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When using a HFC-134a refrigerant recovery machine after completing the first recovery process how long must you wait then check the machine's gauges for a rise in pressure above vacuum which would in?
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Where can one buy refrigerant recovery machines at reasonable prices?
Refrigerant recovery machines can be purchased at Amazon and eBay online. To get a really good price, buy one second-hand from your local classified ads or Craigslist.
What is a reason to obtain an accurate pressure reading of refrigerant inside a recovery cylinder?
Damaged refrigerant
How can R-12 refrigerant be identified in a recovery cylinder?
go to a jobber or online and find a pressure relation to refrigerant chart. it tells you at what temp.,and pressure the designated refrigerant is by number,,i;e;12,22,5o2 etc.
What steps does one take to complete refrigerant recovery?
In order to have a successful refrigerant recovery, one must ensure the manifold gauge is set, set the valve, monitor the pressure and gross weigh while filling, and shut off the valve once the ideal pressure and weight are reached.
If an hfc-134a AC system still has pressure after the first refrigerant recovery process is complete additional recovery is necessary until the system vacuum level remains stable for?
5
When is essential to take measures to help release trapped refrigerant from the compressor oil during refrigerant recovery?
During the entire recovery operation
When is it essential to take measures to help release trapped refrigerant from the compressor oil during refrigerant recovery?
During the entire recovery operation
When is it essential to take measures to help release refrigerant from the compressor oil during refrigerant recovery?
It is essential to take measures to help release refrigerant from the compressor oil during refrigerant recovery when the refrigerant release valve is stuck closed. The release valve should be maintained at all times.
What would the result be if a recovery cylinder were filled with liquid refrigerant and allowed to warm up?
The result of filling a recovery cylinder with iquid refrigerant and allowing it to warm up is that the heat of the container would warm the refrigerant inside of it. The refrigerant would, as a result expand.
How do you depressurize car ac?
A refrigerant recovery machine is required.
When a pungent odor is detected during a sealed system recovery?
It is the characteristic smell of the refrigerant.
All devices used for refrigerant recovery must?
All devices used for refrigerant recovery must be certified by the EPA. If the device was manufactured before November, 1993, It must be capable of recovering 80% of the refrigerant in the appliance. If the device was manufactured after this date, it must be capable of recovering 90% of the refrigerant.
