1 1/2 ton ac unit high pressure on suction side

Problems related to residential installations.

1 1/2 ton ac unit high pressure on suction side

Postby cwhenderson » Tue Jul 24, 2012 12:43 pm

Hello
I am currently working on a ac unit that has high pressure on the suction side. refrigerant R22 . There Is Lots of cfm furnace fan . filter is clean. ducts are clear.it will not cool below 77 deg. F . the suction side is 86 . high pressure side 170 . condensation on suction line outside . will not shut off . i reclaimed refrigerant , pressure tested , pulled a vaccum , refilled ,restarted unit with The same result . Can high pressure side get to low pressure side or can someone offer a solution .

Charlie
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- 1 1/2 ton ac unit high pressure on suction side

Postby cwhenderson » Tue Jul 24, 2012 9:31 pm

super heat - suction 98
discharge 185
outside temp 24 c
duct temp 21 c
suction valve 19 c
discharge vakve temp 24 c
It Has An Orifice
Do Not Know SUB COOLING
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- 1 1/2 ton ac unit high pressure on suction side

Postby cwhenderson » Wed Jul 25, 2012 1:16 pm

Duke
Thank You Very Much For Your Help , The Problem Is Damage Compressor Valves . You Hit The Nail On The Head . Every Thing Else You Metioned Check Out Okay .
Thank You Charlie
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