Virax 293280 Manuel Utilisateur page 28

MAINTENANCE which can be carried out by the user– Fig. 23 to 26
Fig. 23 –
CLEANING OF THE PRIMARY FILTER at the inlet of the HP cleaner pump
Check on a regular basis the state of the water filter
the pump inlet: A simple grain of sand can result in valve breakdown (symptoms: pressure loss
and vibration in the HP hose) or By-pass breakdown.
Fig. 24 –
RADIAL PUMP
The VIRAX HP Cleaner is fitted with a RADIAL pump whose 3 CERAMIC
PISTONS are activated by a crank-shaft system.
The pump casing contains the oil enabling the lubrication of the moving
parts by splash lubrication (no loss, contrary to an automobile).
The brass cylinder head of the pump head houses the admission valves
(Low pressure: caps located at the bottom) and the exhaust valves (High Pressure: caps located
at the top).
IT IS NECESSARY TO CHANGE THE OIL A FIRST TIME
RECOMMENDED OIL TYPE:
The By-pass vital component
is a
Not only does it ensure management of water at high pressure (mainly by
regulating the pressure ) but also the AUTOMATIC SHUTDOWN OF THE
MOTOR by a a pressure switch (housingshown on picture opposite) coupled
to its piston.
NEVER USE THE DEVICE IN "JOLTS" by pressing and releasing the
trigger of the gun in fast succesion
its premature wear!
Fig. 25 –
DRAINING THE PUMP
•
Unscrew the filler cap
•
Unscrew the drain plug
•
Drain all the oil
into a tray (window fig. C).
NEVER DISCARD THE OIL OR THE WASTE WATER INTO THE ENVIRONMENT!
Fig. 26 –
FILLING UP THE OIL

Fill up oil by the filler cap
 Check the level at the window (fig. B):
A surplus of oil would damage the pump
(also called shaft or "in line" pump)
MINERAL 15 W 40
of your HP Cleaner:
(fig. A).
(fig. B).
(fig. A):
OIL QUANTITY = 0.30 l
THE LEVEL MUST BE IN THE MIDDLE!
English
which is inside the quick coupling of
& By-pass
(never use synthetic oil!)
: This damages the by-pass and results in
A
B
.
(EXCESSIVE PRESSURE).
28
AFTER 50 hrs
OF USE.

C
Mineral
15W40
