Рет қаралды 841
Godrej AC R 290 Gas Refling #R 290 Gas ka back pressure kitna hota h # AC me R290 gas kese dale# AC me R290 sending pressure kitna hota hai# Kya R290 ki jgha R 22 gas bhi dal sakte # R 290 gas ko top-up kar sakte h# @Tecsachin From Haridwar Shivalik nagar BHEL