L/S Precision Variable-Speed Drives Operating Manual
4-3
Masterflex
Section 4
Maintenance
A
C
D
Motor Gear and Brush
Replacement
Figure 4-2.
Motor Gear and Brush Replacement
A.
6-600 rpm gear assembly (included in service kit 07553-06)
B.
Gasket
C.
1-100 rpm gear set (included in service kit 07553-08)
D.
Gear Case cover assembly
E.
Brush Cap
F.
Motor Brush (set of two included in 07520-04)
B
F
E
Shaft Seal Inspection
A
B
Figure 4-3.
Shaft Seal Inspection
A.
Front plate assembly
B.
Front plate assembly screws (4)
1. Remove any pump(s) attached to the front of the drive. Clean any
foreign material from the outside diameter of the drive shaft.
2. Remove the four (4) screws (see Figure 4-3, Item B) that hold the front
plate assembly (see Figure 4-3, Item A) to the drive, and pull the front
plate assembly off the drive. #8-32 screws may be installed in the
pump-mounting holes to provide handles for pulling the plate
assembly off. Retain Item B screws for Step 8. DO NOT substitute
screws.
