Generac Power Systems PowerPact 6561 Installation Notes page 62

Installing the Battery
The Required Battery for Generac Air-cooled generators is a Group 26R 525CCA or greater. Use of a
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smaller battery may void the warranty. (PowerPact Group U1 300CCA or greater)
Before installing the battery, complete the following steps:
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1. - Verify that the generator has been turned off.
2. - Turn off Utility to the Transfer Switch.
3. - Remove the 7.5A fuse from the control panel.
Battery cables are factory connected at the generator.
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1. - Connect the Red Battery Cable to the positive (+) post (1st).
2. - Connect the Black Cable to the Negative (-) post (last).
3. - Install the Red Post Cover.
DO NOT ATTEMPT to START the GENERATOR MANUALLY AT THIS TIME.
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If in an area where temperatures REGULARLY fall below 32 F, it is recommended that a Cold Weather Kit
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be installed to aid in cold-climate starting.
Synergy Note: The Automatic Voltage Regulator (AVR) has two cooling fans to cool the AVR electronics.
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The Primary fan is powered by 120V & the secondary fan is 12VDC through the controller.
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The secondary fan continues to run up to one hour after the generator has shut down.
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Proper cooling must occur before removing either the 7.5A fuse or the battery connections for
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maintenance or other activities.
If a failure occurs an alarm will be displayed.
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