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Bushings, Trowel Arm
Replace if the trowel arm can be moved up and down more than 3/4 inch (19 mm) at
the end of the arm.
Carriage Bolts
Reset the height after trowel arm teardown or if the trowel develops chatter or
windmilling. Use height gage kit #07277 when setting.
Clutch
Lubricate clutch bushings if it does not disengage below 2000 rpm. See the
lubrication portion of the Maintenance section.
Gaskets and Seals Replace at every overhaul and teardown. Use MBW gasket and seal kit #05470.
Gearbox Oil Replace after the first 50 hours of operation, then every 500 operating hours or yearly.
Spark Plug Change after 75 hours of operation.
Torque Bolts Re-torque all the bolts after first eight hours of operation and check every 25 hours.
Worm Gear Replace if the teeth show wear marks or become sharp.
Worm Shaft Replace if the teeth show wear marks or become sharp.
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