BASIC PARAMETERS
Manual N
2
It is possible to change the N
1. Press the N
/O
2
2
for a few seconds.
2. N
/O
gas supply line is changed from A to B.
2
2
Note: Table 3 sets out the process if the gas supply has been changed automatically and supply line is
then manually changed to an empty cylinder before the Buzzer key is pressed.
Table 3.
Manual change from cylinder B to empty cylinder A
Situation
Supply has been
automatically
1
changed to supply
line B
Buzzer key not
pressed but gas
2
supply line select key
is pressed
40
gas (O
gas) supply line A/B changeover
2
/O
gas supply line A/B manually at any time. For example:
2
2
gas supply line select key "B"
N
gas
2
Supply line Cylinder A Cylinder B
B
Empty
Remaining
A
Empty
Remaining
N
/O
gas supply line indicator
2
2
A
Reverse
video
and blink
Blink
Message
B
display field
Err02:
Light on
N2/O2 Gas Empty
(and buzzer)
Err02:
Light off
N2/O2 Gas Empty
(and buzzer)