TM 10-3930-659-20 6-64. UPPER WORKLIGHT WIRING HARNESS MAINTENANCE. This task covers: a. Repair c. Installation b. Removal INITIAL SETUP: Equipment Conditions: Materials/Parts: • Negative battery cables disconnected (see para- • Marker tags (Item 33, Appendix C) graph 6-43). • Cab sound isolators removed from right Tools/Test Equipment: side cab interior (see paragraph 14-12). • General mechanic's tool kit (Item 44, Appendix F) • Defroster fan removed (see paragraph 16-3). NOTE • All wires should be tagged before removal.  Refer to paragraph 2-18 for tagging Instructions. • Refer to wiring diagrams for assistance (see paragraph 6-73). a. REPAIR NOTE • Upper worklight wiring harness does not need to be removed from forklift truck to perform repair. • Repair of upper worklight wiring harness consists of replacement of Identification bands, terminals, and connectors. Refer to paragraph 2-28 for repair instructions. 6-237