The following measures can be taken according to the unit case:

⑴select the appropriate red switch parameters.

⑵develop appropriate temperature and pressure curves.

⑶promptly use cylinders, flanges heater for controlling the temperature difference of the metal components within a predetermined range.

⑷speed control increases the speed and fixed speed warm-up time, after-load, according to the master cylinder temperature rise load speed.

⑸timely adjustment vacuum when warming punch machines.

⑹Bearing seal steam supply using appropriate and timely adjustments.