Linea and GB-5 Major A Scheduled Maintenance Checklist
Tasks covered in the
La Marzocco Troubleshooting Guide
are indicated by TSG followed by the appropriate
page numbers.
Maintenance to be Performed
Completed
Replace Portafilter Gaskets...........................................................................................................
Rebuild Steam Assemblies............................................................................................................
Check Portafilter Baskets and replace if necessary .......................................................................
(This item is to be completed upon customer approval and is billable to the customer)
Replace Diffuser Screens..............................................................................................................
Replace Pressure Switch .............................................................................................................
Replace Vacuum Breaker .............................................................................................................
Replace Safety Valve....................................................................................................................
Inspect Flowmeters and Replace Impellor .....................................................................................
Replace Group Valve Plungers .....................................................................................................
Clean Auto-fill Probe .....................................................................................................................
Ensure Brew Temp is at 98C or 200F...................................................................................
C/F
Ensure Brew Pressure is at 9 bar .........................................................................................
Check Water Hardness ........................................................................................................
GPG
(Replace softener cartridge if above 4 Grains Per Gallon)
Check grinder burrs and replace if necessary ...................................................................………
(This item is to be completed upon customer approval and is billable to the customer)
Adjust Grind – Caffeinated ...................................................................................................
Adjust Grind – Decaffeinated................................................................................................
Check Dosage .....................................................................................................................
Grams
Check All Switches for Proper Operation.......................................................................................
Check Shot Volume ....................................................................... Single
oz
Dbl
oz
Itemize any additional repairs performed during this PM visit:
1.
2.
3.
____________________
Technician’s Signature
Store Manager’s Signature
Date Service Performed
FOR TECHNICAL ASSISTANCE, PLEASE CALL 800-310-5710
