CHEMICAL METERING PUMP REPAIR (CONT )
Remove cover screw.
Remove pin. Remove cover.
Remove four screws and flatwashers. Gently pull control assembly from pump housing.
Remove screw and flatwasher. Tag and remove green wire from inside of pump housing.
Remove blue key (with two brown wires attached) from electric control.
Remove pump housing and cover seal.
Loosen four screws. Tag and remove four wires from printed circuit board (pcb).