Maintenance Work; Replacing Batteries - Dräger FPS-COM 7000 Notice D'utilisation

8. Check whether the earphones and fastening eyes are damaged.
Replace earphones and fastening eyes if damaged (see
chapter 5.3.2 on page 36 and 5.3.3 on page 36).
If the fixing lugs on the visor frame are damaged, the visor frame
of the full face mask must be replaced.
5.3

Maintenance work

CAUTION
!
During assembly work the specified torques must be
observed, otherwise the communication unit could be
damaged. Use suitable tool.
5.3.1

Replacing batteries

WARNING
!
Do not replace the batteries in an explosive environment!
Otherwise there is a risk of explosion!
The batteries are part of the approved version. The batteries
which can be used are specified in the supplement.
Dräger FPS-COM 7000
CAUTION
!
Do not open, take apart, modify or refit the batteries.

Do not insert foreign objects into the batteries.

Do not allow the batteries to be dropped, crushed, bent,

misshapen, pierced or crushed.
Do not expose the batteries to excessive heat or place

them in a microwave oven. If the batteries are once
exposed to high temperatures, the batteries must be
replaced immediately.
If a battery leaks, the fluid must not be allowed to come

into contact with the skin or eyes. If the fluid has already
come into contact with the skin or the eyes, rinse the
affected area with large quantities of water, seek medical
assistance immediately.
Never short-circuit the batteries.

Improper handling of batteries can cause fire, explosions

or other hazards.
Replace the batteries as follows:
1. Switch off the communication unit.
2. Loosen the screw (Allen key 2 mm) on the battery cover.
3. Open the battery cover.
4. Remove the old batteries.
5. Insert new batteries as shown in the graphic on the battery
compartment.
CAUTION
!
Ensure that the battery polarity is correct. Inserting the
batteries incorrectly will cause irreparable damage to the
communication unit.
6. Check that the battery cover seal is clean and undamaged and
fitted correctly (see page 5, Fig. F). Replace the battery cover seal
if necessary.
Maintenance
35