● Khoom siv: Yas + Hlau
● Yooj yim thiab yooj yim rau kev khiav lag luam: tsim los rau kev tshem tawm thiab kev teeb tsa ntawm cov cuab yeej yooj yim spool, yooj yim dua thiab ceev dua.
● Ntau yam kev siv: siv tau rau txhua lub valve txheem, tsheb thauj khoom, maus taus, tsheb kauj vab, tsheb, tsheb fais fab, maus taus thiab lwm yam.
● Tiv thaiv kom lub log tsheb tsis muaj zog txaus vim yog qhov xau ntawm lub valve, ua rau muaj kev phom sij rau kev nyab xeeb
● Cov cuab yeej no muaj peev xwm nruab thiab tshem tawm lub plawv valve
● Muaj ntau yam xim kov rau kev hloov kho

Qauv: FTT10, FTT11, FTT11-3, FTT13