Mesto CLEANER 3270PE, Инструкция по эксплуатации

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18
Faults
Use only MESTO spare parts and accessories (→ fig. on page 2).
Fault Cause Remedy
No pressure builds up in
the device
The pump is not screwed
on tightly.
Screw the pump on tightly.
O-ring [13] on the pump is
faulty. (Fig. 15)
Replace the O-ring.
Diaphragm [14] is defecti-
ve. (Fig. 16)
Replace the diaphragm.
Liquid flows out of the
pump
Valve disc [15] dirty or
defective. (Fig. 17)
Clean or replace the valve disc.
Piston pressure gauge
does not indicate any tank
pressure.
Safety valve blows off too
early.
Piston pressure gauge [16]
is defective. (Fig. 18)
Replace the piston pressure
gauge.
The nozzle does not spray
even though pressure is
present
Nozzle [17] (Fig. 19) or /
and filter [18] ( Fig. 20) is
clogged.
Clean the filter or / and nozzle.
The shut-off valve does not
close.
Liquid emerges without the
lever being activated.
O-ring [23] of the pressure
bolt [24] is not greased /
lubricated.
(Fig. 22)
Faulty O-ring [23] or pres-
sure bolt [24]. (Fig. 21)
Grease the O-ring of the pressu-
re bolt (dismantle shut-off valve
→ section „Care and mainte-
nance“)
Replace O-ring or pressure bolt.
Contact address for additional information → Title page.
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