
Briggs & Stratton Power Products Automatic Transfer Switch
Installation and Operator’s Manual
TROUBLESHOOTING
Problem | Cause | Correction | |||
Automatic transfer switch does | 1. | Generator breaker open. | 1. | Reset generator circuit breaker. | |
not transfer to generator | 2. | Generator voltage not acceptable. | 2. | Refer to generator manual. | |
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| 1. | Utility disconnect breaker open | 1. | Reset utility disconnect breaker | |
Automatic transfer switch does |
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2. | Service disconnect breaker open. | 2. | Reset service disconnect breaker. | ||
not transfer to utility | |||||
3. | Utility voltage not acceptable. | 3. | Wait for utility voltage to return to | ||
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| normal. | |
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Generator is still running after | Engine cool down period. | Engine should stop after 1 minute. | |||
switch transfers to utility power |
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Supervised loads (air conditioner, | NC contacts not operating correctly. | Check NC contacts for proper | |||
etc.) are operating when |
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| operation and/or check control wiring | ||
generator is supplying power |
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| to external load. | ||
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| 1. | Minimum engine run time has not | 1. | Wait five minutes for transfer | |
Generator is still running after |
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| switch to retransfer to utility | |
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| power. | ||
utility power is restored |
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2. | Fuse(s) in transfer switch is | 2. | Check fuse(s) and replace if | ||
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| defective. |
| necessary. | |
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