TROUBLESHOOTING
IMPORTANT: Only qualified personnel should service internal components or electrical wiring.
WARNING: If repairs are to be made to carbonated water system, disconnect electrical power to Cooling Unit, shut off plain water and CO2 supplies, and relieve the carbonated water system pressure before proceeding. If repairs are to be made to syrup system,
remove quick disconnects from applicable syrup tank, then relieve the system pressure before proceeding. If repairs are to be made to CO2 system, stop dispensing, shut off CO2 supply, then relieve the system pressure before proceeding.
TROUBLESHOOTING SENTRY III-A POST-MIX COOLING UNIT
Trouble |
| Probable Cause |
| Remedy |
DISPENSED PRODUCT | A. | Carbonator CO2 regulator out | A. | Adjust carbonator CO2 regulator |
CARBONATION TOO LOW. |
| of adjustment for existing |
| as instructed. |
|
| water conditions or |
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| temperature. |
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| B. | Water, oil, or dirt in CO2 supply | B. | Remove contaminated CO2 |
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| supply. Clean CO2 system (lines, |
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| regulators,etc.) using a mild |
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| detergent. Replenish with a clean |
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| CO2 supply. |
ONLY SYRUP DISPENSED. | A. | Plain water inlet supply line | A. | Open plain water inlet supply line |
|
| shutoff valve closed. |
| shutoff valve. |
| B. Carbonator power switch in | B. | Place carbonator power switch in | |
|
| ‘OFF’position. |
| ‘ON’position. |
| C. | Carbonator inoperable. | C. | Call Service Person. |
| D. | Water filter clogged. | D. | Replace water filter. |
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WARM PRODUCT BEING | A. | Carbonated water circulating | A. | Place circulating pump power |
DISPENSED |
| pump power switch in “OFF” |
| switch in “ON”position. |
|
| position. |
|
|
| B. | Inoperable carbonated water | B. | Call Service Person. |
|
| circulating pump or motor. |
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TROUBLESHOOTING CARBONATOR
WATER PUMP WILL NOT | A. Carbonator power switch in |
OPERATE | “OFF”position. |
A.Place switch in “ON”position.
B. Inoperative water pump motor. B. Call Service Person.
WATER PUMP MOTOR | A. | Water pump water inlet | A. | Call Service Person. |
OPERATES BUT WATER |
| strainer screen dirty. |
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PUMP DOES NOT PUMP |
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WATER. |
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| B. | Kinked water supply line. | B. Straighten water supply line. | |
| C. | Water pump worn out. | C. | Call Service Person |
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WATER PUMP CAPACITY | A. | Water pump water inlet | A. | Call Service Person |
TOO LOW. |
| strainer screen dirty. |
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| B. | Water supply capacity too low. | B. | Inlet water supply must be at a |
minimum of
19 | 312021002 |
