Brookfield TT100 - Oriental Motor Gearbox Replacement; Groschopp Motor Replacement

Service
6-24 P/N M/97-520
Oriental Motor Gearbox Replacement
1. Remove the motor and defective gearbox and associated brack-
ets from the viscometer as described in Drive Endcap Service.
2. Remove the gearbox mounting screws from the motor and separate
the gearbox and motor as shown in Figure 6-10.
3. Attach the replacement gearbox to the existing motor using the
previously removed mounting screws.
4. Turn power ON to the motor control enclosure.
5. Check the gearbox for unusual noises or vibrations. Turn power
OFF.
6. Proceed with Drive Endcap Assembly.
Groschopp Motor Replacement
WARNING
Make sure power has been turned OFF at the motor and torque sensor
electronics enclosures before replacing the oriental motor.
1. Turn power OFF to the Motor and torque sensor electronics
enclosure.
2. Disconnect the power cable from the oriental motor.
3. Remove the four hex bolts from the motor bracket and remove the
motor as shown in Figure 6-13.
4. Remove the three gearbox mounting screws and washers and
remove the gearbox.
CAUTION
Support the motor shaft and spline gear to prevent damaging these
components during step 3.
5. Using an awl and a mallet, remove the pin from the spline gear.
Remove the spline gear from the motor shaft.
6. Using an awl and a mallet, install the spline gear and pin on the
replacement motor.
7. Apply gearbox lube to the gearbox.