TM 9-2320-209-20-3-1 c. Replacement. 1. 2. WARNING Dry cleaning solvent is flammable, Do not use near an open flame. Keep a fire extinguisher nearby when solvent is used. Use only in well-ventilated area. Failure to do this will result in injury to personnel and damage to equipment. NOTE Clean thermostat housing (1) using solvent. Make sure surfaces that meet hoses or gaskets are smooth and clean. Put seal (2) into thermostat housing (1) so that lip of seal faces outward toward thermostat (3). Put thermostat (3) into thermostat housing (1) as shown. GO TO FRAME 2 TA 085562 6-34