The roots rotary lobe blower is a positive displacement type unit whose pumping capacity is determined by size operating speed and pressure conditions.
Dresser roots rotary lobe blower manual.
Howden roots rotary lobe blower configuration information roots irb 180 102 urai ram manual rev 12 02 dresser 2002 howden roots universal rai urai dsl urai dvj dsl urai g metric series iom.
All units are equipped with an effective splash oil lubrication system.
A roots blower or exhauster must be operated within certain approved limiting conditions to enable continued satisfactory performance.
Warranty is contingent on such operation.
Since 1854 we have been continuously manufacturing and developing the rotary positive displacement blowers under the industry respected name roots tm.
The roots air blowers described in this manual represent both the basic type of roots anti friction system ras rotary lobe arrangement and the proprietary roots ras whispair design with gear diameters ranging from 10 to 20 inches.
Notify roots giving all nameplate information plus an outline of operating conditions and a description of the trouble.
Maximum limits for pressure temperature and speed are specified in table 1 for various models sizes of blowers and exhausters.
Blowers exhausters compressors oots installation operation maintenance in event of trouble during installation or operation do not attempt repairs of roots furnished equipment.
It employs two double lobe impellers mounted on parallel shafts and rotating in opposite directions within a cylinder closed at the ends by headplates.