Care and Maintenance 7
85/112TL160
Operating Manual 12.9.08 Version 1.0
7.8.6.5 Changing the main cartridge
• Release the wire fasteners (56/1) and remove the
bottom of the housing (56/4).
• Withdraw the main cartridge (56/2) by twisting
slightly to and fro.
• Check whether the safety cartridge (56/3) must be
replaced.
• Note down the date of maintenance in the
appropriate sections of the safety cartridge (56/3).
• Insert the new or cleaned main cartridge carefully
into the filter housing starting with the open side
and check that it is correctly positioned.
• Fit the lower part of the housing. (Pay attention to
the position of the dust ejection valve).
• Place the wire fasteners in the groove of the flange
on the filter housing and tighten.
7.8.6.6 Changing the safety cartridge
• Remove the main cartridge.
• Using a suitable tool (e. g. screwdriver), pierce the
seal (56/5) of the safety cartridge (56/3) from the
inside, then lift up the two clips (56/6).
• Grasp the safety cartridge (56/3) by the two clips
(56/6), withdraw by twisting slightly to and fro, and
dispose of it.
• Insert a new safety cartridge and check that it is
correctly positioned.
• Re-install the main cartridge.
Fig. 56 Changing air filter cartridges
Attention
Remove the safety cartridge only in the case
of necessary maintenance work. Only open
the seal (56/5) of the safety cartridge for the
purpose of replacement.
Machine damage
due to damaged safety cartridge.
Observe that the safety cartridge must not be
cleaned and used again once it has been
removed.