TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download
Page 900 of 1170
f. Siren and Electrical Wires Installation TM 9-2320-280-20-3 12-185. SIREN AND WARNING LIGHT INSTALLATION (Cont’d) 1. Locate, mark, and drill 0.625-in. (15.9-mm) diameter hole (1) in left side of dash panel (2). 2. Route siren wires "H" (4) and “I” (5) along top, and down left side, of windshield frame (3). 3. Route siren wires “H” (4) "I" (5) through hole (1) in left side of dash panel (2). 4. Split grommet (6) and install grommet (6) in hole (1). 5. Connect siren wire "H" (4) to adapter connector “E” (7). 6. Remove top nut (8) and lockwasher (11) from relay (9) and install siren wire "I" (5) on top mounting screw (10) of relay (9). 12-287