Dräger Pac 3500 Instructions For Use Manual page 183

CO
2)
3)
[+]
[+]
750 d
H S O
Pac 3500
d [+]
CO
3, 2, 1
10
[+] d 10
OK
750
A1 A2
20
bt 123
[OK]
[+]
O
2
CO H S
2
[+] 3
10
3, 2, 1
d Pac 3500
CAL
15
5
[+]