Rational LM1 Series, Original Installation Manual, Page: 85 / 92

13 | Maintenance
80.06.070_iCombi Pro-iCombi Classic_IM_V01_en-GB 85 / 92
13 Maintenance
13.1 Maintenance notice
Notes for gas appliances
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In accordance with the specified standards, gas components must undergo
annual maintenance.
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If maintenance and repair works have been performed on gas appliances,
please note the following:
– Check that the compensation tube is positioned correctly.
– Check the gas supply line components for leaks.
– Perform a flue gas analysis.
13.2 Replacing air filter
If the air filter is dirty, the unit will display a service prompt instructing you to
replace the air filter.
Notes for the replacement of the air filter
Air filters may be replaced by the end user. When replacing it, ensure that the
new air filter is carefully locked int the right position. Follow the instructions in
the original operating instructions in the Maintenance chapter.
Air filter article numbers
Unit size 6-2/3 6-1/1 - 10-2/1 20-1/1 - 20-2/1
Air filter article
number 40.04.771 40.05.424 40.05.654