
View ArticleElectrolux ER3167bn
Hi, I'm hoping some of you might be able to help me out. I purchased the above fridge freezer as used but in good condition. It was delivered so I left it to settle overnight before plugging it in. Now...
View ArticleElectrical qualifications
Hi there. I was wondering if anyone had any information on what qualifications one would need to sign off their own electrical work residentially and commerically. I've been told so many different...
View ArticleScents
Chaps In the US you can buy R22 smelling of pine. Handy if it leaks.. Quote: Enviro-Safe™ 22a Refrigerant is different, because it is highly refined! Enviro-Safe does not contain the “rotten egg,...
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Can you identify this compressor please ?
. I am looking for any information I can use to replace this compressor, I have included a picture of the label on the compressor for reference. It is installed in a top-loader style chest freezer,...
View ArticleLG abuw366kas1
hi guys have a question on the above duct system. The system has Two compressors one constant and one inverter. the inverter comp had shorted out to earth and taken out the board. Replaced the...
View ArticleService manual for Termoking SL-400E
Hi I need help... I have problem with SL-400E and need Service Manual to fix it. Thank you Email: mrserj@gmail.com
View ArticleMANUAL VFDs
WE ARE ABOUT TO PUT IN LEESON VFDs IN TO OUR PLANT AND THESE VFDs WILL HAVE TO BE MANAULLY SET. THE PLAN IS TO RUN THESE VFDs AT IETHER 50 OR 100%. THE EQUIPMENT IN THE PLANT IS 40 YEARS OLD WHICH...
View Articlelooking for a screw compressor remanufacturer
Hi I am looking for a good screw compressor remanufacturer that does York DXS12 and located in N. America. Thank you Paul
View Articlehelp! Is R123 stable under high temperatures ( eg.250F)?
hey guys i'm currently working on an ORC project that utilizing R123 as a working fluid to generate power. R123 is supposed to work at much higher temperatures than that in a chiller, usually above...
View Article507a cold (cool) room suction pressure help
Hi Guys Could anyone tell me the best suction pressure for a walk-in-cold room on 507a I'm running at 40 - 43 psi all looks ok
View ArticleHello this is powermatrix
Hi, I am powermatrix.Its nice to find a dedicated forum for Air Conditioning..where professionals and persons with good knowledge help others... Thanks
View ArticleConfused between Daikin R22 and R410A gas models..What to buy ??
Hi guys, I am planning to buy a AC..I had many brands in mind like Carrier , Voltas , Bluestar and Daikin..But i finally decided to go with Daikin..as i heard many positive reviews about that...
View Articlelabtech ULT -what a bunch of s...hits
Be very careful when dealing with this bunch if you ever do any ULT. Won't go into too much detail - avoid!!!!
View Articleys
good afternoon: I need to change a mechanical seal YS chiller, For production I have only 12hrs. the machine is working. my question is: I can do a pumpdown to store the r-22?
View ArticleSolar Heated Absorption Chillers
Hello, My name is james and I'm just about to start my thesis for an undergraduate degree in mechanical engineering. I plan to use a parabolic trough solar collector to heat water and use this heat as...
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