Accessory Drive Belt
Satisfactory performance of belt driven accessories depends on belt condition and proper belt tension. Belt replacement under any or all of the following conditions is required:
- Excessive wear.
- Frayed cords.
- Severe glazing.
V-ribbed belt system with back drive pulley may develop minor cracks across ribbed side (due to reverse bending). These minor cracks are considered normal and acceptable. Parallel cracks are not. See Fig 1 .