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Preventive Maintenance 

Swiss Egro 50 Serie

 

 

 

 

 

Egro Coffee Systems AG 
CH-5443 Niederrohrdorf 

15.05.09 

Page 6

 

 

4.

 

Maintenance table 

 

Assembly 

Description 

Contr

ol 

Clean 

Decalcify if 

necessary 

Lubricate* 

Replace 

PM service kit 

Every PM 

 

 

 

 

 

 

 

 

 

 

 

 

Housing Cover 

 

 

 

 

 

 Bean 

hopper 

 

 

 

 

 

 Grounds 

drawer 

 

 

 

 

 

 Trip 

tray 

 

 

 

 

 

 

 

 

 

 

 

 

Brewing unit 

Brewing unit 

 

 

 

 

 

 

 

 

 

 

 

 

Upper piston motor 

Spindel 

 

 

 

(1) 

 

 Upper 

piston 

 

 

 

 

 

 Brewing 

sieve 

 

 

 

 

 

 

O-Ring for piston 

 

 

 

 

 

 Turcon 

gasket 

 

 

 

 

 

 Piston 

motor 

sensors 

 

 

 

 

 

 Ejector 

 

 

 

 

 

 

 

 

 

 

 

 

Lower piston motor 

Spindel  

 

 

 

(1) 

 

 Brewing 

piston 

 

 

 

 

 

 Brewing 

sieve 

 

 

 

 

 

 

O-Rings for brewing piston 

 

 

 

(3) 

 

 Turcon 

gasket 

(NBUP) 

 

 

 

 

 

 Piston 

motor 

sensors 

 

 

 

 

 

 

 

 

 

 

 

 

Boiler coffee / tea 

Boiler 

 

 

 

 

 

 Expansion 

valve 

 

 

 

 

 

 Brewing 

valve 

 

 

 

 

 

 

Brewing valve plunger 

 

 

 

 

 

 

O-Ring for brewing valve housing 

 

 

 

(2) 

 

 

O-Ring for the connection brewing valve - boiler 

 

 

 

(2) 

 

 Tea 

valve 

 

 

 

 

 

 

Tea valve plunger 

 

 

 

 

 

 

O-Ring for tea valve housing 

 

 

 

(2) 

 

 

Non return valve boiler inlet 

 

 

 

 

 

 

 

 

 

 

 

 

Boiler steam 

Boiler gasket 

 

 

 

 

 

 Heating 

element 

 

 

 

 

 

 

Non return valve boiler inlet 

 

 

 

 

 

 Level 

sensor 

 

 

 

 

 

Summary of Contents for 50 Series

Page 1: ...Preventive Maintenance Swiss Egro 50 Series V 2 2 ...

Page 2: ... 50 Serie Egro Coffee Systems AG CH 5443 Niederrohrdorf 15 05 09 Page 2 Index 1 Preventive Maintenance 3 2 Programming manual 3 3 Service table 5 4 Maintenance table 6 5 Lubricant table 8 6 PM Service kits 8 7 PM service kits content 9 ...

Page 3: ...er of cycles the coffee machine is indicating following message in the display PM Service Req Egro Coffee System AG recommends adjusting the maximum brewing cycles for preventive maintenance to 15 000 cycles For coffee machines with the brewing unit NBUP New Brewing Unit Project the number of cycles will be with 25 000 The brewing cycles depend on various criteria as regularity of brewing composit...

Page 4: ...the service organization The number of brewing cycles has to be adapted depending upon application and environment of the coffee machine Reset the brewing cycles After preventive maintenance was accomplished the cycle counter will be reset to zero and activated again Choose menu Service Press enter Choose Max Cycles Press enter Enter the value 15 for 15 000 cycles Pin Enter Pin 1849 Display shows ...

Page 5: ...0 000 cycles or after 2 years 45 000 cycles or after 3 years 60 000 cycles or after 4 years 75 000 cycles or after 5 years 90 000 cycles or after 6 years PM service kit PM service kit PM service kit PM extension kit PM service kit PM service kit PM service kit PM extension kit With brewing unit NBUP 25 000 cycles or after 1 year 50 000 cycles or after 2 years 75 000 cycles or after 3 years 100 000...

Page 6: ...ton Brewing sieve O Ring for piston Turcon gasket Piston motor sensors Ejector Lower piston motor Spindel 1 Brewing piston Brewing sieve O Rings for brewing piston 3 Turcon gasket NBUP Piston motor sensors Boiler coffee tea Boiler Expansion valve Brewing valve Brewing valve plunger O Ring for brewing valve housing 2 O Ring for the connection brewing valve boiler 2 Tea valve Tea valve plunger O Rin...

Page 7: ...nd connections Milk system Milk frother Silikon tubes Teflon tubes Refrigerator Milk sensor Milk pumps Air foam valve Air pump Switch valve Non return valve PM extension kit Every third PM The following maintenance actions have to be done additionally Steam valve block Plunger for steam valve O Ring for steam valve block Pressure switch Gasket for pressure relief valve Pressure relief valve Thread...

Page 8: ...gs tea and steam wand piston motors Non Food Area 2 High performance lubricant Berulub SIHAF 2 059245 45 to 160 C For all rubber seals like NBR EPDM Viton Inapplicable for Silicon O Ring 3 Synth Assembly Grease Klübersynht UH1 64 2403 054567 30 to 140 C Lower Piston O Ring Do not use with EPDM rubbers 6 PM Service kits The service and extension kit are available in the spare parts catalogue of our...

Page 9: ...alve 1 1 Expansion valve 11 bar Coffee boiler 1 1 1 Gasket kit brewing unit Brewing unit 1 1 1 Level sensor 180 mm Steam boiler 1 1 Milk foamer Milk system 1 1 Non return valve Boiler 2 2 O Ring seal Vacuum valve Vacuum valve 1 1 Pressure switch 1 3 bar Steam boiler 1 1 Relief valve Steam valve block 1 1 Silicon hose 6 0 x 3 0 mm rosa Milk system 1 1 Silicon hose 6 0 x 3 0 mm white Air foam valve ...

Page 10: ...rewing unit 1 1 1 Level sensor 140 mm Steam boiler 1 1 1 Milk foamer Milk system 2 2 Non return valve Boiler 2 2 2 O Ring seal Steam valve block 2 2 2 O Ring seal Brewing valve 2 2 2 O Ring seal Vacuum valve Vacuum valve 1 1 1 Pressure switch 1 5 bar Steam valve block 1 1 1 Relief valve steam Steam valve block 1 1 1 Silicon hose 6 0 x 3 0 mm rosa Milk system 2 2 Silicon hose 6 0 x 3 0 mm white Air...

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