Replacing Timing Belt
1.DISCONNECT LATHE FROM POWER!
2.Remove end cover, rear motor cover, and electrical cabinet.
Side | Gear | Sensor |
Cover |
| Wheel |
|
| |
Outer |
| Inner |
| Spanner | |
Spanner |
| |
| Nut | |
Nut |
| |
|
| |
|
| Speed |
|
| Sensor |
Figure 91. Components to be removed to
replace timing belt.
3.Using a fine-tip felt marker, place alignment marks on inner spanner nut and gear shown in Figure 91. The purpose or these marks is to help re-install the outer spanner nut.
4.Carefully remove outer spanner nut, speed sensor, and sensor wheel.
5.Remove side cover assembly.
6.Loosen motor mount hex nuts shown in Figure 92.
Motor
Mount
Hex Nuts
7.Slide off old timing belt and install the new one, making sure that belt teeth are seated together with pulley teeth (see Figure 93).
Timing
Belt
Figure 93. Timing belt installed.
8.Tension timing belt. (Refer to Tensioning Timing Belt on Page 60 for detailed instruc- tions.)
9.Check alignment marks you made on inner spanner nut and gear in Step 3. The marks should still be aligned.
—If marks are not aligned, adjust inner span- ner nut as needed to align them.
10.Re-install side cover, sensor wheel, speed sensor, and outer spanner nut.
11.Re-install electrical cabinet, rear motor cover, and end cover.
Figure 92. Location of motor mount hex nuts.
Model G0765 (Mfd. Since 12/13) |