After Usage; Care And Maintenance - MESTO PROFI 3270 Serie Instrucciones De Uso

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6. Screw the pump [2] into the tank. (Fig. 7)
7. Press the piston rod with handle [7] down and turn it clockwise.
► The piston rod with handle is unlocked. (Fig. 8)
8. Create the desired pressure in the tank. (Fig. 9)
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The maximum pressure should not exceed 3 bar (red line on the piston pressure
gauge, Fig. 9). If the maximum pressure is exceeded, the safety valve will engage
and release the excess pressure.
9. Press the piston rod with handle [7] down and turn it counterclockwise. (Fig. 4)
► The piston rod with handle is locked.
Use
Observe the instructions in the section entitled "Safety".
1. Connect the plug-in coupling [9] of the water pressure tank with the plug-in nipple on
your device [10]. (Fig. 10)
2. Activate the ball valve [11]. (Fig. 10)
► The liquid starts to be supplied..
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The amount of liquid can be regulated via the ball valve [11] on the device (e.g. drill).
3. If the pressure drops below 1 bar (min. 0.5 bar), pump again. (Fig. 9)
4. If the tank is empty, refill. (→ See chapter entitled "Preparation")

After Usage

Observe the instructions in the section entitled "Safety".
Never leave liquid in the device.
1. Hold the plug-in coupling [9] and pull and simultaneously rotate its outer ring. (Fig. 10)
► The plug-in coupling [9] is disconnected from the plug-in nipple [10] on the device.
2. Pull up the red button on the piston pressure gauge [6] until all excess pressure is
released from the tank (Fig. 3)
3. Lock the piston rod with handle [7]. (Fig. 4)
4. Unscrew the pump [2] from the tank. (Fig. 5)
5. Wipe off the device with a moist cloth.
6. For drying and storing the device, keep the tank [1] and pump [2] separate in a dry
place protected from sunlight and freezing temperatures. (Fig. 11)

Care and maintenance

Observe the instructions in the section entitled "Safety".
After using the device 50 times or at least once a year:
• Unscrew the pump [2] from the tank. (Fig. 5)
• Disassemble the pump [2] and grease the diaphragm [13]. (Figs. 12 and 13)
• Grease the O-ring [12]. (Fig. 14)
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ENGLISH