6. Repeat all steps for each grouphead.
Backflushing with Water Only
Recommended once daily
Parts and tools:
•
Cleaning brush or towel
•
Flat-head screwdriver
•
Blind portafilter insert
•
Portafilter
Procedure:
1. Complete “General Group Cleaning” steps 1-4 above.
2. Begin with one grouphead: replace portafilter basket with blind insert
and lock in grouphead.
3. Move the brew actuator to the "full brew" position and activate the
brew cycle for 10 seconds, then move the actuator back to the “off”
position and wait 10 seconds. Repeat 5 times.
4. Repeat steps 1-3 for each grouphead.
5. Remove blind insert from portafilter and use a clean, damp towel to
wipe oil and grounds from portafilter body.
6. Thoroughly rinse portafilter with hot water, insert basket, and lock in
grouphead.
Backflushing with Espresso Machine Cleaner
Recommended once daily for commercial settings; once weekly for homes
Parts and tools:
•
Replacement shower screens (part #46000-50070)
•
Replacement dispersion screws (part #46000-50080)
•
Cleaning brush or towel
•
Flat-head screwdriver
•
Approved espresso machine cleaner
•
Blind portafilter insert
•
Portafilter
Procedure:
1. Complete “General Group Cleaning” steps 1-3 above for all
groupheads.
2. Soak dispersion screws and screens overnight in a solution of hot
water and approved espresso machine cleaning powder. Later, rinse
thoroughly with clean water.
3. Install clean, second sets of dispersion screws and screens.
4. Remove the baskets and portafilter springs from the portafilters and
soak overnight with the dispersion screws and screens. Later, rinse
thoroughly with clean water.
‣
Do not soak portafilters with wood handles. Exposure to water and/
or chemicals may cause wood to crack or warp.
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