Valve handwheel hpe shaft a worm extension a manual mechanism ntsa kaw jung da nna, n-gun ja ai pin hte ngang ngang jum da ai. Lata n-gang hpe daw kau na matu, spring pin hpe shaw kau nna, lata n-gang hpe shaw kau ra ai. Dai valve hpe aten na na lang sai rai na re, elastic pin gaw n-gun yawm mat nna, shaw kau na matu grau yak wa ai, dai gaw shawng nnan hka garan ai shaloi gap kaw loi mi n-gun yawm mat chye ai, minit 5 kaw nna 10 laman la nna shang wa hkra la ra ai, dai hpang lahta na ladat hte maren galaw ra ai .
Hnagzhou mare na Xiaoshan ginwang, Xintang lam, Zixia kahtawng kaw nga ai Hangzhou Xiaoshan Chuangye magri galaw shapraw ai jak rung gaw, Zixia kahtawng kaw nga ai. Dai jakrung kaw nna Hangzhou Xiaoshan mungkan nbungli pa de minit 30 daram sha ra ai.
