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21-06-2018, 08:09 PM

Brian_UK replied to a thread Water pump capacity in Technical Speculations

Shouldn't make any difference. The pressurisation unit pressure settings will be dependant on its location.

1 replies | 30 view(s)

21-06-2018, 07:37 PM

Jackryan replied to a thread Vessel PM in NH3

Thanks, Ranger1

2 replies | 75 view(s)

21-06-2018, 06:26 PM

blacktigra started a thread Connectors manufacturer for Daikin PCB in Air Conditioning

Hi guys, can somebody tell me please, who is the manufacturer of connectors used on Daikin PCB's? For example like on this one:

0 replies | 21 view(s)

21-06-2018, 06:22 PM

cadwaladr replied to a thread R404a in Technical Discussions

Interesting ,I thought disposables were outlawed some time ago lots of them about

2 replies | 75 view(s)

21-06-2018, 06:14 PM

al replied to a thread R404a in Technical Discussions

Chinese most likely, not legal if it is in disposable cylinder.

2 replies | 75 view(s)

21-06-2018, 05:20 PM

Kenneth199 started a thread Water pump capacity in Technical Speculations

If i have a closed water circuit in a Building with 5 floors. Would it require the same water pump capacity if the water pump was placed on the 5....

1 replies | 30 view(s)

21-06-2018, 02:38 AM

cadwaladr started a thread R404a in Technical Discussions

This maybe grandma sucking eggs but there does seem to be a lot of this available in disposable container recently can it be trusted and is it legal,

2 replies | 75 view(s)

20-06-2018, 09:56 PM

Brian_UK replied to a thread VRF Design on Night Club / Dance Club in Air Conditioning

The same way as you would design an ordinary air conditioning system. You might also request design assistance from the manufacturer of the VRF...

1 replies | 84 view(s)

20-06-2018, 09:32 PM

RANGER1 replied to a thread Vessel PM in NH3

Jackryan, A few things I think in no particular order. - check & drain oil in oil from all drain points, oil pot, column etc. -...

2 replies | 75 view(s)

20-06-2018, 08:16 PM

Jackryan started a thread Vessel PM in NH3

What is a good monthly inspection of a ammonia recirculating vessel include.

2 replies | 75 view(s)

20-06-2018, 06:11 PM

anil130 started a thread VRF Design on Night Club / Dance Club in Air Conditioning

Hi fren could any body guide me how to design the VRF system on Night club. Dance club where as estimated people will be around 500-600 and the...

1 replies | 84 view(s)

19-06-2018, 04:16 PM

Rob White replied to a thread Refcom in Legal-Business-Marketing

. There are three regulatory bodies and registration is mandatory with one of them. ...

3 replies | 214 view(s)

19-06-2018, 04:03 PM

Brian_UK replied to a thread Refcom in Legal-Business-Marketing

According to this register, "fgasregister" it is a legal requirement to be registered. Website here - https://bit.ly/2JNuiG5 they have a FAQ...

3 replies | 214 view(s)

19-06-2018, 05:25 AM

cadwaladr replied to a thread Refcom in Legal-Business-Marketing

i have done the old google on this subject and not found a definative answer,so the next call is to the enviroment agency to get clarification as...

3 replies | 214 view(s)

19-06-2018, 01:30 AM

cadwaladr started a thread Refcom in Legal-Business-Marketing

Does anyone know the cost of renewal of refcom certification for a small business ie sole trader,mine is running out and tk be honest I have been...

3 replies | 214 view(s)

18-06-2018, 01:24 PM

Brian_UK replied to a thread Copeland Tandem Scroll in Trouble Shooting

^^ Tandem scrolls have the NRV built into the discharge stub so tricky to remove, if at all.

5 replies | 306 view(s)

18-06-2018, 03:38 AM

coolguy4 replied to a thread Can I use a larger compressor? in Air Conditioning

Thanks. I guess I'll give it a try then.

6 replies | 322 view(s)

18-06-2018, 12:45 AM

Goober replied to a thread Copeland Tandem Scroll in Trouble Shooting

Nice response, would give you rep points, but apparently I've already given you some and have to spread them around more, before I can give back to...

5 replies | 306 view(s)

17-06-2018, 10:29 PM

Glenn Moore replied to a thread Copeland Tandem Scroll in Trouble Shooting

The internal discharge check valves are an inherent weakness in scroll compressors and even more so in variable speed scrolls. It can be difficult to...

5 replies | 306 view(s)

17-06-2018, 03:41 PM

Rob White replied to a thread Can I use a larger compressor? in Air Conditioning

. Think of the compressor as a glorified suction pump, the bigger the pump the bigger the suction it will deliver. Lower the suction pressure and...

6 replies | 322 view(s)

17-06-2018, 02:59 PM

coolguy4 replied to a thread Can I use a larger compressor? in Air Conditioning

Thanks for your help. Just curious- What'll happen if it doesn't work? Will the system just not work as well?

6 replies | 322 view(s)

17-06-2018, 08:21 AM

bato87 replied to a thread Relative humidity control in smokehouse and maturing (climatic) chamber? in Fundamentals

We have Vemag smokehouse and maturing (climatic) chamber,this is a photo from they catalog(found on net).I do not now what R mean? I am interested...

2 replies | 214 view(s)

17-06-2018, 04:35 AM

ErHon replied to a thread Can I use a larger compressor? in Air Conditioning

i assume you also ohmed the comp, also against its outer shell (checking for short circuit to ground) well, i did similar things in the past,...

6 replies | 322 view(s)

17-06-2018, 03:50 AM

coolguy4 replied to a thread Can I use a larger compressor? in Air Conditioning

I did. I swapped the cap with a known good one, and I checked for power at the compressor. The compressor has power and a good cap, but it won't even...

6 replies | 322 view(s)

17-06-2018, 03:46 AM

ErHon replied to a thread Can I use a larger compressor? in Air Conditioning

how about checking wiring / fuses / relais and capacitor first before condemning the compressor?

6 replies | 322 view(s)

17-06-2018, 02:55 AM

coolguy4 started a thread Can I use a larger compressor? in Air Conditioning

The compressor in one of my window shakers died today. (No, not the one that I filled with R134A and propane. That one is still running great.) The...

6 replies | 322 view(s)

16-06-2018, 05:57 PM

Brian_UK replied to a thread Copeland Tandem Scroll in Trouble Shooting

What indication are you having to suggest recirculating discharge gas?

5 replies | 306 view(s)

16-06-2018, 05:39 PM

Brian_UK replied to a thread Relative humidity control in smokehouse and maturing (climatic) chamber? in Fundamentals

What service is the green and the grey ducts? What does R mean?

2 replies | 214 view(s)