TM 10-3930-659-20 14-5. CAB DOOR AND CAB WINDOW RETAINING LATCHES REPLACEMENT. This Task Covers: a. Removal b. Installation Initial Setup: Materials/Parts: Tools/Test Equipment: • One grooved pin •  General mechanic's tool kit (Item 44, Appendix F) • One locknut • One springpin NOTE Cab door latch and cab window retaining latch are removed and Installed the same way. Cab door latch Is illustrated. a. REMOVAL 1. Remove  grooved  pin  (7)  and  handle  (1)  from release rod (4).  Discard grooved pin. 2. Remove spring (6) from tab (2) and bracket (5). 3. Remove  springpin  (3)  and  tab  (2)  from  release rod (4).  Discard springpin. TA706805 14-16