Maximum
Operating
Limits
MODEL RPM VACUUM
in. Hg (mbar)
TEMPERATURE RISE
F
o
(C
o
)
3003 3600 12 (510) 180 (82)
4005 3600 14 (540) 210 (117)
4007 3600 14 (510) 170 (94)
10
LOBES TO END PLATES INTERLOBE LOBE TO CASING
MODEL DRIVE END GEAR END TOTAL
TIP-DOWEL TIP-PORT
3003 .005” - .008”
(.13 - .20)
.003” - .005”
(.08 - .13)
.009” - .012”
(.23 - .30)
.006” - .012”
(.15 - .30)
.002” - .005”
(.05 - .13)
.004” - .007”
(.10 - .18)
4005-22L3-5837
4005-22L3-7964
4007-22R3-7963
4007-22R3-5874
Min. Drive Cl.
.012” (.30)
.012” (.30)
.010” (.25)
.010” (.25)
Min. Driven Cl
.015” (.38)
.015” (.38)
.017” (.43)
.017” (.43)
HydraMaster
Maintenance and Service Specifications Sheet
Assembly Clearances
Metric values (mm) are shown in parentheses ( )
All other values are in inches