Exmark Lawn Tractor User Manual
Page 37
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Copper-based antiseize is used in the following locations:
a)
On threads of Blade Bolts (See Figure 3)
4.1.30
Dielectric
grease is used on all blade type electrical connections to prevent
corrosion and loss of contact.
4.2
ADJUSTMENTS
IMPORTANT: Disengage PTO, shut off engine, wait for all moving parts to stop,
and remove key before servicing, cleaning, or making any adjustments to the unit.
4.2.1
Cutting Height Adjustment:
a)
Stop machine and move drive levers out to neutral lock position.
b)
Disengage
PTO.
c)
Raise the deck lever to the transport position (also the 5” (12.7 cm) cutting
height position). See Figure 6.
The deck can be raised by pulling the deck lever up and/or by pushing on
the deck lift assist lever.
NOTE: When changing cutting height positions, always come to a
complete stop and disengage the PTO.
FIGURE 6
CUTTING HEIGHT POSITION
d)
Insert height adjustment pin into hole corresponding to desired cutting
height and install hairpin cotter. See decal on the side of deck lift plate.
e)
Move lever out of transport (or 5” (12.7 cm) cutting height) position and
down onto height
adjustment
pin
to
mow
at
selected height.
f)
To transport, move lever back up to transport (or 5” (12.7 cm) cutting
height) position.
Note: The foot operated deck lift assist lever can be used to momentarily
lift the deck to clear objects. Be sure that PTO is disengaged.
g)
Adjust anti-scalp rollers for Normal Operating Conditions. Place rollers in one
of the positions shown in Figure 7. Rollers will maintain 3/4 in. (19 mm)
clearance to the ground to minimize gouging and roller wear or damage.
For Maximum Deck Flotation, place rollers one hole position lower.
Rollers should maintain 1/4 in. (6.4 mm) clearance to ground. Do Not
adjust rollers to support the deck. Be sure roller bolts and nuts are
installed with the spring disc washer between head of the bolt and
mounting bracket. Torque the 3/8 nyloc nut to 30-35 ft-lbs. (41-47 N-m)
Torque the 3/8-24x2 Gr 8 hex capscrew to 50-55 ft-lbs (68-75 N-m)