Common fault analysis of single chamber vacuum packaging machine:

1. The sealing quality is not good: the cooling time is short, the temperature is too high or too low; the air bag leaks, the pressure is insufficient, and the upper and lower heating rows do not match.

2. The power supply does not work: the voltage is too low, the fuse is blown, or the air switch is tripped; the pump is stuck or the pump motor is difficult to start, the travel switch is misaligned or the emergency stop is in the stop state.

3, the degree of vacuum can not go: The machine vacuum pump has the problem of lack of oil or oil number, oil quality; machine vacuum main pipe congratulates the air bag tube leaking phenomenon; vacuum time is broken.