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4.2
Maintenance and change of spare parts
Important! Before working on the sprayer depressurize the tank.
4.2.1 Pump
Unscrew the pump cap (fig.15). Pull out pump rod from the cylinder. Now
grease or replace the piston o-ring (fig.16).
Fig. 15
Fig. 16
Unscrew the nut from the cylinder inside the tank. Pull out cylinder from the
tank.
Non return valve in the bottom of the cylinder (fig. 17) can be reached after
unscrewing the screw from the cylinder. Now replace damaged parts.
Fig. 17
Before reassembling, grease all threaded parts as well as pump o-ring and
rod.
4.2.2 Trigger control valve
After loosening the screw plug and valve stem assembly can be pulled out.
Replace the O-rings on the bolt.
The seal in the valve disc can be removed after screwing out the valve stem.
If worn out turn or replace seal.
Grease valve bolt, seals and screwed connections.
Summary of Contents for ProControl 100
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