Originally Posted by Squiggle Dog

I brought all of the lines I have into the hose shop. The owner said that the canister on the suction hose is just a muffler or damper so that the refrigerant doesn't slam into the compressor, and it also gives an area for the liquid refrigerant to gather and vaporize so that the compressor doesn't suck in liquid refrigerant.

Originally Posted by Mxfrank

In other words, a suction line accumulator.

Originally Posted by funola

Just because Squiggle and the shop owner calls it a suction line accumulator does not mean much. Typos and mistakes are possible. Look at the Mercedes line drawing compu_85 posted as many times as you need then come back.