Terex TL160 Operating Manual page 84

7 Care and Maintenance
7.8.6.3 Cartridge maintenance intervals
The air filter main cartridge must be replaced as soon
as the filter maintenance indicator lamp (55/32) on the
instrument panel lights up during operation.
Attention
A brief delay in maintenance does not result
in lower filter efficiency.
7.8.6.4 Replace the air filter safety cartridge:
– after the third maintenance of the main cartridge
– after 2 years of operation at the latest
– if the service indicator switches on after the main
cartridge has just been serviced
– if the main cartridge is damaged
– if the safety cartridge is damaged.
84/112
Fig. 55 Filter maintenance indicator lamps
Operating Manual 12.9.08 Version 1.0
TL160