TM 10-3930-659-20 6-58. UNDER CAB WIRING HARNESS MAINTENANCE Con't). c. INSTALLATION NOTE Install clamps and new tie-down straps as necessary. 1. Position under cab wiring harness on forklift truck. 2. Install two suppressor wires (27) and under cab wiring harness terminal leads (25) on clutch cutoff microswitch 3. Install two under cab wiring harness terminal leads (23) on parking brake light switch (22) with two screws (24). 4. Connect  two  under  cab  wiring  harness  connec- tors (21) to left low brake pressure switch (20). 5. Connect  two  under  cab  wiring  harness  connec- tors (18) to brake light switch (19). TA707867 6-197