In the event the oil is permitted to remain inside the evaporator, it'll choose up Area in the coils that ought to be utilized for the vaporization of your refrigerant, and refrigeration will minimize in efficiency. Purged liquid refrigerant flows via a float-operated valve inside the purge device condenser again https://louiscgkpt.vigilwiki.com/6360891/5_easy_facts_about_walk_in_freezer_repair_described