Main motor bearings
Refer to the motor re-greasing data plate for the recommended grease type, the greasing
quantity and interval for the motor bearings.
Fan motor bearings of ZT compressors
The bearings of the fan motor are greased for life.
6.3
Oil specifications
Roto-Z lubricating oil
Use Atlas Copco Roto-Z oil which is specially developed for oil-free rotary compressors. This oil
has a long service life and ensures optimum lubrication.
Atlas Copco Roto-Z oil can be ordered in following quantities:
Quantity (US gal)
1.32 US gal can
5.28 US gal can
55.18 US gal drum
6.4
Storage after installation
Run the compressor, e.g. twice a week, until warm.
If the compressor is going to be stored without running from time to time, protective measures
must be taken. Consult Atlas Copco.
92
Ordering number
2908 8503 00
2908 8501 01
2908 8500 00
Instruction book
AIF999999
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