MHTSB 2022-01 for (ip) system Emergency Switch

It has come to our attention that under some circumstances the 2ip & 4ip Emergency Bypass oxygen circuit, on once enabled, may not shut off again properly and oxygen will continue to flow after the control switch has been returned to the…

EDS O2D1 & O2D2 Maintenance Program

PULSE DEMAND™ Portable SystemsQ.        I have one of your portable MH-EDS PULSE DEMAND™ units. It seems to be operating just fine, should I send it in for any type of routine service or testing? A.     …

EDS O2D1 & O2D2 Notice

Technical Service NoticeTo provide our customers with the finest product, we are suggesting  that you send in your EDS units and pressure regulators for regular maintenance. This recommended routine service program should be accomplished…