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10-12-2018, 05:52 PM

hyperion started a thread Pressure testing pipework before commissioning in Fundamentals

We are working on a site where the site agent will not allow high-pressure OFN strength or leak testing as he claims that we have to prove that the...

11 replies | 320 view(s)

03-12-2018, 10:54 PM

tonyk started a thread Possible moisture in system in Air Conditioning

Hi guys have Trane close control unit in a server room with 2 circuits. Circuit 2 has poor of coil temp and low suction pressure, traced to the...

7 replies | 611 view(s)

23-11-2018, 09:09 PM

skilts started a thread Hitachi in Heat Pumps

HI Guys, I have a Hitachi RAS-4HGVE5 that I need to replace, can anyone tell me the size of the unit ?, Many Thanks, Skilts

6 replies | 586 view(s)

27-11-2018, 08:39 PM

Haui1979 started a thread Howden WRV 204 Documents in Industrial Compressors

Hello Specialists, We have a Howden Compressor on a SES Netherland package, Build in 1988. Now we have several problems with the compressor....

7 replies | 577 view(s)

02-12-2018, 09:53 PM

Rob White started a thread 12 V DC Chiller Build in Do you need help using this Message Board?

. 250Amp battery is 1Amp for 250 hours, 250 Amp for 1 hours or any combination in-between. A quick calculation with 3.5 kW load would require 1...

8 replies | 297 view(s)

28-11-2018, 06:04 PM

Chillermaster started a thread Rittal - Parameters access in Air Conditioning

Hello to you all, I need to change parameter "P13" on a small chiller Rittal SK3334.609 Pressing up and down keys together i have parameter access...

4 replies | 584 view(s)

17-11-2018, 03:04 PM

ballsofsteel started a thread Carel EVD EVO + ALCO EX6 valve - can it be bi-flow? in Commercial

Very simple question, very tough answer to find. - A chiller with ALCO EX bi-flow valves. - The EEV (Electronic Expansion Valve) will have to be...

4 replies | 410 view(s)

20-11-2018, 09:02 PM

langy started a thread F gas audit in Legal-Business-Marketing

A few months ago I got my company registration for f gas for a sole trader. This allows you to purchase refrigerant, recover and dispose of...

4 replies | 448 view(s)

20-11-2018, 09:14 AM

Anil.y started a thread Bitzer reciprocating compressor overhauling period in Technical Discussions

What is the general overhauling period for Bitzer make double stage hermi-sealed compressor. Refrigerant is R404A, Oil is BSE32. Let assume all...

3 replies | 345 view(s)

19-11-2018, 07:40 PM

TrickyRikki started a thread Cordless Vacuum Pump's in Tools and Calculators

I have recently seen that Makita have a 18V Vacuum pump which i was thinking would be handy for on top of roof's or just where theres no power supply...

3 replies | 377 view(s)

09-12-2018, 05:12 PM

A.Mortezania started a thread flooded evaporators and oil return in Fundamentals

Dear Friends, Do you have any document that describes how oil comes back to crankcase of compressor from "flooded evaporators" ? Sincerely...

3 replies | 209 view(s)

10-12-2018, 02:49 PM

TaffyLad started a thread Polar Ice Maker in Commercial

Looking at a pals ice maker. Not looked at any this type before: it’s a GL193-2 Its forms ice in the tray but it doesn’t drop...so the ice block...

3 replies | 232 view(s)

03-12-2018, 11:14 AM

ASAD started a thread Chinese heat pump in Heat Pumps

Hello, I'm trying to get a hold of the English instruction guide/manual to a Chinese heat pump. All I have in hand, are the following pictures...

2 replies | 227 view(s)

03-12-2018, 08:39 PM

boski started a thread VRV-VRF Instalation prices in EU in Air Conditioning

Hi everyone ; I need some information about instalation VRV-VRF prices in EU for a research. Like how much it cost for a indoor unit(4way)...

2 replies | 216 view(s)

23-11-2018, 02:05 PM

Master started a thread York YCSE Help in Controls

am looking for a driver manual from 2004

2 replies | 211 view(s)

10-12-2018, 12:02 PM

chillermac started a thread Clivet Chiller in Air Conditioning

HI all, Got a call to look at a chiller last week. I haven't done any works on these Clivet chillers. Model # WSAT-XSC150F Customer told me...

2 replies | 208 view(s)

19-11-2018, 06:16 PM

Brian_UK started a thread Italian Contractors sue Amazon to Stop Illegal Gas Sales in Legal-Business-Marketing

I found this article from Cooling Post interesting. https://www.coolingpost.com/world-news/amazon-italy-removes-refrigerant-adverts/ What...

1 replies | 262 view(s)

05-12-2018, 07:26 PM

fixit started a thread Toshiba wall unit lost ability to heat in Air Conditioning

Hi Call out to Toshiba wall unit RAV-SM562KRT-E not heating. While cycling through the controller the heat symbol is missing and went into the...

1 replies | 182 view(s)

16-12-2018, 09:02 AM

skags started a thread 12kw 6000 liters Waterchiller pulldown time in Technical Discussions

customer has a small 12kw waterchiller they want to hook onto there 6000liter uninstalled plastic buffer tank, I dont have any flow rates but ive...

1 replies | 66 view(s)

21-11-2018, 09:32 PM

Goober started a thread Craft Brewery Fermenters Chilling in Technical Discussions

Here's one for the group, Friend has set up a Micro Brewery and now needs proper assistance with set up of cooling the fermenters. Currently he...

0 replies | 265 view(s)

20-11-2018, 06:26 PM

Brian_UK started a thread Daikin Altherma Safety Alert in Heat Pumps

Just spreading this around in case you don't get Daikin alerts. https://adobe.ly/2zlsCwb Apparently suction accumulators from older machines...

0 replies | 193 view(s)

20-11-2018, 11:05 AM

FMTEAM started a thread CIAT CONNECT 2 service level 3 password in Technical Discussions

Dear all, Please, can you help me? I need a password for Ciat Connect 2, level 3. Thanks in advance.:confused:

0 replies | 155 view(s)

02-12-2018, 09:28 PM

yilmaz22@gmx.de started a thread 12 V DC Chiller Build in Fundamentals

Hello Best Technicians I will build a Refrigeration Unit The Parameters ; 12 V DC Power Cooling Capacity 2500-3500Watt 0°C degress. ...

0 replies | 88 view(s)

15-12-2018, 04:03 PM

muju started a thread Network tool for Clivet chiller in Air Conditioning

Does clivet spinchiller model chillers/ stulz chillers have service or configuration network tool?

0 replies | 61 view(s)

16-12-2018, 12:18 PM

seanf replied to a thread 12kw 6000 liters Waterchiller pulldown time in Technical Discussions

http://processheatingservices.com/water-heating-time-calculator/ or very roughly, specific heat of water 4.18 KJ/kg k 1 Kg for 1 Litre of...

1 replies | 66 view(s)

15-12-2018, 07:15 AM

A.Mortezania replied to a thread flooded evaporators and oil return in Fundamentals

Thanks Glenn Moore

3 replies | 209 view(s)

14-12-2018, 10:52 PM

soleowner replied to a thread Advice on cheapest options for potential client in Air Conditioning

Least expensive, not cheap. Here endeth thy lesson for the day.

8 replies | 980 view(s)

14-12-2018, 10:50 PM

soleowner replied to a thread Advice on cheapest options for potential client in Air Conditioning

Cheap work is not good, good work is not cheap. Put it on your business cards, trucks, website, etc.

8 replies | 980 view(s)