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7) Apply Petroleum jelly to the inside of the piston cylinder wall
and on the collar, and reinstall the piston assembly into the piston
cylinder.
8) Insert the piston at an angle with the leading edge of the
collar placed over the slot in the piston cylinder. Bolt the piston
assembly to the pump shaft using the lever bolts.
9) Replace the protective dust cap. Tighten the
nut and bolt. Reinstall the pump handle. Replace the hose
and firmly secure the hose clamp in place.
DISASSEMBLING AND REPAIRING THE PUMP ASSEMBLY
Figure 7
Figure 8
Figure 9
Protective
Dust Cap
9E
Figure 1
Figure 2a
Figure 2b Figure 3a Figure 3b
Pressure
Chamber o-ring
Clamp
In-Tank
Filter
1. Release the pressure from the sprayer and remove all liquid from both the pressure chamber and tank.
2. Remove hose.
3. Remove the In-tank filter from the pressure chamber.
4. Remove 2 bolts attaching the pivot lever to the pump shaft and remove piston assembly (fig. 2a & 2b).
5. Remove the large clamp holding the pressure chamber and tank together (fig 1).
6. Rock the pressure chamber back and forth and push down to free it from the tank (fig 1).
7. Once freed the entire pump assembly can be removed by maneuvering it through the base frame
(fig 3a & 3b).
Pump
Assembly