Whole-Home Generator Installation in Morristown & Sevierville, TN
Generator Services
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Installation & Setup
Whole-home standby generator installation
Automatic transfer switch installation
Generator replacement & upgrades
Load calculations & sizing
Permit handling & code compliance
Gas coordination (with plumber or utility)
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Annual generator maintenance
Semi-annual maintenance plans
Preventative maintenance inspections
Scheduled service contracts
Pre-storm readiness inspections
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Generator oil change
Oil filter replacement
Air filter replacement
Spark plug replacement
Coolant level check (liquid-cooled units)
Battery inspection & replacement
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Load bank testing
Automatic exercise cycle verification
Transfer switch testing
Voltage & frequency testing
System diagnostics & error code checks
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Generator not starting
Generator runs but no power
Transfer switch failure
Battery charging issues
Alarm and fault code troubleshooting
Control board diagnostic
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Generac warranty inspections
Warranty repair coordination
Startup commissioning (required for warranty)
Post-install system verification
Documentation for Generac registration
Zion’s Service Plans
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One yearly visit, oil & filter change, basic inspection, run test. $299
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More thorough: oil/filter, battery check, spark plugs, transfer switch test $399
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Full preventive maintenance + priority service, parts discounts, 2 visits per year. $599
