THE LEAK TEST THAT FINDS

THE LEAK TEST THAT FINDS IT FAST PINPOINTS IT EXACTLY AND YOU CAN LEGALLY VENT IT YOU REPLACED AN AC COMPONENT YOU PULLED THE VACUUM YOU RECHARGED IT TWO WEEKS LATER THE SAME COMPLAINT BECAUSE VACUUM ONLY CONFIRMS THE SYSTEM CAN HOLD LOW PRESSURE IT DOESN'T CONFIRM THE LEAK THE LEAK IS GONE THE CORRECT WAY TO VERIFY AN AC REPAIR BEFORE REFRIGERANT GOES IN IS A PRESSURE TEST WITH A TRACER GAS 95% NITROGEN 5% HYDROGEN CHECK LEAK WITH NITROGEN OR THE 95 5 MIX WHY THAT MIX IT'S COVERED UNDER SAE J2970 THE STANDARD FOR NON REFRIGERANT TRACER GASES FOR LEAK DETECTION THE SAE COMPLIANT HYDROGEN SNIFFER PICKS UP THE 5% HYDROGEN FAST AND PINPOINTS THE EXACT LOCATION OF THE ACTUAL LEAK NOT JUST A GENERAL AREA AND BECAUSE IT'S NOT A REFRIGERANT IT'S LEGAL TO VENT IT ONCE YOU'RE DONE EPA VENTING PROHIBITIONS DON'T APPLY THAT'S ONE OF THE MAIN ADVANTAGES OF THIS PARTICULAR METHOD PRESSURIZE THE SYSTEM TO 100 PSI LET IT SIT PRESSURE HOLD YOUR REPAIR IS SEALED CONFIRMED PRESSURE DROPS THERE'S ANOTHER LEAK FIND IT NOW BEFORE THE REFRIGERANT GOES IN WALK THE ENTIRE SYSTEM WITH YOUR SNIFFER NOT JUST THE REPAIR AREA THE WHOLE SYSTEM Electronic Leak Detection VACUUM ONLY PROVES THE SYSTEM CAN HOLD LOW PRESSURE THAT'S COOL A TRACER GAS WITH PRESSURE PROVES THE REPAIR IS ACTUALLY SEALED THOSE ARE TWO COMPLETELY DIFFERENT CONFIRMATIONS CHECK OUT MY AUTOMOTIVE AC BEYOND THE BASICS CLASS HERE ON JUNE 6TH HERE AT MASTER AUTOMOTIVE TRAINING I'LL SEE YOU ON THE NEXT ONE VACUUM TEST ISN'T ENOUGH