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RFL-7-500 Page 20
6.6
Checking the Rotation Speed, Vacuum and Pressure
Rotation Speed
Vacuum at the Vacuum Meter
Check manually whether the ventilation valve responds.
Pressure at the Manometer
The maximum permissible value can be seen on the rating plate (see
section 3.1
, for details).
Check manually whether the safety valve blows off.
6.7
Lubrication Oils for Compressor/Vacuum Pumps
The permissible oils are single-grade oils of the specifications:
The standard lubricating oil type for the RFL 102 is SAE 30.
For ambient temperatures above 40°C — use SAE 40
For ambient temperatures below 0°C — use SAE 20
For the RFL 102, single-grade oils are recommended. Use of multi-grade oils can cause damage to the machine. Such use also
causes the warranty from Gardner Denver to become void.
If the machine is used for suction or compression of gases, please contact us and ask about the correct oils to use!
Permitted speed ranges:
Driven by drive shaft
1000…1500 min
-1
(RPM)
Permitted minimum suction pressures:
Continuous operating vacuum
200 mbar
Max. operating vacuum briefly (up to
3 min/h)
150 mbar
API:
CD/SF or higher
MIL:
L2104 C or higher
Summary of Contents for RFL Series
Page 1: ...PD BLOWERS VACUUM PUMPS RFL SERIES Owner s Manual RFL 102 RFL 7 500 Version 03 April 11 2018...
Page 33: ...NOTES...
Page 34: ...NOTES...
Page 35: ...NOTES...
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