whirlpool s25b
Hi i have an american side by side whirlpool s25b model fridge freezer. Had it for about 12 years and has run fine until last week where we now have a loud buzzing from the back when the ice machine is...
View Articlefujitsu cassette AOT54RPA3L
Hi guys having troubles with the above unit. Whats sucks about this job it it is 3 hour drive and scissor lift hire is required to access the unit. The customer said they have always have had trouble...
View Articlecompression fitting vs lockring
Hello How a lockring pipe connection differs from a compression fitting one ? Why the first unconditionally suits refrigeration, but the latter mostly does not ? What makes the first one to be reliable...
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york defrost board
goodevening. Im Panos from Greece.i have a york heat pump model MOH 55N35B with problem in defrost board, i cant find a new one,can anyone help me where to find it.DSC_0133.jpgDSC_0135(1).jpg Attached...
View ArticleRefrigerant Leaks
Hi everyone How does your company quote to locate refrigerant leaks on multi systems such has VRV systems? My company always want to put a time allocation such as one days work to: Remove the...
View ArticleCVHF help
Hey guys I'm new and I need some help. I am trying to find out the design evap/cond approach on a CVHF570 S#L08B00859. I also need to know if any press/temp/IGV can be calibrated. The customer has...
View Articleelm controler help and guidence?
Hi i want to try elm programing for eev tev , multi evep, multi comp etc any body got some old units and progmerer not in use for sale or giveaway please get in touch
View ArticleFusible Plug Versus Rupture Disk on Rollingstock Air-Conditioning.
Hello. We have installed 281F (138C) / 300psi (20bar) fusible plugs on rolling stock packaged aircooled units (generally R134a) only to have some field failures over time even though 99% max conditions...
View ArticleFusible Plug Versus Rupture Disk in Transport Air-Cooled HVAC System.
Hello. We have installed 281F (138C) / 300psi (20bar) fusible plugs on rolling stock packaged aircooled units (generally R134a) only to have some field failures over time even though 99% max conditions...
View ArticleOil Foaming Problem - HELP!
Hi All, Need some advise, I recently took over maintenance of a butchery store Have lost a compressor on the freezer room (windings failed because of failed contactor and wrong overload installed) The...
View ArticleGram manuals
Hi...looking for a couple of needles in a hay stack: Instruction manuals for Gram recips (HC 4-100, HC6-100, HC8-100, GRAM 8-75, GRAM HCL 8-125) and/or GSV III-II Kindly email...
View Article3 Phase Motor - Extractor
Just a quick question - I came across a 3 phase induction motor today that is used for a extract system in a bakery. The motor starts up but about 2 - 3 seconds later it trips the RCD. I never had time...
View ArticleYork Cassette, different Kw ratings to condenser unit
I recently purchased a used York cassette system rated as 7.0 kw cooling 7.1 heating for the condensor.{ model MOH25R15A } the cassette is however only rated at 5.93 kw cooling and 6.3 kw heating...
View ArticleMitsubishi Heavy, wired remote with error code E57
Hi This is a split unit,cassette and going thru intermittent trip with error code E57, which indicates shortage of refrigerant or closed service valve. Can someone please point out where my problem is....
View ArticleCarrier 30xa freeze protection
HiI am getting an alarm every day the ambient temperature is low, the alarm generated is cooler freeze protection. From reading up and dining some homework, I have a few things to note:This alarm is...
View Articlelooking for a oil sepperator
Hello, I am in need of a component for my car. It is a seperator of the following model: FRIGO MEC S.r.l LEGNAGO VERONA-italy l-37048 Type; S0-77X118-65-60059-01 Manufacture year; 2003 Volume V: L 0.45...
View ArticleFloating condensing pressure
Hi Guys, I'd like to hear your opinion about the floating condensing pressure. The purpose is to minimize the electric power consumption of the sum (Compressors + Condenser). On a "conventional system"...
View ArticleLooking for GMC Yukon 2000 Manual
Grettings to you all. Im recently like to fix the airconidtioning of my GMC Yukon 2000 Suburban. Any one have any idea were I can get the AC manual and dissasembly??? I know the car industry make very...
View ArticleR22 phase out R417A drop in
Hi all Are largest customers have decided to begin the R22 phase out early. Although we are simply going to replace the smaller split systems on site there are a few larger multi splits and a large VRV...
View ArticleHello everyone
Just popped in here to say hi! I think this is the place i need to be. I must first of all say that its really great to read some of the forums on here, imo practice is better than theory as i have...
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