Leakage - MSA G1 SCBA Operating Manual

13.4 Leakage

When transfilling in fresh air and the dust cover will not stay on the male fitting because air is leaking:
(1) Correct the condition before using the SCBA.
When transfilling in a contaminated atmosphere and the dust cover will not stay on the male fitting
because air is leaking:
(2) Immediately reconnect the Quick-Fill hose to seal off the leak and return to fresh air.
(3) If the hose will not reconnect, reach behind and close the cylinder valve.
a)Air pressure in the regulator will drop, and the leak will slow down.
(4) Quickly replace the protective dust cap on the male fitting.
a)This will form a redundant seal.
(5) Open the cylinder valve and return to fresh air immediately.
a)The dust cover prevents dirt, water, and debris from entering the fitting, and acts as a redun-
dant seal.
Emergency Transfill Hose Storage
Preparing the Emergency Transfill Hose for storage:
(1) Press in on the center of the quick-disconnect dust cap to release any pressure in the transfill
hose.
(2) Roll up the hose and place it in its protective pouch.
G1 SCBA
UAC Fitting
US
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