Nespresso Gemini CS220 PRO - Page 141

ServicemanualEF702/705
141
F U N C T I O N  T E S T S
3. Afterheatingup,pressthecoffeebutton"smallcup".
4. Letthewaterflowoutofthedrainhosecompletely.
5. Presscoffeebutton"largecup".
6. Closethevalvecompletely.
7. Switchoffcoffeemachinewithmainsswitchassoonasthemanometershowsa
pressureof15±1.5bar.
8. Checkmanometerreading:
• Pressurebetween12and17barafter30till60seconds.....watercircuitistight
• Pressurebelow12barwithin60seconds ....................... watercircuitisleaking
9. Ifwatercircuitistight,openthevalveandletallwaterflowoutofthepressure
tester.Thentesttheothercoffewatercircuitaccordingly.
10. Ifthewatercircuitisleaking,proceedwiththeleakagechecks.
Dangerofpumpdamage!
Donotrunthepum pformorethan50sec.wi tht hevalveclosed.