MSA ALTAIR 4 Manual De Instrucciones página 492

APPENDIX – FLOW CHARTS
7.2 Fresh Air Setup
COMB/EX
CO
Press key
[ ]
Press
COMB/EX
CO
52
From Start Up Sequence 7.1
O2 COMB/EX O2
CO
H2S H2S
[ ]
Press or wait 10 seconds
O2
YES
FAS OK ?
To Measure
Page
ALTAIR 4 - Operating Manual 10088160/00 Y-HLR
NO
COMB/EX
CO
MSA
GB