TM 9-2320-209-20-3-1 c. Replacement. FRAME 1 1. 2. Screw stoplight switch (1) on nipple (2). Hold nipple with pipe wrench while tightening stoplight switch using open end wrench. NOTE Check tags on cables (3) so cables will be put back in same place on switch (1). Join two chassis cables (3) to stoplight switch (1) by plugging cable connectors (4) into switch as tagged. Take off tags. NOTE Follow-on Maintenance Action Required: 1. Reconnect battery ground cable. Refer to para 7-58. 2. Check operation of air stoplight switch. Refer to TM 9-2320-209-10. END OF TASK 7-265