TM 10-3930-669-20 16-11.  HEATER VALVE REPLACEMENT (CONT). WARNING Fuel  and  oil  are  slippery  and  can  cause  falls. To avoid injury, wipe up spilled fuel or oil with rags. NOTE Tag and mark all wires and hoses prior to removal. Inspect   all   hoses,   lines,   and   fittings   for   cracks, bends,   nicks,   dents,   stripped   threads,   and   cuts. Replace all damaged parts. (7) Moving  heater  valve  (14)  to  improve  access, remove two engine remote oil filter hoses (24) from two fittings (25). (8) Remove   heater   valve   (14)   and   gasket   (26) from engine (27).  Discard gasket. (9) Place heater valve (14) in soft-jawed vise. (10)  Remove   engine   oil   temperature   sensor   (5) from heater valve (14). (11)  Remove   oil   pressure   sending   unit   (11)   from heater valve (14). 16-34

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