No-Load Test
- Disconnect battery-to-generator terminal "B" wire. See Fig 1. Using an ammeter and voltmeter, connect negative ammeter lead to disconnected generator terminal "B" wire end, and connect positive ammeter lead to generator terminal "B".
- Connect voltmeter positive lead to generator terminal "B" and negative lead to ground. See Fig 1. Start engine and increase engine speed to 2000 RPM. Both meters should read within specification. See GENERATOR SPECIFICATIONS . If voltage is more than specified, replace voltage regulator. If voltage reading is less than specified, check voltage regulator. See VOLTAGE REGULATOR .
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