TM10-3930-660-20 8-37. WATER  TEMPERATURE  SENDER - REPLACE- This task covers: a. Removal b.  Installation Initial Setup Tools Materials/Parts Tool Kit, Automotive Maintenance Lockwasher  (2) Loctite 59241 (App. C, Item 42) Equipment  Condition Vehicle parked on level ground. Engine off and cool. Negative battery cable disconnected, para.  8-44. The water temperature sender is accessed through the left-hand engine access door. 1. REMOVE NUT (1), LOCKWASHER (2), AND ELECTRICAL LEAD (3) FROM TEMPERATURE SENDER  (4). DISCARD LOCKWASHER (2). 2. REMOVE TEMPERATURE SENDER (4), FROM ENGINE  (5). INSTALLATION 1. 2. 3. 4. APPLY LOCTITE 59241 TO THREADS OF TEMPERATURE SENDER (4). INSTALL TEMPERATURE SENDER (4). INSTALL ELECTRICAL LEAD (3), NEW LOCKWASHER (2), AND NUT (1) ONTO TEMPERATURE SENDER (4). CONNECT NEGATIVE BATTERY CABLE, PARA.  8-44. 8-97