57
MT
GB
Trouble shooting
Problem
Possible cause
Remedy
Severe
pressure
luctuations
Standard Vario noz-
zle (18) is soiled
Rinse the standard Vario nozzle (18) with water. If
required, clean the nozzle bore hole with a needle
(see chapter entitled cleaning).
Standard Vario noz-
zle (18) is blocked
Remove the
Standard Vario nozzle (18)
and ensure
that the water can discharge from the jet gun (16)
unimpeded. In other words, the device is working
perfectly. The turbo dirt blaster (24) and the rotating
wash brush (2) do not normally get blocked.
Pressure
cleaner is
not operat-
ing
ON / OFF switch
(7) is turned off
Check ON / OFF switch (7)
Damaged power
supply cable
Switch off the equipment and disconnect from the
mains. Check power supply cable for damage. If
necessary have the power supply cable replaced by
a qualiied electrician.
Mains fault
Check the electrical system for conformity with the
data on the rating plate.
Pressure
cleaner
does not
generate
any pres-
sure
Air trapped in the
pressure cleaner
Switch on the equipment with the jet gun and with
no nozzle until bubble-free water comes out.
Drop in the water
mains pressure
Check the water mains.
Leaks in
the water
system
Conn
ections not it
-
ted correctly
Switch off the equipment and disconnect from the
mains. Reconnect the equipment to the water pipes
(cf. “Initial Operation/Set-Up”)
Water connection
(14) leaks
Switch off the equipment and disconnect from the
mains. Replace the water connection (14) inc. gas
-
ket (cf. “Spare Parts”)
Summary of Contents for PHD 150 G4
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