carrier 30gx
hi friends is there away to turn off 1 circuit on control panel to test run 1 circuit for a while.thankyou
View Articleblast freezer
i want to build a small blast freezer. i am wondering if you could help me to work out the system size. my blast freezer size is 2.5m x 1.2m x 2.1m. thank you. note: in each cycle i want to freeze some...
View Articlemy first refer service call
one of the units I found that the capacitor is bad but I can't identify the capacitor because it's all worn off. How would I go about identifying which capacitor I should use. It looks like I have a...
View ArticleNew evaporator on chest freezer
Hi! I have made a new evaporator for a little 12v chest freezer, the original one have a leak. The evaporator was made of 1/4 cooper tube. I used dancap to estimate the length of the cap tube, the goal...
View ArticleSabroe smc 112s
Hi everyone, does anyone have a service manual for a sabroe smc112s that gives tightening torques etc for a top end overhaul? Email is waynegrey@btinternet.com as as much info as possible would be...
View ArticleFreezer room containers
Hi All I want some help regarding freezer containers My company supplied to a client in a hot and humid zone-ambient 34/38 ºC and RH 75%, supplied to us by a foregin company: - 1 x 20 feet polyurethane...
View ArticleDaikin fxyh63hjv1 (heat pump) manual
Hi it's my first post. I have problem withe vrv system, 4 from 5 unit inside work fine, but 1 not cooling and not heating. Now I know the EEV is broken , but I can't found on daikin site manual white...
View ArticleEffect on screw compressor life
would the learned Forum Members advise this new guy as to what would be the effect on screw compressor life if Delta P of Evaporator is less than 5psi,GPM flowing into Evaporator is less than the Rated...
View Articleaspera compressor failure.
Has anyone had a new compressor fail due to windings down to earth 10 minutes after start up.if so what did you find as the cause.just happened to me for the first time.the old compressor failed with...
View ArticleCity Multi PURY-P250YMF-C doesn't work properly
Is it possible the poor performance on heating to be due to addresses assigned to the components of the system? The addresses are assigned as follows: OC:75 BC:69 IC: 37, 38, 39, 40, 41, 42.
View ArticleRefrigerated Transportation & warehousing
Need a complete solution of refrigerated transportation & warehousing. Hanson Logistics> Refrigerated trucking
View Articlepanasonic U-4LA1E5
Hi guys I had four wallmount units off the above outdoor unit with one wired controller. The wallmounts have now been fitted in seperate offices with there own controllers does anyone know if i need to...
View ArticleCarrier vector wall trip
Hi does anyone know the recommened 3phase wall amp trip for vector 1800
View ArticleChoosing hot water supplied absorption chiller to gas engine
Hello I am in my final year in University and I'm writing my thesis about tri-generation power supply. One of my task is to choose an absorption chiller to a gas engine. The IC engine is a Wärtsilä...
View Articlecold outside temerature=cooler down?
does this make sense? if the ambient temp is 14 degrees F, could this cause higher cooler temp? What should I look for? any suggestions would be greatly appreciated.
View ArticleYork Chiller programme failure - YAEP
Hi, I have the following problem with the microprocessor board. Kindly advise if anybody has expertize about the york systems. The unit YAEP is not functioning as microprocessor board is found faulty...
View ArticleWhy isn't alcohol used as a refrigerant?
Is there a reason why alcohol (or a mixture of alcohol and water) isn't used as a refrigerant?
View ArticleCan I increase the freezing performance with any modifications?
Hello! Looking for info for my scenario: Background: I go salmon and halibut fishing on a 7 day camping trip. I take a 10CUF chest freezer and a generator. In 7 days I freeze 400lbs of fresh fish with...
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City Multi heating issues
I'm working on a city multi PURY-P300YGM-A. Its cooling fine but not heating at all. When I began work on the unit I noticed a few things. Firstly the unit seemed to be grossly overcharged. Additional...
View ArticleAnyone able to point me in the right direction?
Hi guys, Not quite sure where to post this but here seemed the best place. I did my apprenticeship about 4/5 years back but shortly after had a change of career direction (so I thought) and returned to...
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