32
Installation manual
15 Waters connections
Washer extractors are assembled in standard execution with two waters inlet.
One hot water and one hard water. On option, a third water inlet (soft) is possible.
The supply pipes to the machine should be fitted with manual shut-off valves to facilitate installation and service. Fit
filters to the manual shut-off valves with Teflon. Refer to local utilities regulations when fitting nonreturn valves. A
screen at the entrance to the machine filter should be necessarily mounted, it must have a mesh size of 0.3 mm
Any malfunction of water solenoid or water pneumatic valves due to a absence or a poor maintenance of the filters
will not be taken under warranty.
The following values apply to water pressure:
Water supply pressure, 50 kPa (7.25 psi) mini.
Water supply pressure, 300 kPa (43.5 psi) maxi.
The hoses should be flushed through before being connected to the machine.
The hereunder example sketch shows the connection of the machine to the different inlets.
A
Hard water inlet DN 20 (¾" BSP)
B
Hot water inlet DN 20 (¾" BSP)
C
Cold soft water inlet (option) DN 20 (¾" BSP)
D
Manual stop valve DN 20 (¾" BSP) (provided by customer)
E
Water filter (provided)
F
Male nipple DN 20 (¾" BSP) (provided)
G
Flexible pipe DN 20 (¾" BSP) (provided)
Содержание WB6-20
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