2 sentences

1. 这台锅炉需要维修。

   zhè tái guō​lú xū​yào wéi​xiū.

   This boiler needs maintenance.

   Source: Dong Chinese Dictionary

2. 锅炉由于故障突然停车了。

   guō​lú yóu​yú gù​zhàng tū​rán tíng​chē le.

   The boiler suddenly shut down due to a malfunction.

   Source: Dong Chinese Dictionary