Table 2-21. Crane Troubleshooting (CONT).
TEST OR INSPECTION
4. BOOM LIGHT DOES NOT WORK IN THE BRT POSITION.
Make sure the FRS 24 VDC electrical system is functioning properly.
Loosen four screws and clamps and open crane junction box cover and check for 24
VDC between terminal strip position 6 and a known good ground.
If no voltage is found, replace boom light switch. Refer to paragraph 5-4 in this