S
7,
Carefullytilt and supportthe unit up to provide
access underneath to the nozzlemountinghardware
and impeller.Removethe threeshoulderbolts
securingthe black plasticlowerflail housingto the
lowerhousing.Referto Figure5-6,
8.
Tilt topof blackplasticlowerflail housingtowardthe
engineto remove,
9,
Usinga 3/16" allenwrench,removethe flat headcap
screwsthat hold the chipperbladeto the impeller.
These screwsare accessiblethroughthe opening
createdwhenthe chipperchute was removedearlier.
See Figure5-7,
10. The nuts on the flat head cap screwscan be
reachedfrom underneathusinga 1/2-inchsocket,
universal,and extension,See Figure5-8,
11, Replaceor sharpenchipperblade,The bladecan be
sharpenedwith a file or on a grindingwheel.
12, Whensharpeningblade,protecthandsbyusing
glovesand followthe originalangle of grind,
13. Reassemble by performing the previousstepsin the
oppositeorderand mannerof removal,
NOTE:Tightenblade screwsto 210- 250 in-lbs. Make
certain chipperblade is reassembled with the sharpedge
facing upward.
OFF SEASON
STORAGE
•
Whenstoringthe yardvacuumin an unventilated
or metal storageshed, careshouldbe takento
rustproofthe non-paintedsurfaces.Usinga light
oil or silicone,coat theequipment,especiallyany
springs,bearings,and cables.
Removeall dirt fromexteriorof engine andequip-
ment.
Followlubricationrecommendations.
Referto enginemanualfor correctenginestorage
instructions.
Storeequipmentin a clean,dry area.Do not store
in an area whereequipmentispresentthat may use
a pilot lightor hasa componentthat can createa
spark.
Black
Nozzle
Shoulder Screws
Figure5-6
f
Flat Head Ca
Screws
Chipper Blade
Figure5-7
Figure5-8
Chipper
Shredder
ii i _iI_ ii
17