SERVICE (cont.) |
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Electronic Controls |
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DO ! |
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WaterCAUTIONmes he |
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UntilNOT |
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Wa Turn |
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Hot ter Co | n | FromTank H |
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Automatically |
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Coffee WhenSystems – |
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AccordanceBrewersUnit | Openeatered |
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With | – | IsWater | Fa itch |
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FailureTo | TheFill TheConnectedTank Will | ucet! |
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Com | plyInstallationV | TankPower!n |
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Water | To | Fill |
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WARNI |
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HA | NG |
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VZ |
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DISC | OARDLTAGOUS |
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BEPFOOWORENERNRESCOTUFRO |
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| 12565.0002 | 12561.0000 | |
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| M2522.1000 | ||
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| P1772 |
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FIG. 1 ELECTRONIC CONTROL | 01520.0000 | 00971.0000 | |||||
02328.0003 | |||||||
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| P1773 | ||
Location:
The electronic control assembly is located inside the rear of the dispenser. Access will also be needed to the temperature sensor, overflow tube temperature sensor, and liquid level probe located on the tank lid and to the triac assembly located beneath the tank.
General:
This system controls the liquid level and water tem-
H5E, H5X LIQUID LEVEL CONTROL
perature of the dispenser. These two functions act in- dependently of each other and should be tested sepa- rately.
Liquid Level Control Flow Charts
H5E, H5X LIQUID LEVEL CONTROL
PROBLEM: Does Not Refill
Overflow Cup Full | Yes |
| Remove Power |
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? |
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| Drain cup |
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| No |
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| Retry |
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Disconnect Level Probe |
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Voltage present at | Yes |
| Does Water Flow | Yes | ||
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| Replace Probe | |||
Solenoid Valve |
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? |
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| No |
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| No |
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Unplug Ready Lamp |
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| Replace Solenoid Valve |
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| Yes |
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Voltage present at |
| Replace Ready Lamp |
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Solenoid Valve |
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? |
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| No |
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PROBLEM: Overflows
Drain cup
Unplug Ready Lamp
Retry |
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Overflow | No |
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? |
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Yes
Drain cup
Disconnect Probe
Wire From Probe
Short Probe Wire
To Chassis
Retry |
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Overflow | No |
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? |
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Yes
Drain cup
Disconnect Wire From
Solenoid Valve
Retry |
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Overflow | Yes |
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? |
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No |
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Replace Ready Lamp
Replace Probe
Replace Solenoid Valve
Replace Control Assembly |
Replace Control Assembly
10 | 10420 011599 |
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