After vacuum quenching, the furnace should be kept below 66.

When there is dust or unclean in the furnace, the silk cloth soaked with alcohol or gasoline should be wiped and dried.

The sealing structure on the furnace body, vacuum system and other parts shall be cleaned with alcohol or gasoline and dried, and then assembled with vacuum grease.

The outer surface of vacuum quenching furnace is often wiped and cleaned.

The parts and parts car should be cleaned and dried before entering the furnace to prevent moisture and dirt from entering the furnace.

When the transmission parts are found to be jammed or limited, or the control is out of order, they should queue up immediately and do not force the operation to avoid damaging the parts.

The mechanical transmission parts of aluminum plate spot welding machine should be lubricated or replaced regularly.

Vacuum pumps, valves, measuring instruments, thermal instruments, electrical components and other accessories, are in accordance with the technical specifications of the products to repair and maintenance.

Maintenance operation shall be carried out in case of power failure. When carrying out maintenance under charged condition, the absolute safety of personnel and equipment must be ensured.