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THE VACUUM (OPTIONAL)
WORKS BEST WHEN YOU LET THE NOZZLE HOVER OVER THE WASTE.
SET SCREW
LOCK COLLAR
3
Loosen the lock collar by unscrewing and removing the set screw with an 1/8” Allen wrench. Insert a pin punch and tap at an angle with a ball peen hammer, turning the collar clockwise until you can remove it. (Before reassembling the collar, use sand paper to smooth the burr where the set screw enters the hub. Be sure the collar mounts flush with the out- side of the rotor bearing shaft.)
4
Remove the flange nuts from around the perimeter of the fan housing. Next, loosen but do not remove the three flange nuts holding the triangu- lar flangettes over the bearing. Pull apart the housings, then take off the flangettes and remove the entire fan housing. Position it underneath the unit, as seen in the next drawing...
▲CAUTION: FOR YOUR SAFETY ! AND TO MEET NATIONAL SAFETY STANDARDS, THE DISCHARGE DEFLECTOR AND HOPPER GUARD MUST BE MAINTAINED IN GOOD CON- DITION. SERIOUS PERSONAL INJURY MAY OCCUR IF THE SHIELD OR DEFLECTOR ARE NOT INTACT. IT IS THE OPERATOR’S RESPONSIBILITY TO
MAINTAIN THESE SAFETY DEVICES.
▲CAUTION: THE ROTOR WILL COAST ! EVEN AFTER THE ENGINE IS OFF. MAKE
SURE THIS ASSEMBLY IS FULLY STOPPED AND DISCONNECT THE SPARK PLUG WIRE BEFORE ANY MAINTENANCE OR SERVICE IS PERFORMED. IF THE ROTOR IS STILL TURNING, IT MAY CAUSE SERIOUS PERSONAL INJURY.
5
Note how the fan housing has been placed underneath. Put a rag there, too, to avoid scratching the housing. Use a 9/16” wrench to remove the 3/8” bolt from the center of the rotor shaft. (When reassembling, use a torque wrench to tighten this bolt to 45
6
Pull the rotor from the crankshaft by turning the rotor back and forth. There may be some resistance. Pull it off steadily, making sure that the hammers clear the inner wall of the center plate. (When reassembling, coat the exposed engine shaft and key with a liquid graphite or slip plate type compound.)
