Operating instructions

30
Maintenance
Burnisher Motor Replacement
1. Remove the pad driver assembly.
2. Lower the burnisher deck using the Function Mode
Switch.
3. Turn the key to the off position.
4. Unplug the battery pack from the machine.
5. Disconnect the positive and negative wires from
the posts at the front of the motor. Note the
positions for reassembly. Isolate the ends of the
wires as batteries will be connected in step 6.
6. Unhook deck lift springs, one per side. Prevent
bracket from retracting inside body of machine by
using holes and temporary cross pin.
7. Remove the hardware (4X) connecting the linkage
to the motor mount. Note the stack arrangement of
the hardware for reassembly.
8. Plug in the battery pack. Turn on the key. Turn the
Function Mode Switch to transport to raise upper
linkage.
9. Slide the deck assembly from under the machine.
10. Flip the deck assembly over.
11. Slide Pad Rotation Lock lever in and hold while
removing bolt and washer from pad driver hub.
12. Release Pad Rotation Lock lever slide hub and key
off motor shaft.
13. Remove bolts and washers (4X) holding inner
shroud and plate. Remove motor from shrouds and
motor mount.
14. Reverse process to reinstall.
Burnisher Motor Carbon Brush Ring
Replacement
1. Follow steps 1-9 of “Burnisher Motor Replacement”
to access the top of the motor.
2. Remove flat head screws (4X) in the motor cover.
Remove the cover.
3. Remove hex head screws (4X) holding the brush
ring assembly to the motor casting.
4. Slide the brush ring assembly off the motor
commutator.
5. Clean excessive carbon deposits off motor compo-
nents with compressed air.
6. Prepare new brush assembly for use by inserting
individual brush springs into brush guides. Check
each brush to ensure proper movement after
installing springs.
7. Depress brushes as required to insert brush
housing over commutator.
8. Check area under cable lugs to make sure brush
ring is seated against casting fully.
9. Replace hex head screws (4X) holding the brush
ring assembly.
10. Rotate motor to check for smooth rotation.
11. Replace motor cover and flat head screws (4X).
12. Reverse steps in step 1 to reinstall to machine.
Deck Actuator Removal / Replacement
FOR SAFETY: Before leaving or servicing machine,
stop on a level surface. Turn off machine.
1. Support deck under pad driver so that actuator pins
can be removed.
2. Remove bumper screws (2).
3. Remove front battery.
4. Pull steering shaft.
5. Disconnect actuator from wiring harness.
6. From the underside of the machine, remove lower
lifting pin from actuator.
7. Remove clevis pin from actuator upper bracket.
8. Lift actuator upward and free from machine.
9. Reverse steps to install.
86446780 Operator Manual - Chariot 2 iGloss 20