How to Replace Mower Belts for an Ariens Apex
The following instructions are for the Ariens Apex, which are for the Apex 48 #991153, and Apex 52 #991155 mower models. Before attempting to work on/with your equipment in any way, always refer to your owner’s manual for safety information.
Remove PTO Belt
- Place the unit in service position.
- Position the mower deck at the lowest cutting height.
- Remove the hardware securing the belt covers to the deck and remove the belt covers.
- Slowly remove the spring hook form the anchor bolt to release tension from the belt idler.
- Remove the PTO belt
Remove Mower Drive Belt
- Remove the PTO belt.
- Slowly remove the spring hook from the anchor bolt to release tension from the belt idler.
- Remove the mower drive belt.
Install Mower Drive Belt
- Install the mower drive belt from around the bottom groove of the split pulley at the deck center and around the bottom groove of the right spindle pulley.
- Reinstall the idler spring hook around the anchor bolt to apply tension to the belt.
Install PTO Belt
- Important: The mower drive belt MUST be installed before the PTO belt.
- Install the PTO belt around the clutch sheave at the rear of the unit.
- Install the PTO belt around the top groove of the split pulley at the deck center and around the left spindle pulley.
- Align the belt with the idler pulleys.
- Reinstall the idler spring hook around the anchor bolt to apply tension to the belt.
- Important: Make sure the belts are correctly aligned in the pulleys.
- Reinstall the belt covers and secure it with the original hardware.
For information about safety, warranty, and your specific model, read and be familiar with your owner’s manual.
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