16
GB
IRL
AUS
USA
NZ
CDN
IND
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. 6)
• Dismantle the pump [2].
d)
Unlock
the piston rod with handle [11].
e) Pull the piston rod with handle [11] out of the cylinder tube up to the stop and turn it
counterclockwise
(Fig. 14)
f) Disconnect the piston rod with handle [11] and the cylinder tube [2]
(Fig. 14)
• Grease the diaphragm [14].
(Fig. 15)
• Assemble the pump.
d) Push the piston rod with handle [11] into the cylinder tube
(Fig. 17)
e) Hold the cylinder tube [2] and strongly press in the guiding plug [15] with your thumb.
(Fig. 17)
f) Pull the piston rod with handle [11] up to the stop down and turn it clockwise
(Fig. 17)
►
The guiding plug [15] snaps in.
• Lock the piston rod with handle [11] and screw the pump [2] into the tank [1].
• Clean the nozzle [16] under running water. If required use a needle.
(Fig. 18)
• Remove the filter [17] between the shut-off valve [4] and spray wand [8], and clean it
under running water.
(Fig. 19)
• Take the hose [3] with the discharge filter [6] out of the tank and clean the discharge filter
under running water.
(Fig. 20)
• Grease the O-rings [13] and [19]
(Fig. 15 and/or 22)
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 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. 16)
Replace the O-ring.
Diaphragm [14] is defective.
(Fig. 16)
Replace the diaphragm.
Liquid flows out of the
pump
Valve disc [18] dirty of
defective.
(Fig. 21)
Clean or replace the valve disc.
