Sunrise Medical TROPHY 20, Руководство по обслуживанию

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Service instructions | 47 Trophy 20 Service instructions | 47 Service instructions | 47
Replacing the carbon brushes
Preparation
• Switch off the scooter with the ignition key.
• Disconnect the batteries.
• Use a lifting device to raise the scooter clear of the
ground.
Instructions
The following operations are required to replace the carbon
brushes:
Note!
Suitable work area required!
• Remove the rear cover.
• Disconnect all motor connectors from the S-drive
controller.
• Lock the freewheel lever.
• Remove four hexagon bolts and remove the motor
cover.
• Unscrew the carbon brush cover.
• Pull the carbon brush out of the housing and remove the
brush.
• Inspect the collector on the anchor of the motor; if the
collector is seriously worn, replace the entire drive unit.
• Clean the collector on the anchor of the motor from dust
with pressed air.
• Place the carbon brush in the holder; this can be done in
one way only.
• Screw the new plastic screw cap onto the carbon brush
holder.
• Rebuild the scooter in the reverse order.
Relevant article numbers
• 1012313 Motor brush set (4 carbon brushes with covers)
Tools used
• Lifting device
• Screwdriver short
• Allen key, 4 mm
• Socket, 7 mm, 10 mm and 16 mm
Notice
• Some parts need to be replaced; the replacement is
indicated by a symbol.
• Make sure the scooter is switched off.
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