TM 10-3930-659-20 6-33. TRANSMISSION OIL TEMPERATURE SENDER REPLACEMENT. This task covers: a. Removal b. Installation INITIAL SETUP: Equipment Conditions: Materials/Parts: •    Battery disconnect switch in OFF position (see • One lockwasher TM 10-3930-659-10). • One preformed packing •    Right transmission side guard removed (see para- graph 14-7). References: Tools/Test Equipment: • TM 10-3930-659-10 •    General mechanic's tool kit (Item 44, Appendix F) a. REMOVAL 1. Remove  nut  (1),  lockwasher  (2),  and  transmission  wiring  harness  terminal  lead  (3)  from  transmission  oil temperature sender (4).  Discard lockwasher. 2. Remove  transmission  oil  temperature  sender  (4)  and  preformed  packing  (5)  from  transmission  (6).    Discard preformed packing. 6-130