TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
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TM 9-2320-280-20-2 4-34. BACKUP LIGHT SWITCH REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: Applicable Models Material/Parts M996, M996A1, M997, M997A1, M997A2, Sealing compound (Appendix C, Item 44) M1035, M1035A1, M1035A2 Manual References Tools TM 9-2320-280-24P General mechanic’s tool kit: Equipment Condition automotive (Appendix B, Item 1) Shift controls housing removed (para. 5-7 or 5-11). 1. Remove boot (4) from shift control housing assembly (1). NOTE Perform step 2 for M996, M996A1, M997, M997A1, M1035, and M1035A1 vehicles. Perform steps 3 and 4 for M997A2 and M1035A2 vehicles. 2. Remove backup light switch (3) from shift control housing assembly (1). 3. Remove two screws (6) and lockwashers (7) from backup light switch (8) and housing (1). Discard lockwashers (7). 4. Remove tiedown strap (10) and backup light switch (8) from neutral start switch (9). b. Installation NOTE Perform steps 1 through 3 for M997A2 and M1035A2 vehicles. 1. 2. 3. 4. 5. 4-56 Perform steps 4 and 5 for M996, M996A1, M997, M997A1, M1035, and M1035A1 vehicles. Install backup light switch (8) on shift controls housing (1) with two lockwashers (7) and screws (6). Install tiedown strap (10) on leads from backup light switch (8) and neutral start switch (9). Position neutral start switch (9) leads and backup light switch (8) leads through boot (4) and install boot (4) on housing (1). Apply sealing compound to threads of backup light switch (3), and install backup light switch on shift control assembly (1). Position leads from neutral start switch (2), backup light switch (3), and shift selector indicator (5) through boot (4) and install boot (4) on shift control housing assembly (1).