KAESER BSD 50 User Manual

Interval Maintenance task See chapter
Up to 3,000 h Change the cooling air filter mat 10.3
Control cabinet:
change the filter mat
10.4
SIGMA CONTROL dis‐
play
Change the air filter element 10.8
Motor bearing maintenance 10.9
Check the coupling 10.10
SIGMA CONTROL dis‐
play
At least annually
Change the oil filter 10.17
SIGMA CONTROL dis‐
play
At the latest every 3 years
Change the oil separator cartridge 10.18
Variable (see table 49) Change the cooling oil 10.16
Annually Check the safety relief valve 10.11
Check the overheating safety shutdown function 10.12
Check the cooler for leaks 10.5
Water-cooling maintenance 10.6
Heat recovery system maintenance 10.7
Check that all electrical connections are tight –
h = operating hours
Tab. 48 Regular maintenance tasks
10.2.4 Cooling oil changing interval
Machine utilization and ambient conditions are important criteria for the number and length of the
change intervals.
Authorized KAESER Service representative will support you in determining appropriate inter‐
vals and provide information on the possibilities of oil analysis.
➤ Please observe national regulations regarding the use of cooling oil in oil-injected screw com‐
pressors.
➤ Check operating conditions and adjust intervals as necessary.
KAESER LUBRICANTS
SIGMA Lubricant Description Maximum Recommended Change Interval
First oil change Subsequent oil change
M–460 ISO 46 Semi-Synthetic
Lubricant
2,000 Hours 3,000 Hours
S–460 ISO 46 Synthetic Lubri‐
cant
6,000 Hours 8,000 Hours
S–680 ISO 68 Synthetic Lubri‐
cant
6,000 Hours 8,000 Hours
10 Maintenance
10.2 Maintenance schedule
64
Service Manual Screw Compressor
BSD 9_5708 08 USE

KAESER BSD 50 Specifications

General

Model	BSD 50
Category	Rotary Screw Compressor
Motor Power	30 kW
Noise Level	69 dB(A)
Drive Type	Direct