SERVICE (cont.)
TIMER (ELECTRO/MECHANICAL ONLY)(EARLY MODELS)
OLD STYLE |
P1093 |
FIG. 29 TIMER |
Location:
The timer is located inside the right front of the brewer on the upper part of the component bracket.
tion. Select the 2 gallon batch setting. Connect the brewer to the power source and press the start switch. The indication must be:
a.)120 volts ac for three wire 120/208 volt models and three wire 120/240 volt models for approxi- mately 1 minute 20 seconds for 2 gallon batch. b.) 200 to 240 volts ac for two wire 200 or 240 volt models for approximately 1 minute 20 seconds for 2 gallon batch.
7.Select a
8.Select a 1 gallon batch and repeat #6. The indica-
tion should remain approximately 40 seconds. If voltage is present as described the timer is function- ing properly.
If voltage is not present as described, replace the timer and adjust the dial(s) as required.
| Removal and Replacement: |
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Test Procedures: | 1. Remove all wires from the timer. |
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1. Disconnect the brewer from the power source. | 2. Remove the two | ||||||||||
2. Disconnect the wires from the timer terminals |
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TL3, TL4 and TL5 and rotate the dial(s) fully |
| the component mounting bracket. |
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counterclockwise. | 3. Remove circuit board, nylon spacers and | dial | |||||||||
3. With a voltmeter, check the voltage across termi- |
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nals TL1 and TL2 when the "ON/OFF (Warmer)" | 4. Install new timer directly to component mounting | ||||||||||
switch is in the "ON" (upper) position. Connect the |
| bracket as described in Late Model Timer Section. | |||||||||
brewer to the power source. The indication must | 5. Refer to Fig. 32 when reconnecting wires. |
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be: | 6. Install the Timer Setting Decal, provided with the | ||||||||||
a.)120 volts ac for three wire 120/208 volt models |
| replacement timer, on the inside of the front ac- | |||||||||
and three wire 120/240 volt models. |
| cess panel. |
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b.) 200 to 240 volts ac for two wire 200 or 240 volt | 7. Adjust the timer as required. Refer to Late Model | ||||||||||
models. |
| Timer Section on the following pages. |
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4. Disconnect the brewer from the power source. |
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If voltage is present as described, proceed to #5. |
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| OLD STYLE |
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If voltage is not present as described, refer to the |
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Wiring Diagrams and check the brewer wiring har- |
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ness. |
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5. Check for continuity across the white/orange wire |
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| WHI/VIO TL1 to ON/OFF Switch |
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and white/yellow wire when the start switch is |
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| WHI TL2 to Terminal BLock (WHI Insert) | |||
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pressed. |
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| minal Block) |
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If continuity is present as described, reconnect the |
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| RED TL2 to Terminal Block (RED Insert) | |||
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| (200V or 240V Two Pole Terminal Block) | ||||
wires to terminals TL3, TL4 and TL5 of the timer board |
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| WHI/ORN TL3 to Start Swtich |
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and proceed to #6. |
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| WHI/GRN TL4 to Dispense Valve |
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6. With a voltmeter, check the voltage across termi- |
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| WHI/YEL TL5 to Start Switch |
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nals TL1 and TL4 with a voltmeter when the "ON/ |
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| P1109 | ||
OFF (Warmer)" switch is in the "ON" (upper) posi- |
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| FIG. 30 TIMER TERMINALS |
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Page 34 | 27362 | 092900 | |||||||||
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