Cessna 402/402C/B379 Businessliner/Utiliner
Flight Crew Commercial
Aircraft Equipment Problem Less Severe
Flight Crew Overcame Equipment Problem
Aircraft
During flight the HYDFLOW lights started to flicker. Knowing what is coming; I sat gear down; performed the QRH; got 3 green down and locked. [I] ended up blowing the bottle; landed safe and sound; wrote on the can; [and] called Maintenance Control.
C402 pilot reported hydraulic system malfunction.