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8 MAINTENANCE
8.1 Standard maintenance
8.1.1 Konfort units standard maintenance
Konfort units’ periodical maintenance intervals are controlled by the software and are indicated
by the display when required :
Filter drier replacement:
every 150 kg. of recovered / recycled refrigerant.
Vacuum-pump oil replacement: every 90 hours running time
NOTE: To perform these operations refer to Konfort units operating manuals.
8.1.2 Flushing canister filter cleaning / replacement
Time to time clean or replace the stainless steel filter:
a) Make sure that the canister is empty from any refrigerant.
Remove the cap of the mechanical filter assembly, using
the appropriated tool.
c) Clean the filter cartridge with shop-air. You need to
replace if it is saturated or damaged.
b) Extract and inspect the filter cartridge. (P/N 3900173)
d) When finished, proceed with the reverse procedure to
re-install the filter cartridge.