Technical Library

If you have questions , please reach out to customer service at

Technical Bulletins

Technical Maintenance Manuals

Technical Maintenance Manuals are now available through the Online Training Courses. If you don't see the manual you are looking for, check the available class list by clicking here, or by selecting the Online Training Courses option under the Tech Support main menu option.


Aqua Lung First Stages (Discontinued Models)


Aqua Lung Second Stages (Discontinued Models)



Apeks First/Second Stages (Discontinued Models)



Aqua Lung, Apeks & Sea Quest Airways/Breathable Inflators Service and Repair Manuals 


Advisory Notices