Exmark NAVIGATOR User Manual

Maintenance
Loosensixdoorhingenuts(seeFigure38).
Opendoorandplacea3/8inchrubberstripor3/8
inchdiameterhosebetweenthehopperandhopper
door(seeFigure38).
Closedoorandpushtightagainsthopper.
Tightenhingehardware.Openhopperdoorand
removerubberstrip.
Figure38
1.Loosendoorhinge
nuts-threeperside
2.Placeapieceof3/8inch
(9.5mm)rubberonthis
surface
PTOBrakeSpring
Adjustment
PTObrakespringadjustmentisonlynecessaryifthe
blowerhasbeenremovedorreplacedorifthePTO
driveidlerarmhasbeendisassembled.
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Locatethebrakespringandthreadthetwojam
nutsouttotheendofthebrakespringrod(see
Figure39).
3.Tightenjamnutstogetheratendofbrakespring
rod.
Figure39
1.Tightenjamnutshere
2.PTOBrakespringassembly
DeckLockingPinStop
Adjustment
1.Slidedecklockingpinsinonbothsidesandrotate
tolockthedeckinthe“operation”position.
2.Loosenthejamnutandturnthestopscrew
clockwiseuntilthelockingpinsistightandcannot
berotatedbyhand(Figure40).
Figure40
1.Rotatestopscrewclockwiseuntillockingpinistight,
thenbackoff1/2turn.
2.Loosenjamnut
3.Loosenthestopscrewcounterclockwise1/2turn
andtightenthejamnut
4.Testthelockingpintomakesureitslidesfreely.
Readjustifnecessary.
47

Exmark NAVIGATOR Specifications

General

Drive System	Hydrostatic
Deck Construction	Fabricated
Transmission	Hydrostatic
Deck Material	Steel
Turning Radius	Zero-turn
Cutting Width	42 in
Blade Tip Speed	18, 500 fpm
Engine Type	V-Twin