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Operation and Maintenance Manual for Coffee 
Freshness System (CFS) Model Number CF055 

   

Document number 202-100-055 Rev C 

   

Important Safety Notice: 
     The Coffee Freshness System uses pressurized gas.  For your safety, 

NEVER

 lift 

the lid latch of the coffee Airtight Canister when it is pressurized. 
Introduction: 
     

The Coffee Freshness System preserves roasted coffee beans or grounds by storing 

them in an environment of pressurized CO2 gas where most of the atmospheric oxygen 
and moisture has been removed.  At the push of a button, the system runs an 
automated preservation procedure that pressurizes the Airtight Canister with CO2 gas 
and removes air.  This is referred to as preserve mode.  The main components of the 
system are the Base assembly and the Airtight Canister.  The Airtight Canister holds 
coffee beans or grounds and can be installed and removed from the Base assembly 
whether pressurized or not.  

This allows for use of multiple 

Airtight Canister

s to preserve 

coffee, thus the user may preserve several pounds of coffee concurrently. 
 

 

Section-1:  System hardware 

   1.1  Base assembly, quantity 1ea. (Fig-1) 
   1.2  Airtight Canister, quantity 1ea. (Fig-1). 
   1.3  Power adapter, quantity 1ea. 100-120VAC 50/60Hz 0.6A to 12VDC 2A. (Fig-2) 
 
(Fig-1)  Base assembly and Airtight Canister 

 

Summary of Contents for CF055

Page 1: ...system runs an automated preservation procedure that pressurizes the Airtight Canister with CO2 gas and removes air This is referred to as preserve mode The main components of the system are the Base assembly and the Airtight Canister The Airtight Canister holds coffee beans or grounds and can be installed and removed from the Base assembly whether pressurized or not This allows for use of multipl...

Page 2: ...ffeefreshness com or phone at 408 649 4124 Section 3 System set up 3 1 Install the 4 self adhesive rubber pads supplied on the bottom of the system as shown in Fig 3a then place system upright on a stable surface 3 2 Ensure that the two switches on the front of the Base assembly are depressed to the left These are the Main Power switch which is labeled I O and the function switch labeled as VENT P...

Page 3: ...320 2 Push to Connect Tube Fitting Adapter 1 8 Tube OD x 1 4 NPT Male Provided 3 Teflon tape Recommended Installation Procedure for Regulator purchased separately 1 Remove 1 4 Barb fitting from Regulator gas outlet port 2 Apply 3 turns of Teflon tape to the 1 4 NPT Male side of the Push to Connect Tube Fitting Adaptor and install into the gas outlet port of the Regulator 3 Connect the other end of...

Page 4: ...he levers downward to secure the Airtight Canister in place Fig 7 Note The levers do NOT need to go all of the way down just far enough to hold the Airtight Canister securely in place This is accomplished with about 3 lbs of resistance on each of the levers Fig 3a Install rubber pads Fig 3b Removing cover Fig 4 Install gas bottle Fig 5 Install Airtight Canister over posts Fig 6 Position levers ove...

Page 5: ...hooking the upper attachment section of the latch from the lid Fig 9 4 2 Fill the Airtight Canister with coffee by pouring whole beans or grounds into the top opening You can fill the Airtight Canister to within 1 inch of the top 4 3 Ensure that the rubber seal in the lid Fig 10 and the top edge of the Airtight Canister Fig 11 are free of dust or debris that could reduce the sealing ability by cle...

Page 6: ...nd close the latch by pushing down until the lower handle is in the vertical position Fig 8 Open Airtight Canister by lifting handle Fig 9 Unhook latch from the lid Fig 10 Cleaning Airtight Canister lid seal Fig 11 Cleaning Airtight Canister top edge ...

Page 7: ...he range of 8 to 15 seconds Conversely if the fill time is too long you will get a red alarm for not filling the airtight canister with gas In this case slightly increase the pressure until the fill time is in the range of 8 to 15 seconds The fill time is not to be confused with the gas purge cycles which are factory set at a constant 8 seconds If the fill time cannot be properly set in the range ...

Page 8: ... 4 Lift the Airtight Canister upward such that the two notches at the bottom edge of the Airtight Canister slide up and over the two posts on the Base assembly Fig 5 7 5 To remove the Airtight Canister after it has been Vented follow directions in steps 7 3 7 4 Section 8 Utilizing multiple Airtight Canisters removing and installing Airtight Canisters while in Preservation Pressurized mode 8 1 The ...

Page 9: ...wel dry or use a separate dry microfiber towel to dry these surfaces before closing the lid 9 1 3 Cleaning the Base assembly o ring and Airtight Canister check valve surface c The Base assembly of the Coffee Freshness System has a rubber o ring located on the baseplate which interfaces with a sealing surface on the check valve that is installed in the bottom of the Airtight Canister It is importan...

Page 10: ...ean with a damp microfiber towel Provided Fig 14 Leave a portion of the towel dry or use a separate dry microfiber towel to dry these surfaces then air dry for 20 minutes before filling with a new batch of coffee beans or grounds 9 2 5 In case of heavy build up the Airtight Canister plastic body can be washed in soapy water or the dishwasher First remove the check valve by removing the white plast...

Page 11: ...y complete the preservation cycle and the PRESERVING Red LED shows and alarm state by flashing fast every second 9 3 3 Remove the empty gas bottle and install a new gas bottle a Remove the top cover of the Base assembly as described in step 3 4 a b Remove the empty gas bottle by turning the bottle counter clockwise until the bottle can be lifted out of the gas regulator There should be little to n...

Page 12: ...e Airtight Canister as described in step 9 1 2 b Possible cause 2 Leak in Airtight Canister base to check valve sealing surface Solution Clean the Base assembly o ring and Airtight Canister check valve sealing surface as described in step 9 1 3 c Possible cause 3 Empty gas bottle Solution Replace the gas bottle as described in step 9 3 3 d If the Alarm persists contact Coffee Freshness System Supp...

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