Respuesta :
j2099 SAE standard must be referred to on the label of approved hfc-134a refigeratant recycling machine. The SAE standard establish the minimum equipment performance required for recovery and recycling of HFC-134a that has directly removed from and is to be reused in.
J1770 and J2788 must be referred to on the label of approved refrigerant recylcing machines. This encompasses all of the requirements of the outdated J2210 and covers both single circuit and dual refrigerant units.