MESTO 3598P Instrucciones De Uso página 10

EN
4. If the spraying pressure decreases more than 0.5 bar (7.3 psi) from the optimum level,
pump some more.
+
If liquid mixed with air emerges from the nozzle, the tank is empty.
After Usage
Observe the instructions in the section entitled "Safety".
Never leave liquid in the device.
1. Pull up the red button on the safety valve [12] until all excess pressure is released from
the tank. (Fig. 5).
2. Remove the cover [58 + 59]. (Chapter entitled „Preparation" Points 2, Fig. 6 + 7)
Collect and dispose of the residual liquid and the tank according to all applicable
laws, requirements and regulations.
Follow the instructions of the spray product manufacturer!
3. Empty and rinse the device with clear water.
4. Wipe off the device with a moist cloth.
5. For drying and storing the device, keep the tank and pump separate in a dry place pro-
tected 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:
• Unscrew the pump [2] from the tank. (Fig. 15)
• Dismantle the pump [2]. (Fig. 17)
• Grease the O-ring [19] and the sleeve [20]. (Fig. 18)
• Assemble the pump.
• Lock the piston rod with handle [13] and screw the pump [2] into the tank [1].
• Clean the nozzle [21] under running water. (Fig. 22)
• Unscrew the handgrip [41] from the shut-off valve [9].
• Remove the filter [22] and clean it under running water. (Fig. 24)
• Disassemble the shut-off valve [9]. (Fig. 28)
a) Loosen the four screws and pull the half shells [42] apart.
b) Screw the sealing cap [45] from the valve body [44] and pull the pressure bolt [25]
from the valve body [44]. (Fig. 29)
• Grease the O-rings [24]. (Fig. 29)
• Assemble the shut-off valve [9].
ENGLISH
18
EN
Observe the legal requirements of your country for accident prevention and check
the device in regular intervals.
Unless otherwise specified, we recommend that an expert carries out an external
test every 2 years and an internal test every 5 years as well as a strength test every
10 years.
Faults
Use only original spare and accessory parts.
Fault Cause
No pressure builds up in the Cover is leaking.
device
The pump is not screwed on
tightly.
O-ring [19] on the pump is
faulty
Diaphragm [20] is defective
Liquid flows out of the pump. Valve disk [23] dirty of de-
fective.
The nozzle does not spray Filter [22] and / or nozzle
even though pressure is [21] blocked.
present.
Safety valve blows off too Safety valve [12] is defec-
early. tive.
The shut-off valve does not O-rings [24] on the pressure
close. bolt not greased.
Liquid emerges without the Defective pressure bolt [25]
lever being activated. or O-ring [24]
Pressure gage is not indica- Pressure gage [16] defec-
ting any tank pressure. tive.
Contact address for additional information → see title page.
ENGLISH
Remedy
Close cover properly
(Fig. 9b)
Grease or replace O-ring
[54] (Fig. 27h)
Screw the pump on tightly
Replace the O-ring.
(Fig. 21).
Replace the diaphragm.
(Fig. 19).
Clean or replace the valve
disk. (Fig. 21).
Clean the filter or / and nozz-
le. (Fig. 22 + 24).
Replace safety valve.
(Fig. 27a - 27h).
Grease the O-ring of the
pressure bolt. (Fig. 29).
Replace the pressure bolt or
O-ring. (Fig. 29).
Unscrew pressure gage [16]
with wrench and replace.
(Fig. 30).
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