EN
10
4.2 - HYDRAULIC CONNECTION
4.2.1 - WATER INLET AND OUTLET CONNECTION
•
Connect the water pipes to the corresponding connections (for diameters and position, see page 6).
•
It is mandatory to install a hydraulic fi lter
(1)
(not supplied) on the water intake. Connect it using two
on-off valves
(2)
(not supplied) for cleaning purposes.
•
It is recommended to install anti-vibration fl exible hoses (not supplied), for the hydraulic connections.
4.2.2 - WATER FILLING / DRAINAGE CONNECTION
•
Provide at the lowest point of the hydraulic circuit, outside the unit, a circuit fi ll / discharge fi tting.
•
To drain the hydraulic circuit, fi rst drain the water from the outside fi tting, then drain the residual water
into the unit through the drain plug
(3)
. Place a pan under the plug or use a tube to avoid dropping
water on the fl oor.
4.2.2 - SAFETY VALVE CONNECTION
•
The safety valve opens if the pressure of the hydraulic system exceeds 3 bar.
• A
fl exible hose
(4)
(not supplied) can be connected to the coupling insert (coupling outside ø: 18 mm)
of the valve.
1
2
4
3
REAR VIEW
FRONT VIEW