1. Don't throw or drop the solenoid valve when take it, to avoid breaking valve.
2. Because solenoid pilot valve is sophisticated component, can't crash pilot valve by outside force, otherwise solenoid valve break possibly.
3. Don't dismantle solenoid valve freely. If the screw (M1.6x14) becomes loose, please tighten it by torqueb 0.1-0.12N.m.