Ariens Zoom XL 54 Owners Manual - Page 20

Lowest Cutting Position 3 1 2 1-1/2 in. + 1/4 in. (3.8 cm + 0.64 cm) Highest Cutting Position 3 1 2 The Pitch Of The Mower Blades From Side-To-Side (Figure 15) • Should be within 1/4 in. (6.35 mm) as measured on each side of the mower deck. NOTE: This measurement must be taken when the mower blade ends are perpendicular (at a right angle) to the frame of the unit. Side-To-Side Pitch 1 3 2 4-1/2 in. + 1/4 in. (11.4 cm + 0.64 cm) 1. Mower Deck 2. Mower Blade 3. Ground Figure 13 The Forward Pitch Of The Mower Blades (Figure 14) • Should be 0 in (0 mm) to 1/4 in. (6.35 mm) pitched forward. NOTE: This measurement must be taken when the mower blades ends are facing forward. Forward Pitch of Mower Blades 3 12 Forward Pitch = 0 in (0 mm) to 1/4 in. (6.35 mm) 1. Mower Deck 2. Mower Blade 3. Ground Figure 14 Front of Mower Deck 1/4-in. (6.35 cm) from Side-To-Side 1. Mower Deck 2. Mower Blade 3. Ground Figure 15 Adjusting The Mower Deck To Adjust Mower Blade Height And Pitch (Figure 17) NOTE: Adjusting the mower deck will adjust the 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. GB - 20