How much refrigerant can a recovery tank hold? - HVAC-Talk
2012年8月1日 · MAGW - Max Allowable Gross Weight of Recovery Tank WC - Water Capacity of tank (stamped on recovery tank) SG - Specific Gravity of Refrigerant at a specific temperature. TW - Tare Weight of recovery tank (empty weight, the # is stamped on recovery tank). Example of a 30 Lb 410A Recovery Tank: TW - 17.0 lbs (stamped on tank)
Putting recovered 410a back into a system - HVAC-Talk
2016年5月20日 · Finally, partially thanks to the POE oil in the recovered refrigerant, you can be sure that the recovery process will introduce some moisture, even with purged hoses. Make sure you install an oversized filter drier to the system before recharging, and this will help reduce any remaining moisture in the system.
Homemade refrigerant recovery cylinder - HVAC-Talk
2015年6月20日 · Yes. In fact that is exactly what the first refrigerant recovery bottles were. And you could buy the dual valve setup to convert your own bottle into a recovery tank from the refrigeration wholesalers. That was before 410a was out there, I'd be cautious on that point; need to find out the pressure rating of the tank first.
Recovered Refrigerant Return Centers? - HVAC-Talk
2010年12月20日 · Then sometimes tanks are available. there is the tank deposit, the tank cleanup fee (yes, i actually believe they cleanup every tank too, not), and the recovered refrigerant charge. Flat raters have nothing on this effort, so tracking the charges, deposits and returns etc is a pain.
recovery tank capacity - HVAC-Talk
2007年8月10日 · To make it easy, yes. The "WC" is based on the weight of water it takes to fill the cylinder, many refrigerants, including R-22, take up less volume per pound, so more pounds of refrigerant will safely fit in the cylinder than is indicated by your equation.
ID Refrigerant in a recovery tank? - HVAC-Talk
2011年3月20日 · Store the recovery tank in a controlled environment for 24 hrs with an accurate thermometer. Put your gauges on and check the pressure/temp against a PT chart. This will work only if their aren't any non-condensables or contaminants present.
Reusing reclaimed refrigerant - HVAC-Talk
2016年6月17日 · Contractor shall provide new DOT approved recovery cylinders, recover and recycle refrigerant from demolished systems and transport to location on site as directed by the owner." Reply 06-18-2016, 10:53 AM #9
RECOVERY TANK WEIGHT - HVAC-Talk
2004年9月4日 · Reason I'm asking is the 3 things that DOT requires on a recovery cylinder are: the month and year of last test/inspection. WC, water capacity of the tank in lbs. TW, tare weight, or weight of tank empty. Most of those cylinders I've seen just have a sticker that says don't fill over (xyz) Stickers are only on those tanks for the first year or so.
Removing air with recovery cylinder? - HVAC-Talk
2015年5月24日 · if you suspect air or a non condensable , recover the charge , weigh the recovered charge ,check weight against spec, vacuum the system & change the filter drier as a precaution against moisture.IF you re happy you have no leaks .recharge liquid only from the recovery cylinder , you will have to leave some refrigerant in the cylinder so only liquid enters, …
Cleaning a Recovery Cylinder - HVAC-Talk
2011年2月26日 · I'll admit I've used a tank for a different refrigerant after just pulling a good vac on it and never had any problems. Course I'd never do that with a tank that had a burn out refrigerant in there though. Easiest would probably be to just exchange it for a new one and let the tank company worry about the clean up.
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