Scrub System, Disc135Service Manual
SC6500|Service Note: Once the brush deck is in the lowered position, don’t turn the key switch off untilyou disconnect the battery pack (push in the Emergency Disconnect). This willprevent the scrub deck from automatically rising when the key is turned off.4. Turn the key switch off.5. Remove the Solution Feed Hose at solution distribution bladder located on the scrub deck.6. Remove bottom Scrub Deck Actuator Cotter Hair Pin, then push the Retainer Pin from its housing andmount bracket holes.7. Disconnect the Scrub Deck Actuator wire harness connector. Note that this will prevent the Scrub DeckActuator from being switched on and rising when it is disconnected from its deck mount.8. Note the correct brush motor wire connections at each individual motor, then remove all the wiring fromthe motor terminals.9. Locate the ID (identification) Resistor Plug on the scrub brush deck and separate its connector.10. Remove the four Hex Nuts, hex screws and bushings from the left and right front deck supports, thenswing the Pivot Support Arms away from their mounting holes.11. Remove the previously-installed wood blocking from underneath the drive discs. Note that this must bedone to get the needed clearance to remove the scrub deck.12. Carefully slide the complete deck assembly out from underneath the machine from its left side.Note: Observe the position of the disconnected lift actuator housing and swing it to the rear to clearits mount bracket pocket.Scrub Deck Lift ActuatorNote: All new replacement actuator motors are not shipped with the lift nut pre-adjusted for anyspecific machine model application.Note: The scrub deck must be removed to access the top mount bracket on the scrub deck lift motor.1. Remove the scrub deck by following the steps in the Scrub Brush Deck section.2. Locate and remove the upper CotterHair Pin from underneath the middleof the machine.3. Slide the actuator Mount Pin from thehousing and frame mounting bracketholes allowing the motor to drop downcompleting its removal.4. Refer to the Drive Nut Adjustmentsection for instructions on how toinstall a new drive nut and set theextended and retracted positions.5. Follow the above steps in reverseorder to install the scrub deckactuator.CotterHair PinMountPinMountPinCotterHair Pin
