TM 10-3930-659-20 6-41. HORN SWITCH REPLACEMENT. 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). References: •    TM 10-3930-659-10 a. REMOVAL 1. Remove four screws (2) and lift dash plate (6) from dash housing (1). 2. Remove four nuts (3), screws (4), and fault monitor console (5) from dash plate (6). TA707827 6-146