Lincoln Electric Highvacuum unit CHD 4000 – 25000 Pa

- Damaged bearings must be replaced as soon as possible to prevent more significant damage to the motor and driven parts

- When a bearing needs to be replaced, the other bearing must also be replaced

- Seals must always be changed when bearings are changed.

Housings with bearings with no lubricator - Disassemble the motor; - Remove the old lubricant and clean the bearings and accessories with grease remover

- Put fresh lubricant: the filling rate of the housing with fresh lubricant is 50% of the free space. Housings with bearings with lubricator - Clean the waste grease channel

- If using the type of grease on the nameplate, remove the covers and clean the lubricator heads

- If a different grease from that on the nameplate is being used, the motor must be dismantled and the bearings and accessories cleaned with degreasing agent to remove the old grease before relubrication

- For proper lubrication, fill the inner free spaces of bearing retainers, flanges and grease pipes and 30% of the bearing free space

- Then rotate the motor shaft to spread the grease.

- Clean with compressed air in a very well ventilated room or by immersion in a solution of water + FILTERCLEAN 20L part no. W000342878 and dry with air

- Check that dust is not being deposited in large quantities on the motor ventilation blades and on the fixed and rotating parts of the fan; - Clean if necessary

- The fan wheel must be clean and regularly cleaned in order to avoid a drop in efficiency or wheel unbalance.