2. Clean the rubber sealing strips with a lint-free cloth and check for cracks, holes and other dam‐
age.
Damaged gasket: have gasket replaced.
3. Properly grease the rubber strips.
4. Replace any removed panels and close the service door.
10.10 Check/replace hose lines
Overview of hose lines of machine:
■ Fuel lines of the drive engine
■ Pressure hoses of the drive engine
■ Pressure hoses of the compressor
The hose line are subject to natural aging regardless of proper storage or permitted utilization
during machine operation. This aging changes the material and compound properties and re‐
duces the performance capability of the hose lines. As a result the period of use for hose
lines is limited.
The operator must ensure that all hose lines are checked at reasonable intervals and are re‐
placed if required, see maintenance schedule 10.3.4.1
➤ Comply with all instructions!
10.10.1 Replace the fuel lines of the drive engine
➤ Have an authorized KAESER service representative replace the fuel lines of the drive engine.
10.10.2 Replace the pressure hoses of the engine
Overview of all pressure hoses at engine:
■ Engine oil
■ Coolant for the water cooler
■ Charge air (if available)
➤ Have an authorized KAESER service representative replace the pressure hoses of the engine.
10.10.3 Replace the pressure hoses of the compressor
Overview of all pressure hoses on the compressor:
■ Cooling oil
■ Compressed air
■ Control air
■ Condensate
➤ Have an authorized KAESER service representative replace the pressure hoses of the com‐
pressor.
10 Maintenance
10.10 Check/replace hose lines
148
Operator Manual Portable Rotary Screw Compressor
MOBILAIR M58utility SIGMA CONTROL SMART
No.: 901779 08 USE
