can some body help me....

[jeet]

i have a compressor r 502a type . can i use hp 81 as a replacement

[bmundoorkote]

hi jeet,
ur question is incomplete.please clear it.

[monkey spanners]

Hi Jeet,

I'm guessing you have an R502 system and you want to put HP81 (R402B) in it?

What size and type of system are you working on?
There are different replacements for R502 depending on the temperature and size of the systems.

Jon