TROUBLESHOOTING (cont.) |
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BREWING CIRCUIT (cont.) |
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PROBLEM |
| PROBABLE CAUSE |
| REMEDY |
Brew cycle will not start (cont.) | 8. Control board or dispense valve | If the switch panel is operating prop- | ||
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| erly, proceed as follows. Attach a |
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| voltmeter to the terminals of the |
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| dispense solenoid. Connect the |
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| brewer to the power source. Turn |
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| on the brewer and press the BREW |
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| switch. Voltage should be present |
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| at the solenoid terminals. If voltage |
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| is not present, refer to the wiring |
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| diagrams and check the wiring har- |
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| ness. If voltage is present, check for |
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| continuity across the terminals of |
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| the solenoid coil. If continuity is not |
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| present, replace the solenoid (See |
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| page 24). If continuity is present, |
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| the valve may be stuck closed. |
Consistently low beverage level in | 1. Brew volume | Set up brewer according to instruc- | ||
the dispenser or beverage overflows | NOTE: Volume adjustments must | tions in section | ||
dispenser | be made with sprayhead installed. | Volumes. (See page 8) Using a stop | ||
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| watch or second hand, time the |
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| length of the brew cycle. Record |
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| this time inside the top lid. If service |
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| is ever needed again, use the time |
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| as reference to determine if time |
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| has changed. |
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| 2. Lime build up | Inspect the dispense valve and | |
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| sprayhead for excessive lime de- |
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| posits. Delime as required. |
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| 3. Dispense Valve | Remove dispense valve and clear | |
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| any obstructions. Rebuild or re- |
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| place valve if necessary. (See page |
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| 24) |
Page 18 | 29707 112801 |
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