INSTALLATION, OPERATION AND MAINTENANCE INSTRUCTIONS
SYDNEY
|
MELBOURNE
|
BRISBANE
|
PERTH
|
AUCKLAND
Australia
1300 788 778 www.rba.com.au
|
New Zealand
0800 722 111 www.rbagroup.co.nz
22
Trouble Shooting
Problem
Probable Cause
Solution
Flush pattern not covering
the internal section of the
WC pan
Water supply pressure
issue
Incorrect water supply
pipe size
WC pan fl ush volume
issue
Check inlet water supply
pressure and that a
minimum of 250kPa and
a maximum of 500kPa is
available
Ensure that a minimum
25mm water supply is
connected to the fl ush
valve
If multiple fl ush valves
are supplied off the
same service, refer to
the hydraulic design and
subsequent pipe sizing
to allow for probable
simultaneous demand
Ensure the WELS rating of
the WC pan is comparable
to the WELS rating of the
fl ush valve
Incorrect timing setting of
fl ush valve at stated inlet
pressure
INSTALLATION, OPERATION AND MAINTENANCE INSTRUCTIONS
SYDNEY
|
MELBOURNE
|
BRISBANE
|
PERTH
|
AUCKLAND
Australia
1300 788 778 www.rba.com.au
|
New Zealand
0800 722 111 www.rbagroup.co.nz
3
1.0 Technical Requirements:
Installation must be undertaken in accordance with the PCA (Plumbing Code of
Australia) and AS/NZS3500.2, especially concerning probable simultaneous demand
and correct hydraulic water supply sizing where more than one fl ushing device is
serviced from that water supply. This product is factory set to the identifi ed site
conditions to comply with WELS 3 Star 6/3 fl ush volume as the default.
•
Minimum 25mm Cu or equivalent water supply line size.
•
Minimum supply pressure of 300kPa.
Note: This valve is pre-set to deliver fl ush
volumes of 6/3 L corresponding at 300 kPa. A product confi guration sheet is
available for site specifi c setting
• 40mm
fl ush pipe must be used. A 40mm loose nut and liner to suit PVC
is supplied with each assembly. Flush pipe is not supplied as a part of this
assembly.
•
It is recommended that
2 x 45° bends may be installed in lieu of the 90° bend. For
different confi gurations consult with RBA Group for fl ush performance compatibility.
•
The Pipe Interrupter (Vacuum Breaker) must be installed in the vertical position.
•
Threaded brass to brass joints on this assembly have been made with Locseal.
•
Water temperature range: 5o C - 35o C
