TM 10-3930-659-20 6-9. INSTRUMENT PANEL LIGHT MAINTENANCE. This task covers: a. Removal b. Installation INITIAL SETUP: Equipment Conditions: Tools/Test Equipment: •    Battery disconnect switch in OFF position (see • General mechanic's tool kit (Item 44, Appendix F) TM 10-3930-659-10). •    Right access door opened (seeTM 10-3930-659-10). References: •    Cab window opened (see TM 10-3930-659-10). • TM 10-3930-659-10 a. LAMP REPLACEMENT 1. Remove  lamp  housing  (1)  and  lens  (2)  from sock- et (4). 2. Remove  lamp  (3)  from  socket  (4)  by  pushing lamp In and turning counterclockwise. 3. Install lamp (3) in socket (4) by pushing lamp In and turning clockwise. 4. Install lens (2) and lamp housing (1) on socket (4). b. REMOVAL 1. Remove lamp housing (1) and lens (2) from socket (4). 2. Remove lamp (3) from socket (4) by pushing lamp in and turning counterclockwise. TA707723 6-30