Mallinckrodt INOmax DSIR Pocket Manual page 16

Transport Regulator/
Cap Assembly
Step Four
Place the Cap Assembly over the INOmeter (see Figure 5).
Note: Be sure to align the keyway inside the Cap Assembly with the
iButton on the INOmeter (see Figure 5 and 6).
Figure 5
Step Five
Grasp the Cap Assembly to open cylinder valve (see Figure 7 and 8).
Figure 7
Part No. 20728 Rev-01
2012-09
iButton
Figure 6
-CLOSE
Figure 8
16
The electrical
cord exits the
cap directly
above the
iButton
keyway
+OPEN