Ihame rya WJ UrukurikiraneGlobe:
Ukurikije igitutu cya stem, ubuso bwa sape ya disiki bujyanye nubuso bwa kashe yintebe ya valve, kubuza imigezi.
◆ Inkweto z'isivalve, ikintu cyingenzi cyacyo ni icyuma cyicyuma, imperuka yo hepfo hamwe ninteko ya valve igaragara kandi igasudira igaragara hagati yuburyo bwicyuma bwo hagati ya Roluid
◆ Disiki ya Valve yemeza igishushanyo mbonera, ubuso bwa kashe hamwe nubufasha buratoroshye, imikorere yikishengo nibyiza, kandi ubuzima bwa serivisi ni bugufi;
Igishushanyo mbonera cya kabiri (inkokora) niba inkoni yananiwe, gupakira stem stem nacyo bizarinda kandi kumeneka kandi byujuje ubuziranenge mpuzamahanga;
Igifuniko cya Valve gifite amavuta yacyo gikwiye, gishobora gusiga amavuta valve, ibinyomoro no gukaraba, bitandukanye n'amavuta gakondo yoroheje gusa;
Ikiganza cyateguwe ku ruziga rwa ergonomique, kirebire ubuzima, imikorere yoroshye kandi byoroshye, umutekano kandi wizewe; Gusaba: Sisitemu ya peteroli ishyushye, sisitemu yimashini, imbeho na sisitemu y'amazi, nibindi.