GENERATOR WARNING LIGHT CIRCUIT. (Cont)

TM 9-2350-238-20-1

Step 4.

Disconnect lead 506 from GEN WARNING light. Place red probe on lead

506 (pin end). Ground black probe. Start engine and run at 1000 to 1200

rpm. Check voltage and stop engine. If multimeter indicates about 24

volts, replace GEN WARNING light assembly. Refer to page 2-571. If

multimeter indicates no voltage, connect lead 506 to GEN WARNING light

and go to step 5.

To access voltage regulator, remove left CO2 cylinder access cover. Refer

Step 5.

to page 2-923. Disconnect wiring harness from voltage regulator. Place

red probe on plug pin H (lead 506). Ground black probe. Set MASTER

and INST switches ON. Start engine. If multimeter indicates about 24

volts, go to step 6. If multimeter indicates no voltage, connect wiring

harness to voltage regulator and go to step 7. Stop engine. Set MASTER

and INST switches OFF.

2-179