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7.3 Oil Colour Inspection
WARNING
Oil “YLC 250 B” contaminated chemically or by foreign bodies.
Risk of explosion!
If the oil becomes dark:
• Contact your Busch representative without delay.
• Make sure that the oil is either light or transparent.
If the oil becomes dark or looks different from the initial colour:
• Change the oil immediately, see
You can consult your Busch representative in order to find out why this colour change
has occurred.
7.4 Oil and Oil Filter Change
WARNING
Fill the machine with wrong oil type.
Risk of fire!
• Only use oil approved by Busch and suitable for oxygen application, see
NOTICE
Use of an inappropriate oil.
Risk of premature failure!
Loss of efficiency!
• Only use an oil type which has previously been approved and recommended by
Busch.
A lead seal is applied on the oil fill plug (OFP) and the oil drain plug (ODP) in order to
prevent wrong material from being filled in.
Lead seal must only be removed and applied by authorised and trained personnel, seek
advice from your Busch representative.
NOTICE
Remove lead seal without Busch approval.
Loss of Busch liability!
• Ask your Busch representative before filling or draining the oil.