Ariens Max Zoom 48 CARB Owner's/Operator's Manual page 22

Purging the Hydraulic System
WARNING: This adjustment
requires operating the engine. Use
extreme care to avoid contact with
moving parts and hot surfaces. Be
sure rear of unit is well supported
and secure before starting engine.
1. With the unit up to and facing a wall, jack
up the unit so that both drive wheels are
off the ground.
2. Disengage the parking brake and put the
transaxle bypass levers in the neutral
position. See Moving the Unit with the
Engine Off on page 18.
3. Start the engine and slowly move the
steering levers in forward and reverse
five or six times.
4. Stop the engine and put the transaxle
bypass levers in the drive position. See
Moving the Unit with the Engine Off on
page 18.
5. Start the engine and slowly move the
steering levers in forward and reverse
five or six times.
6. Stop the engine, check the oil level and
add oil as needed.
7. Repeat steps 2 – 6 until the transaxles
operate smoothly in forward and reverse
at normal speeds without excessive
noise.
MOWER BLADES
Remove
CAUTION: Use sturdy gloves or
padding to protect hands when
working with mower blades.
1. Turn the engine off. Remove the ignition
key. Remove the ignition wire from the
spark plugs.
2. Remove the bolts, cup washer, and
blades from the spindle shafts.
Replace
1. Put the blades, cup washers, and the
bolts back on the spindle shafts.
2. Tighten the bolts to a torque of
115 – 160 lbf-ft (156 – 217 N•m).
3. Replace the ignition wire on the spark
plugs.
1
1. Blade
2. Cup Washer
3. Bolt
Sharpen the Mower Blades
CAUTION: DO NOT sharpen mower
blades while on unit. An unbalanced
mower blade will cause excessive
vibration and eventual damage to
unit. Check mower blade balance
before reinstalling blades.
NEVER weld or straighten bent
blades.
1. Remove mower blade from unit. Discard
mower blade if:
• More than 1/2 in. (1.27 cm) of metal is
removed.
• Air lifts become eroded.
• Blade is bent or broken.
2. Sharpen mower blade by removing an
equal amount of material from each end
of mower blade. DO NOT change angle
of cutting edge or round the corner of the
mower blade.
3. Check mower blade balance.
Slide mower blade on an unthreaded
bolt. A balanced blade should remain in
a horizontal position. If either end of
mower blade moves downward, sharpen
the heavy end until blade is balanced.
4. Install mower blade(s) on unit.
5. Tighten the bolts to a torque of 115 –
160 lbf-ft (156 – 217 N•m).
EN - 22
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3
Figure 8