Ariens 915057 Air Cleaner User Manual


 
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4.7 LEVELING AND ADJUSTING PITCH
OF MOWER DECK
Adjust on a level surface, with the tires inflated to the
correct air pressure.
Level Mower Deck
1. Install adjustment pin in the fourth adjustment hole
(Figure 7).
Figure 7
2. Rotate the right and left mower blades until the
ends of both mower blades are facing rearward
(Figure 8).
NOTE: The rear blade cutting height should be 2-7/8 to
3 in. (7.3 to 7.6 cm) from rear edge of mower blades to
the ground on both blades (Figure 8).
IMPORTANT: The distance from rear edge of mower
blades to the ground MUST NOT exceed 3 in. (7.6 cm)
(Figure 8).
Figure 8
3. Measure from rear edge of mower blades to the
ground.
4. Perform steps 5 through 7 if the measurement is
too high to too low on either side of mower deck.
5. Remove rear lift link and rear trunnion from mower
deck and mower lift.
TO RAISE the mower deck, turn rear trunnion
clockwise several turns.
TO LOWER the mower deck, turn rear trunnion
counterclockwise several turns.
6. Install rear trunnion and rear lift link on mower deck
and mower lift.
7. Check that the mower deck is level:
Rotate right and left mower blades to face side-to-
side.
Measure outer edge of mower blades to ground.
Measurement must be within 1/4 inch (6.35 mm).
If mower deck is not level, repeat steps 5 and 6.
If mower deck is level, record the distance from
rear edge of mower blades to the ground and then
adjust pitch of mower deck.
Adjust Pitch of Mower Deck
IMPORTANT: The mower blade end used to level the
mower deck must be used to adjust the pitch of the
mower deck.
1. Rotate the right and left mower blades 90 degrees
until the end of the mower blade that was used to
level the mower deck is facing forward (Figure 8).
NOTE: The front blade cutting height should be 1/16 -
1/4 inch (1.59 - 6.35 mm) lower than the rear blade cut-
ting height.
2. Measure from front edge of right and left mower
blades to the ground.
3. Subtract front blade cutting height measurement
from rear blade cutting height measurement.
4. Perform steps 5 through 7 if the front blade cutting
height is too high or too low on either side on either
side of mower deck.
5. Remove front lift link and front trunnion from mower
deck and mower lift (Figure 6).
TO RAISE the mower deck, turn front trunnion
clockwise several turns.
TO LOWER the mower deck, turn front trunnion
counterclockwise several turns.
6. Install front trunnion and front lift link on mower
deck and mower lift.
7. Check mower deck pitch.
If mower deck pitch is not correct, repeat steps 2
through 6.
If mower deck pitch is correct, the adjustment is
complete.
4.8 ADJUSTING ANTI-SCALP ROLLER
NOTE: The anti-scalp rollers are intended to prevent
lawn scalping, not to control cutting height. All anti-
scalp rollers should be set at the same height.
1
2
1. Adjustment Pin
2. Mower Lift Pedal
OE0060
Mower Deck Shown
From The Side
1
2
3
4
5
6
1. Mower Deck
2. Mower Blade
3. Front of Mower Deck
4. Front Blade Cutting Height
5. Ground
6. Rear Blade Cutting Height
OE0010