Changing the PP 45 air filter

Switch off the mains fuse and secure it against being switched on again.

Remove the cover.

Separate the bus line.

Pull the slide-in module evenly out of the wall sleeve by the pull-out bracket, do not bend or distort. WARNING when working on a ladder. Risk of injury in the event of a fall. The slide-in module is difficult to pull out. Make sure that your footing is secure. Secure the working area.

Change front air filter.

Change rear air filter.

Push the slide-in module back into the wall sleeve and connect the bus line.

Hook the cover at the top of the housing and swing it downwards until it engages in the housing.

Switch the mains fuse on.

Acknowledge the filter change on the control.