Lub freezer tub yees Gas R404a R404

Hauj lwm lawm

Yog tias koj tab tom nrhiav rau lub freezer tub yees gas r404a r404, thov kom dawb mus yuav peb cov khoom zoo nrog cov nqi sib tw. Raws li ib qho ntawm cov khoom lag luam ua lag luam hauv daim teb no, peb yuav tsum yog koj qhov kev xaiv zoo tshaj plaws. Rau cov lus hais, tiv tauj peb tam sim no.