8
Maintenance
The product is safety-related equipment; maintenance may only be per-
formed by a specialised company.
It is recommended close a maintenance agreement with a specialised com-
pany.
8.1
Service indicator
The product features an integrated service indicator. When the device is
shipped, the service indicator is not active.
1. Activate the service indicator
When annual servicing of the product is required, the yellow LED flashes and
the audible alarm sounds for approximately one second once per hour.
Maintenance
2. Press the Acknowledge
key (A) to mute the audi-
ble alarm.
- The yellow LED (B)
lights solid.
3. Have the annual mainte-
A
nance/service performed
B
by a specialised com-
pany.
Europress
EN
42