FORMULATION TANK ASSEMBLY MAINTENANCE
Figure 5-277. Formulation Tank
a. Remove formulation tank assembly.
BE SURE there is no pressure on the formulation tank before removing it.
BE SURE the formulation tank is empty before removing it.
BE ALERT not to spill insecticide on skin or clothing when removing the hoses.
(1) Drain formulation tank.
(2) Open air pressure drain valve.
(3) Remove spring and valve guard bracket.
(4) Remove tank fluid drain valve assembly.
(5) Disconnect fluid hoses from three-way valve, junction block, and regulator.
Figure 5-278. Formulation Tank Fluid Drain Valve