Kaeser Screw Compressor BSD 50

Please observe national regulations regarding the use of cooling oil in oil-injected screw compressors.

Check operating conditions and adjust intervals as necessary.

Select the type of lubricant used

Enter the current machine hours

Was the oil replaced successfully?

Sign off on the oil replacement

Warning: The machine must be isolated from the compressed air system and completely vented before undertaking any work on the pressure system.

The oil separator cartridge cannot be cleaned.

The life of the oil separator cartridge is influenced by:

Precondition: The power supply disconnecting device is switched off. The disconnecting device is locked in the off position. A check has been made no voltage is present. The machine is fully vented, the pressure gauge reads 0 psig.

Unscrew the fitting 20 and carefully put the parts to one side, then pull out the copper pipe at item 15.

Unscrew the nut 19 and turn the air pipe 16 to one side.

Remove the cover retaining screws 17 and carefully lift the cover 14.

Take out the old oil separator cartridge 23 together with the gaskets 21 and dispose of these according to environmental protection regulations.

Only an authorized KAESER Service Technician should carry out service work.

Have service tasks carried out punctually taking ambient and operating conditions into account.

Up to 12,000 h - Have the valves checked.

Up to 12,000 h / At the latest every 3 years - Fan motor: Have the bearings checked.

Up to 36,000 h / At the latest every 6 years - Have hose lines replaced.

Up to 36,000 h / At the latest every 8 years - Drive motor: Have the bearings checked.

Sign off on the compressor maintenance

Notes on safety relief valve check

Overheating safety shutdown function check

Notes on overheating safety shutdown function check

Notes on water-cooling maintenance

WARNING: Danger of burning from hot surfaces! Wear long-sleeved clothing and protective gloves.

Has the machine been running at least 5 minutes under LOAD?

Is the indicator showing minimum level?

If the indicator shows minimum level, top up the cooling oil.

If the filter mats are clogged, adequate cooling of the components is no longer ensured. In such a case, clean or replace the filter mats.

Sign off on the weekly compressor maintenance