Use to navigate to
General
and press
2
3
4
Press
followed by
Use to select
100% CH
4
LEL Conc
Use to navigate to
Custom
and press
How to set the Lower Explosive Limit (LEL)
at 5.0% vol on IRwin Methane Leak Detector
1
5
If prompted, enter the password code
(1111 unless
changed by supervisor)
and repeat step 4.
If not prompted, go ahead to the next step
7
