Remove vehicle equipment stowage box, refer to page 2-330. Disconnect
lead 47 (1) at hull well disconnect (2). Place red probe in lead 47. Ground
black probe. Set MASTER switch ON. If multimeter indicates about 24
volts, go to step 2. If multimeter indicates no voltage, troubleshoot
MASTER SWITCH CIRCUIT, refer to page 2-13. Set MASTER switch OFF.