Nilfisk SC800 ST User Manual

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Service Manual: SC750, SC800, SC 750 ST, SC800 ST

Form Number 56043150 Page 122

6. Note the orientaon of the brush motor electrical leads relave to the deck to make sure you install the motor in

the same posion. You may want to mark the orientaon of the brush motor to the motor plate. Then separate

the brush motor from the motor plate by removing the 4 aaching screws and remove the motor.

7. Reassemble in reverse order nong the following:

8. Use a small amount of Locte Threadlocker blue 243 or equivalent on all fasteners.

9. Apply Locte An-seize (90101A) to the bore of the eccentric before installing eccentric on brush motor sha.

Drive Motor, Bearing and Eccentric

Removal

1. Remove the brush head and brush motor according to the pre-

vious secons.

2. Press the eccentric out of the bearing inner race using an arbor

press.

3. Remove the bearing retainer by removing the three fasteners.

4. Press the bearing out of the driver motor using an arbor press.

Installation

1. Apply Locte 609 retaining compound to the bearing bore in

the driver motor and to the surface of the inner bearing race.

Plate

Motor

Driver Motor

Bearing

Eccentric

Bearing

Retainer

Gasket

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Nilfisk SC800 ST Heavy-Duty Cleaning