TM 10-3930-671-24 d. Indicator Lamp Replacement (1) Removal. (a) Disconnect batteries (Para 3-25). (b) Remove instrument panel (Para 3-36). (c) Remove two nuts (1), washers (2), screws (3), and plate (4) from instrument panel (5). NOTE Lamps in fuel gauge and transmission temperature gauge are removed the same way.  Fuel gauge is shown. (d) To remove lamp (6) from fuel gauge (7), proceed as follows: 1 Remove socket assembly (8) from fuel gauge (7). 2 Remove lamp (6) from socket assembly (8). NOTE All four lamps in the warning indicator light cluster gauge are removed the same way.  Engine oil pressure lamp is shown. (e) To remove lamp (9) from warning indicator light cluster gauge (10), proceed as follows: 1 Rotate socket (11) to the left and remove from warning indicator light cluster gauge (10). 2 Remove lamp (9) from socket (11). 3-55