Battery Change - MSA ICU Mode D'emploi

4.2

Battery Change

The device is only allowed to be used with the following battery type
(see chapter 13 for further details):
Alkaline Duracell
Application range: –30°C ... +60°C:
It is recommended to replace the battery prior to the first use of the ICU.
A spare battery comes with the unit.
Attention: Do not change battery in explosive atmospheres!
To change the batteries, loosen the screws at the rear of the battery
compartment with the provided wrench for socket head cap screws.
Replace the used battery with a new one (see type label in battery
compartment). Observe proper polarity and assure that the
compartment cover is closed watertight.
5 Assembly of the ICU
Note: This step is not required if the compressed air breathing apparatus
is supplied with the ICU assembled.
5.1 Assebly of the ICU to the BD 96
Prior to use, the ICU must be assembled to the compressed air
breathing apparatus. First, the pressure gauge must be unscrewed
from the pressure gauge line.
Unscrew the gauge with two spanner wrenches SW 14.
Apply a drop of medium-solid screw locking adhesive
(e. g. Loctite 243, Part No. D0011250) onto the thread of the ICU.
Screw the ICU into the pressure gauge line and counter the cap
screw with two spanner wrenches SW 14 with a torque of 15 Nm.
6
MN1604 6LR61, except for Ultra series