Fault on mitso split system
6month old unit The air con is coming up with a Fault flashing 7 times. In the manual it says Problems could be . Refrigerant is insufficient. = Refrigerant is leaking Heat exchanger sensor 1 error =...
View ArticleWoolworth's Buy Austral Refrigeration
Today Woolworth's has purchased Austral Refrigeration and is to be known as Retail FM (Facilities Management) What I think is a sad day for the industry to have a company who already dictates terms...
View ArticleDaikin BRC1D52 Controller
Hi I want to move my Daikin BRC1D52 Controllers to a more central location, does anyone know how far the maximum cable length i can use is? Thanks
View ArticleTransfrig Truck units
Howzit all, I'm having trouble with finding manuals and wiring diagrams for Transfrig Unit model no: KV760 TE380/24 Would anyone be able to assist me?? Thanx
View Articlelp switch and hp switch
hi, im new to this industry and would like to find out on what pressure a lp switch breaks the contact and at what pressure does a hp switch make or brake on airdale air conditioning units. thx a lot
View ArticleCopper Pipe - Split Sytem. Sizes?
Gday. Im in australia if that makes any differance. I have a 2 Samsung 2.5kw (1hp) split systems to install. The Samsungs are suggesting for me to use 3/8", 1/4" twin copper tube. I already have a 20...
View ArticleVRVII index related questions
Let’s take a REYQ28M with a nominal cooling capacity of 78.5 kW (Indoor temp. : 27°CDB, 19.0°CWB / outdoor temp. : 35°CDB / Equivalent piping length : 7.5m according to catalogue) We connect indoor...
View ArticleL G Art cool gallery A12AW1
Hi all i have a fault with art cool gallery. unit was running in heating then fan stopped, louvres stayed open as does the fascia. operation (green) light constantly flashing with no 3 second pause had...
View Articlehow inverters control condensation pressure ?
Hello How an inverter split air conditioner is controlling the CP with its discharge, pipe, and ambient temperature sensors ?
View ArticleHill Phoenix Wallmart Freezer blowing fuse in MR4 Temp Controller
I have a Hill Phoenix Walmart commercial freezer. The Johnson Controls MR4 Temperature/Defrost Controller stopped lighting up so I replaced the unit with a direct replacement unit of the same make and...
View ArticleBanked hours
Hello there, Does anyone have any experience with banked hours?. Kind of like being paid to sit around when it is quite, like in winter, and then working when it is busy, like in the summer, without...
View Articlefan coil unit refurbishment
Hi all I have recently been asked to carry out some refurbishments to 60 fan coil units with one of my customers and this is not my area of expertise. They are 4 pipe units with 3 speed fan. we are...
View Articlesamsung sr-s2026cvw
hi im new here and my freezer has started to play up again 2 years ago it had both boards replaced and now it is turning its self off after about 7 hours if you turn it off at the plug and turn it back...
View Articlebeko frost free fridge freezer not working (not cold enough) - help
Have had the fridge freezer over 2 years and moved recently. Its in an internal garage. Its working but not cooling enough. The fan doesn't work no matter what the thermostat is set to. Have slaved a...
View ArticleMixed Indoor - Outdoor Split Units, Daikin & ACSON
Hi there, Does anyone here know if is is possible to use ACSON branded outdoor units for similar capacity Daikin indoor units? These are for single splits. The only problem I can think of is with...
View ArticleRittal SK3303100 FAULT
Hi all Anyone out there familiar with Rittal enclosure units with basic controller?. I have a unit that is in fault and will not run the compressor. The unit is a Rittal SK3303.100 enclosure cooling...
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Miele KFN12924SD 3yrs old - is this 'rust' to be expected?
Hi - Miele KFN12924SD fridge freezer has just failed, after 3 years of careful use. First the fridge part lost all cooling. The freezer was OK for a few days after, but now can only get just below...
View Articlecompound systems help please
hi there every one im studying compound systems i think ive got the just of it i can see how they work but the bit im stuck that is ....... when refrigerant is coming back from evaporator suction line...
View Articlerunning cost of refer box
was asked how mutch it cost to run a 40 foot by 8 foot freezer container aprox per week auy idears
View ArticleWhen it went bang it made me jump!
OK Guys, are you sitting comfortably? I got asked by a good customer to attend his site last week, as his local controls specialist (knows his electronics). Could not identify why at various run times,...
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