TM 10-3930-659-20 6-64. UPPER WORKLIGHT WIRING HARNESS MAINTENANCE (Con't). 6. Connect two connectors (1) to adjustable floodlight bracket connectors (2). FOLLOW-ON TASKS: • Install defroster fan (see paragraph 16-3). • Install cab sound isolators on right side cab interior (see paragraph 14-12). • Connect negative battery cables (see paragraph 6-43). TA707906 6-242