When do you need to replace a V belt?

When do you need to replace a V belt?

Metric V-belts have profiles that ad- here to international standards set by organizations such as ISO (Interna- tional Organization for Standardiza- tion) and DIN (the German Institute for Standardization) (Figure 5). They are used to replace belts on industrial machinery manufactured in other parts of the world.

What does it mean to have a joined V belt?

A joined V-belt is, in essence, a number of single V-belts joined togeth- er with a continuous tie-band across the back (see Figure 8). A joined V-belt increases lateral ri- gidity to reduce belt whip and main- tain stability under shock loads.

How can you tell if your V belt has worn out?

Signs of sheave wear include groove sidewall cupping and/or a polished groove sidewall with ridges. Use a sheave gauge (Figure 10) to detect excessive sheave groove wear, and replace sheaves immediately when worn.

What are the different sizes of V belts?

Belts manufactured with this profile come in several sizes (A, B, C, D, E) and lengths (Figure 3), and are widely used to replace V-belts in older, existing applications.

What should I do when replacing my V-belt?

When replacing V-belts, maintenance professionals must verify that the replacements are the correct size. The belt should ride in the groove with its top flat surface level with the outer edge of the sheave. Belts should always be installed in matched sets, and never install belts from different manufacturers on the same motor.

Signs of sheave wear include groove sidewall cupping and/or a polished groove sidewall with ridges. Use a sheave gauge (Figure 10) to detect excessive sheave groove wear, and replace sheaves immediately when worn.

Where is the blade drive belt on a Toro riding mower?

Push in the blade belt idler pulley and roll the blade drive belt off the left blade pulley. Reach under the rear of the mower frame and remove the blade drive belt from the electric clutch. Disconnect the mower deck mounting pins and release the hanging brackets from the mower deck.

How do you replace the ground drive belt on a riding lawn mower?

Have a helper lift the driver seat forward and push on the idler pulley bracket while you roll the ground drive belt off the engine pulley. Release the ground drive belt from the transmission pulleys and pull the belt out of the mower. Route the new ground drive belt over the cooling fans and onto the transmission pulleys.