After usage
Observe the instructions in the section entitled "Safety".
1. Pull up the red button on the safety valve [12] until all excess pressure is released from
the tank. (Fig. 4).
2. Lock the pump handle in place [13]. (Fig. 5).
3. Unscrew the pump [2] from the tank [1]. (Fig. 6).
4. Dilute the remaining quantity twice in a row with 1/2 liter of water each time and spray the
resulting liquid onto the treated area.
Collect and dispose of the residual liquid according to all applicable laws,
requirements and regulations. Observe the instructions of the spray product
manufacturer!
5. Wipe off the device with a moist cloth.
6. For drying and storing the device, keep the tank and pump separate in a dry place
protected from sunlight and freezing temperatures.
Clean the protective equipment and yourself every time after usage.
Care and maintenance
Observe the instructions in the section entitled "Safety".
After using the device 50 times or at least once a year:
• Disassemble the pump [2] and grease the diaphragm [22]. (Fig. 16 -17).
• Clean the nozzle [23] and insert [24] under flowing water. If necessary use a needle.
(Fig. 18).
• Remove the filter [25] from between the shut-off valve [9] and spray line [4] and clean it
under running water. (Fig. 19).
• Grease the O-rings [21] and [27] (Fig. 17 and/or 23)
Observe the legal requirements of your country for accident prevention and check
the device in regular intervals.
If there are no special rules, we recommend you have the device examined
externally by a competent professional every 2 years and subject it to an internal
inspection every 5 years. We would be happy to provide you with an inspection
schedule in German or English.
Faults
Use only MESTO spare and accessory parts (you will find some in the spare parts
pouch [3], Fig. 1a and 1b).
Fault
No pressure builds up in
the device
Cause
The pump is not screwed on
tightly.
O-ring [21] on the pump is faulty Replace the O-ring. (Fig. 21).
Diaphragm [22] is defective
Remedy
Screw the pump on tightly
Replace the diaphragm. (Fig. 21).
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