Section IV. ELECTRICAL SYSTEM MAINTENANCE

TM 9-2330-392-14&P Change 2 4-21 Section IV. ELECTRICAL SYSTEM MAINTENANCE 4-16 COMPOSITE STOPLIGHT-TAILLIGHT MAINTENANCE. This task covers: a. Lamp Bulb/LED Replacement c. Lamp Assembly Installation b. Lamp Assembly Removal Initial Setup: Equipment Conditions: • Intervehicular cable disconnected from towing vehi- cle (para 2-12). Materials/Parts: • Tie Wraps • Marker Tags (Item 13, Appendix E) • Packing Tools/Test Equipment: • General mechanics tool kit a. LAMP BULB/LED REPLACEMENT 1. Loosen, but do not remove, six retaining screws (3) securing light door (4) to composite light (1). 2. Remove door (4) and packing (5) from groove (6) in composite light. Discard packing (5). 3. Remove defective lamp (2) by pushing in and turning counterclockwise. 4. Install new lamp (2) by pushing in and turning clockwise. 5. Remove defective LED (14) by pulling forward on printed circuit board; then at socket, push in and turn counter- clockwise. 6. Install new LED (14) by pushing in and turning clockwise; then pushing printed circuit board onto socket. 7. Install new packing (5) into door groove (6). 8. Install light door (4) onto composite light (1) and tighten six screws (3) evenly.