RS CK6-D gas powered valve issues
We just installed 12 of the RS CK6-D dual position gas powered valves, these valves have two pilots, both energized= valve closed, both de-energized = valve open Parker says pilot #1 off and #2 on =...
View ArticleDanfoss BD35f locked rotor
I've been asked to sort out a problem with an unused 12/24v fridge that's been sitting on a shelf for about 10 years. The compresssor, a Danfoss BD35f 12/24v, when connected to 12v, fails to start. A...
View ArticleFlake ice maker and flooded Ammonia system
Has anyone experiance with e.g. the F600 Geneglace icemaker or similar on a flooded Ammonia system using natural flow. Geneglace wants me to put a 5x flow (with a pump) for this equipment, but that...
View ArticleDoubts with Carrier's HAP -Heat Load Calculations
I am facing a weird situation. I do heat load analysis in HAP. In the heat load calculations, when fresh air is included, the output of HAP changes only for the TR. (It increses), but the cfm remains...
View ArticleAspen - ECO Warrior Recovery Units
Has anyone had experience of the Aspen Eco Warrior Recovery Unit. We have had 2 of these and both have smashed up the compressors. The units have never been used without a drier in the inlet line, and...
View ArticleTSR2 Controller
Hello! anyone can send me a manuals of TSR 2 Controller, please send it to my email address rebartolay@yahoo.com.Thanks
View ArticleUnit conversation Software
I need software that converts degree Centigrade to F, Btuh to R.Ton,FPM to Meter/s, Pascal to Ft WG etc Please help me out! I am using Win Convertor but its trial version!
View ArticleToshiba additional refrigerant per metre? g/m
Hi all, need to know the recommended additional gas required per metre of piping over pre charged length. For example, Daikin say 20g/m for everything over 'x' metres. So what is Toshibas rule of thumb?
View ArticleHusky ice machine
Hi I have been having problems with a husky ice machine (no details wotsoeva) on it I would say maybe 60kg it's a decent size-: Problem started about 6 weeks ago were customer said there was a big...
View ArticleCharging R404A in FGAS practical
When you are charging a system with R404A in the FGAS practical, what order should you open each valve. This includes valves on the gauge line as well? I was asked this question but was un sure on the...
View ArticleHeatpump drier failures...
Anyone had any problems with two way heat pump driers failing, specificaly the check valve breaking up and blocking the drier in one direction of flow? Any manufacturers you would recommend or avoid?
View ArticleNoisy Daikin in Heating Mode.
Hello has anyone encountered a problem with a Daikin heat pump split a/c unit that appears to work happily in cooling mode, but when in Heat mode it's ineffective and the compressor sounds like a bag...
View ArticlePrograms for diagnostics
Whether there are at Hitachi diagnostic programs? Faced all brands unless only with LG didn't work. All have a certain software for diagnostic works. At MHI we will tell so even free MentePC (super...
View ArticleClimaveneta WRAT with CVM 100C Controller
Hi to you All I am looking for Climaveneta WRAT 1002 with CVM 100C Controller technical manuals of any other information regarding the same model Thanks In Advance Stempy
View ArticleBosch fridge-freezer KGU30604/03 FD8412
The fridge-freezer is 7 years old. Both compartments are too warm. the problem was discovered after the house was left cold (around 5 degrees C for a few days). problem remained when house was heated...
View ArticleRthb255nl
Hi , I m a maintenance HVAC Ltd with serious problem _ Help pls Centravac R22,RTHB255NLC00NWP000UNN3LF2LFV0Q0, with fault: low oil flow we have brush and clean evaporator and condenser,R22 as 600lbs,...
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Advise on Defrost Timer
Dear all, My fridge a top freezer 2 compartment Toshiba model, I found lots of frost on the cooling fins of the freezer. The refrigerater bottom section is not cold. I suspect the defrost timer might...
View ArticleCarrier Xarios 350 MT
A client of us ordered a new VW Crafter van with a Carrier Xarios 350 MT cooler on it. He wasn't aware that he had to specify that he would also run this unit on the main power supply while loaded at...
View ArticleAga (williams ) fridge
Hi , I have a aga / williams model HA350 STD / R2 fridge and for some reason the temperature has gone up to 20 degrees I opened the door and there is a long sound of running water ,then for the next...
View ArticleDaikin FTXS50j
Hello from Croatia Is the Daikin FTXS50J made by Gree Electric? Because I read that Gree makes the Daikin air con and I am wondering does it makes all models of Daikin or just small ones. Thanks
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