Milestone PrestoCHILL - Every 250 Defrost Pump Hours; How to Change the HEPA12 Filter

PrestoCHILL
MM138-003 – Operator Manual
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4.4. Every 250 defrost pump hours
For safety reasons, between the working area and the defrost pump, there is a HEPA12 filter that filters
possibly dangerous pathogens in the vapors.
This filter must be changed after the defrost pump has worked for 250 hours.
The software advises you that the filter life is finished with the message “Filter needs to be replaced. Please
do it”, at the starting of the first freezing program of the day.
4.4.1. How to change the HEPA12 filter
For safety reasons, after the defrost pump has worked for 250 hours, the HEPA12 filter (Code 100624) must
be changed. The filter is on the rear of the unit.
1. Extract the metal connection of the filter hose from the unit cover.
2. Take out the second filter hose from its fitting.
Avoiding HEPA12 filter change, can be dangerous for operator safety.
Dispose of the HEPA filter according to current regulations.
For safety reasons, any operation without the required personal protection equipment is
to be avoided.