Adjusting The Carrying Plate; Donning The Compressed Air Breathing Apparatus; Condensed Prior To Use Check - MSA AirMaXX alpha Serie Manual Del Usuario

USING THE COMPRESSED AIR BREATHING APPARATUS
3.3.

Adjusting the Carrying Plate

Fig. 6 Adjusting the carrying plate
Operate catches clips on the inside of the back plate in direction of arrow and
push adjusting plate up or down to desired position and let catches latch.
3.4.

Donning the compressed air breathing apparatus

(1) Check all components of the compressed air breathing apparatus for
defects and malfunctions.
(2) Don breathing apparatus with shoulder straps fully extended.
(3) Close hip belt and tighten loose ends forwards.
(4) Tighten shoulder straps until the back plate fits comfortably.
(5) Adjust shoulder straps to achieve a comfortable weight distribution between
shoulder straps and hip belt.
(6) If required, connect lung governed demand valve to medium pressure
coupling (see Instruction Manual for Lung Governed Demand Valve).
3.5.

Condensed Prior to Use Check

(1) Open cylinder valve(s) and check pressure on the combo pressure gauge.
The pressure values must read:
for 300 bar cylinders
for 200 bar cylinders
(2) Close cylinder valve(s) and observe pressure gauge.
(3) The pressure must not drop more than 10 bar in 60 s.
(4) Carefully activate flushing mode of lung governed demand valve, closing
exit port as much as possible.
(5) Observe pressure gauge.
•
The warning signal must sound at 55±5 bar.
10
minimum 270 bar
minimum 180 bar
AirMaXX SL
MSA
GB