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| TROUBLESHOOTING (continued) | Series 185 | |
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Problem |
| Cause and Solution |
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The ATS does not immediately | 1. | Verify that the Generator Acceptable light is on. If it is off, see previous trouble- | ||
transfer the load to the |
| shooting problem. The ATS will not transfer the load to an unacceptable source. | ||
generator. | 2. | Wait approximately 10 seconds for the transfer to generator time delay. This | ||
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| fixed delay allows the generator output to stabilize before a load is applied to it. | ||
| 3. | Press the Bypass Time Delay button for immediate load transfer to the generator. | ||
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The ATS transfers the load to | 1. | The generator may be overloaded. Check to see if the generator circuit breaker | ||
the generator, but the genera- |
| tripped. Check the sum of the loads to be sure it does not exceed the capacity of | ||
tor bogs down (struggles or |
| the generator. Some motor loads require three times more power for starting. | ||
slows down). The ATS retran- | 2. | Check for short circuit in a connected load. |
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sfers back to the utility. |
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| 3. | Observe the Load on Utility and Load on Generator lights. |
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The generator stops after a | 1. Verify proper generator operation; it may have run out of fuel or shut down | |||
running for awhile. The ATS |
| because of low oil level (see generator manual). |
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retransfers back to the utility | 2. | The generator may be overloaded. Check to see if the generator circuit breaker | ||
(if acceptable). | ||||
| tripped. Check the sum of the loads to be sure it does not exceed the capacity of | |||
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| the generator. Some motor loads require three times more power for starting. | ||
| 3. | Check for short circuit in a connected load. |
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| 4. | Observe the Load on Utility and Load on Generator lights. |
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The ATS does not retransfer | 1. | Verify that the Utility Acceptable light is on. The ATS will not transfer the load to | ||
the load back to the utility. |
| an unacceptable source. |
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| 2. | Wait approximately 5 minutes for the retransfer to utility time delay. The utility | ||
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| must be acceptable for 5 minutes continuously. |
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| 3. | Press the Bypass Time Delay button for immediate load retransfer to the utility. | ||
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The ATS retransfers the load | 1. | Wait approximately 2 minutes for the unloaded running (engine cooldown) time | ||
back to the utility but the |
| delay. |
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generator keeps running. | 2. | The engine cooldown fixed time delay is important to prevent generator damage. | ||
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The generator exerciser does | 1. | Verify that the Automatic Generator Exerciser status light is blinking. |
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not seem to work. |
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| (when the generator is running and during cooldown). |
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| 2. | With ALL POWER OFF, verify that the exerciser is turned on. Check DIP switch | ||
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| S1 actuator 7, and S2 actuator 10. See Table B for generator exerciser settings. | ||
| 3. | With ALL POWER OFF, check the 9 volt battery. Replace, if necessary, with a | ||
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| quality alkaline battery: Duracell MN1404, Everready 522, Panasonic 6AM6, or | ||
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| equivalent. See Figure 5. |
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The generator exerciser does | 1. | With ALL POWER OFF, verify that exercise with load is turned on. Check DIP | ||
not transfer the load to the |
| switch S1 actuator 8. See Table B for generator exerciser settings. |
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generator. |
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9 |