motorized hot gas valve
Hi, I am looking for motorized(stepper) hot has valve for home ice maker/chiller application. Does any body know or can recommend? tks chris
View Articlewill the fcu actuator stop the chilled water 100%?
Dear guys, I have a question, will the actuator valve of the fan coil unit close the chilled water 100% completely? We have installed BTU meters (energy meter) for our new multistory buildings and...
View ArticleTo build cold room
Hi,we have the intention to build the coldroom for about 30,000 pallets spaces. have any body have the rough indication how much it will cost for the budgetary purpose
View ArticlePractical H2O hoses or pipes for 4x30LPM (4x8GPM) flow rate
I have received very valuable feedback here on RE which helped me to make copper cooling coils last year. We are scaling up since the prototypes worked very well. When I say "we", I mean us electronic...
View ArticleLiebherr 2566 board fault
Replaced my board due to wrong reading and the sensor harness broke and dont think I replaced sensors to correct part of board, can someone confirm where they go as there are 4 possible positions and 2...
View ArticleService manual for chiller(YORK),.model-RAH 8002 KA-SP,anyone???
Need service manual for this model(RAH 8002 KA-SP)of "YORK" chiller Anyone please?!
View ArticleRe charge procedure is it correct?
Hi Just put a Mitsubishi SRK50ZIX-S and had no gas in it( 2nd hand) and now it turns on but the inside fan is running but the shutters are closed and outside compressor not running? Can u check my...
View ArticleNatural Refrigerants
Hello everyone :) Im here becouse of my work which is about Natural Refrigerants : water,air, ammonia, propane, isobutane, CO2. Your page and forum is very helpful for me and Im still looking for more...
View ArticleAermec air to water heat pump
Hi has anybody ever had any trouble with a aermec unit that seems to go on defrost very often (d1) I have also found the unit cuts off on fault h1 and it has to be manually reset. I have looked through...
View Article2 x Kelvinator Splits, same problem
Heya, I have two kelvinator split systems that are pretty much identical, one slightly larger than the other. KSR25F and KSR10F they both run and cool OK, but run in forced operation only. I was...
View Articlecharging window uints/cylinder freezing
hello everyone i need some advise or referencing on a few things. 1. i have client who is buying r-22 disposables from us (we are in the middle east so still work with disposables) and filling window...
View Articlewater and refrigerant
if we put a cup of water into a reclaim bottle then add 10kg of R22 what happens to the water. does it mix with the refrigerant sit on top sink to the bottom
View ArticleLocation of primary chilled water pump & Expansion tank
HI, The ideal schematic, . . . The pump discharge is connencted to the chiller inlet,(Chilled water return) and the suction for the return header (from the AHU/FCU). It recently struck my mind, what if...
View ArticleTrane Chiller CGAN 500 fault
Fault with Chiller controller Tracer CH532 on Trane chiller ECGAN 500. The unit is being held off by fault Internal Error n.1 Atom n. 556 Offset: 16500 Contact CAREL Any help gratefully received
View ArticleMitsubishi TG200 software Download/Copy
Hi, Im new to the web site and Im looking for a copy of the TG2000 software,Does anybody know were I can get this? I have just bought 5 City Multi systems from Mitsi UK and now the robbing so and so's...
View ArticleLiebert hiross lp fault
Hi, I'm a new member to this forum and this is my first post, so I hope I'm posting in the correct forum. I've been called out to a liebert hiross model m66uaoo1v102000po, which over the weekend cut...
View ArticleSound Attenuator Sizing
Hi all, Can anyone tell me how to size a Sound Attenuator for a particular duct / AC unit? Awaiting helpful feedbacks. Thanks.
View ArticleRefrigeration system flooded with salt water...
I am currently working on a medium temp 0c brine system with a flooded type evaporator that has cracked the chiller and caused the refrigeration system to be flooded with salt water...bad I know!. Any...
View Articlewindow AC Quiery
Hi, I received this email from a guy in India :- I have 1 window air conditioner 24000btu the condenser of a/c is damige and i need replace condenser but i dont have have same size condenser origenal...
View ArticleBalance piston to female rotor
Does anyone know the importance of having a balance piston fitted to a female rotor. As with Mycoms, they are not fitted. Other machines such as Howdens include them. The female rotor generally spins...
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