I. Kev tu txhua hnub
Ua tib zoo ntxuav cov kev sib cuag thiab vaj tse kom tsis txhob muaj kev sib cuag tsis zoo los ntawm cov plua plav.
Siv roj rau valve qia threads kom tsis txhob jamming.
II. Common Troubleshooting
khawm tsis teb: Kos cov xov hlau → Cov neeg sib cuag huv → Hloov hloov
LED tsis teeb pom kev: Kos polarity → Hloov cov resistor
Waterproof tsis ua hauj lwm: Reinstall sealing nplhaib → Hloov aging Cheebtsam