TM 10-3930-659-20 6-64. UPPER WORKLIGHT WIRING HARNESS MAINTENANCE (Con't). 3. Disconnect upper worklight wiring harness connector (5) from right rear worklight connector (6). 4. Disconnect upper worklight wiring harness connector (7) from left rear worklight connector (8). 5. Disconnect upper worklight wiring harness connector (9) from lower worklight wiring harness (10). 6. Remove upper worklight wiring harness from forklift truck. TA707903 6-239