Frigo DC
5.2
Perform the flushing process
1.
Make sure that the waste oil container of the service station is emptied.
2.
Select "Other selections" from the service station menu.
3.
Select the entry "Flushing".
4.
Select the entry "Full flushing".
5.
Press the ENTER key to start the rinsing process.
5.3
Activities after the flushing process
NOTICE!
In case of heavy mechanical impurities, carry out another flushing procedure to
ensure that all impurities are flushed out of the cooling system. Any impurities
remaining in the cooling system can cause damage to the compressor and impair
the function of the transport refrigeration system.
1.
After the flushing process, check whether impurities are visible in the waste oil contain-
er (fig. b) or in the sight glass of the rinsing container (fig. c).
2.
Disassemble all flushing adapters from the lines and the expansion valve.
3.
Replace the filter drier.
4.
Replace the magnetic valve.
5.
Replace the complete expansion valve with its nozzle.
6.
Replace the capillary tube on the expansion valve.
7.
Replace the compressor.
8.
Perform a complete functional test of the cooling system.
EN
Flushing of mechanical impurities
7