MSA PremAire CADET Manuel D'instructions page 6

OPERATING PRINCIPLES
WARNING
Hoses must only be interconnected with either the
threaded connector (3/4 16 UNF) or the locking-type
quick disconnects listed above. DO NOT use non-
locking quick-disconnects to interconnect air-supply
hoses. Failure to follow this warning can result in seri-
ous personal injury or death.
479026
479027
TAL 706 (L) Rev. 8 - 800810 6