Ariens 915103-1840 Specifications download pdf (Page 20)

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Adjusting The Mower Deck To Adjust

Mower Blade Height And Pitch

(Figure 12):

NOTE: Adjusting the mower deck will adjust

he height and pitch of the mower blades.

1. Adjust the trunnions first and re-take the

three measurements required to level

and adjust the pitch of the mower deck.

These measurements are:

a. The distance from the mower

blades to the ground.

b. The forward pitch of the mower

blades.

c. The pitch of the mower blades

from side-to-side.

2. Repeat step 1 as needed until all three

measurements are within the tolerances

specified.

REPLACING MOWER BLADE

Remove (Figure 13)

1. Block mower blades to prevent rotation.

2. Remove mounting hardware and mower

blades from mower deck.

Install (Figure 13)

1. Install mower blades on mower deck

with mounting hardware.

2. Torque 5/8-inch hex bolt to 80 to 120 lbf-

ft (108 to 163 N•m).

SHARPENING MOWER BLADE

Figure 12

1. Trunnion 2. Mower Deck

1

2

CAUTION: Mower blades are

sharp and can cut you. Wrap the

blades or wear gloves, and use

extra caution when servicing

them.

CAUTION: DO NOT sharpen

mower blade while on unit. An

unbalanced mower blade will

cause excessive vibration and

eventual damage to unit. Check

mower blade balance prior to

reinstalling mower blades.

NEVER weld or straighten mower

blades.

2

1. Flat Washer

2. Bevel Washer

3. 5/8-inch Hex Bolt

4. Mower Blade

3

4

Figure 13

1

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