ASME A112.4.2:2015 pdf free download

ASME A112.4.2:2015 pdf free download
ASME A112.4.2:2015 pdf free download.Personal hygiene devices for water closets
5.5.1 Test procedure
Vacuum breakers shall be tested for back siphonage in accordance with ASSE 1 001 or CSA B64.1 .1 .
5.5.2 Performance requirements
Water in the sight tube shall not rise more than 1 3 mm (0.5 in).
5.6 Seat cover dispenser test
5.6.1 Test procedure
The seat cover dispenser shall be operated for 5,000 cycles. Each cycle shall consist of dispensing one seat cover.
5.6.2 Performance requirements
Failure to dispense the seat cover in 1 00 or more of the 5,000 cycles shall be cause for rejection.
Continuous feed dispensers shall render previously dispensed seat covers unusable.
5.7 Bidet sprayer self-cleaning test
5.7.1 Test procedure
The self-cleaning test shall be conducted as follows:
(a) Operate the bidet sprayer enough cycles to ensure that it is purged of air and filled with water at
normal operating pressure and temperature.
(b) Extend the bidet sprayer and dry it thoroughly.
(c) Use a water-soluble marker of a contrasting colour to draw lines on the bidet sprayer as follows:
(i) Draw three rings around the bidet sprayer, one in the upper third of its length, one in the middle
third, and one in the lower third.
(ii) Draw a fourth line longitudinally, along the top of the bidet sprayer from one end to the other.
(d) Release the bidet sprayer and allow it to retract into its off position.
(e) The bidet sprayer self-cleaning function shall be actuated two times.
(f) Inspect and record any lines remaining.
5.7.2 Performance requirements
All of the four lines shall be washed off the bidet sprayer. Any ink lines remaining on the bidet sprayer, shall be considered a failure.
6 Markings and packaging
6.1 Personal hygiene devices complying with this Standard shall be marked with the manufacturer’s name or trademark and the model number. Alternatively, the model number may be marked on the packaging.
6.2 Markings shall be permanent, legible, and visible after installation.