15. | “15: CLOSE KCUP” | door. Ejection blocks | Lower the handle | |
| (unblocked) | “MODULE: | sensor!! |
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|
16. | Brew tank | “16: BREW TEMP” |
| Auto Cont. if OK |
| Thermistor @ | “MODULE: HWT” |
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|
| ambient temperature |
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|
17. | “17: PREHEAT TEMP” |
| Auto Cont. if OK | |
| Thermistor @ | ” MODULE: HWT” |
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|
| ambient temperature |
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|
18. | 120 Hz Clock (60 | “18: 120 HZ CLOCK” |
| Auto Cont. if OK |
| Hz Power) | “MODULE: |
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19. | Heaters off | “19: HEATER LOW |
| Press Right Button |
|
| AMP?” |
| if less than 1 amp |
|
| “MODULE: POWER” |
|
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|
| R LED blinks |
|
|
20. | Brew Tank | “20: BREW 12A?” | Heating Element on | Press Right Button |
| Heating Element | “MODULES: POWER, | for 3 seconds – | if OK, Center Right |
| power | HWT” | Verify 12A | to repeat |
|
| R LED blinks |
|
|
21. | Preheat Tank | “21: PRE 12A?” | Heating Element on | Press Right Button |
| Heating Element | “MODULES: POWER, | for 3 seconds – | if OK, Center Right |
| power | HWT” | Verify 12A | to repeat |
|
| R LED blinks |
|
|
22. | Initial Air | “22: CW PUMP. | CWP on for 2 | Clamp CWT vent |
| Pressurization with | seconds. Verify | tube, add pressure | |
| Water Pump, | “MODULE: CWP, C- | >0.25 psi | gauge. Press Right |
| Pressure transducer | PCB, LEAK” |
| Button when ready. |
|
| R LED blinks |
|
|
23. | Vent Valve opening | “23: VV OPEN | Vent Valve open for | Auto Continue if |
| under low pressure | “MODULE: CWT” | 2 seconds – Verify | OK |
|
|
| <0.1 psi |
|
24. | Full HWT air | “24: BREW PUMP | Runs Brew Pump | Press Right Button |
| Pressurization with | 7PSI?” | until 7 psi. Checks | when lit and gauge |
| Brew Pump. | “MODULE: CWT, | pressure drop below | at 7 psi |
| Pressure transducer | LEAKS” | .21 psi (7 psi - 3%) |
|
| calibration | R LED blinks if 7psi | over 5s. If pass, R |
|
|
|
| LED lights. |
|
25. | Half CWT | “25: VV OPEN | Opens VV. | Auto Continue if |
| Pressurization by | “MODULE: CWT” | (tanks equalize) | OK |
| sharing; |
| Wait 5 seconds – |
|
| Vent Tubes |
| check for pressure 3- |
|
| Vent Valve opening |
| 5 psi. |
|
| under full over |
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|
|
| pressure |
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|
26. | CWT, Vent Tubes | “26: CWT LEAK” | Checks pressure drop | Auto Continue if |
| Leaks | “MODULE: CWT, | below .21 psi (4 psi) | OK |
|
| LEAKS” | 5% over 5 seconds |
|
|
| B3000 SERVICE MANUAL |
| |
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|
| 87 | |