Ariens Max Zoom 60 Owners Manual - Page 23

Sharpen the Mower Blades BATTERY 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). DO NOT Sharpen to This Pattern 1 2 4 WARNING: AVOID INJURY. Read and understand entire Safety section before proceeding. WARNING: Battery posts, terminals and related accessories contain lead and lead compounds, chemicals known to the State of California to cause cancer and reproductive harm. Wash hands after handling. Unit comes equipped with a maintenancefree battery that requires no regular maintenance except cleaning the terminals. Remove Battery 1. Shut OFF engine. Engage parking brake. Remove the ignition key. 2. Place seat in the service position (See Maintenance Schedule on page 19). 3. Disconnect cables from battery (negative, then positive) (Figure 11). 4. Remove hold down and remove battery. Replace Battery 1. Replace battery and secure with battery hold down. 2. Reconnect cables to battery (positive, then negative). Position boot over positive terminal. 3. Return seat to operating position. Clean Battery Keep battery and its terminals clean. Inspect every 100 operating hours or monthly for best performance. DISCARD if more than 1/2 in. (1.27 cm) 1 3 OT0792 4 Sharpen to this pattern 1. Cutting Edge 2. Square Corner 3. Air Lift Erosion 4. Air Lift Figure 10 GB - 23