REPLACING GUIDE BAR / SAW CHAIN
1. | Lay new saw chain out flat. |
2. | Remove sprocket cover. |
3. | Remove guide bar nuts from guide bar bolts (see Figure 16). |
4. | Turn adjusting screw counterclockwise (see Figure 17). |
| Continue to turn adjusting screw until adjusting block is to |
| rear of adjusting plate. |
5. | Remove old guide bar/saw chain. |
6. | Install new guide bar onto saw body. Place rear of guide |
| bar between adjusting plate and sprocket support. |
| IMPORTANT: Make sure to insert adjusting block into |
| oval adjusting hole on guide bar. |
| Cutting |
Towards | Edge |
Guide |
|
Bar Nose |
|
Saw
Drive
Chain
Sprocket
Guide Bar
Bolts
7. | Attach guide bar nuts to guide bar bolts. |
| IMPORTANT: Tighten guide bar nuts finger tight only. Make |
| sure adjusting block is in oval adjusting hole on guide bar. |
8. | Place chain around drive sprocket, then along top groove |
| of guide bar and around guide bar nose. |
| Note: Make sure cutting edges of chain are facing the |
| right direction. Position chain so cutting edges on top of |
| guide bar face guide bar nose (see Figure 17). |
Guide Bar
Nuts
Sprocket
Support
Guide
Bar
Adjusting Hole
!CAUTION
Do not place chain on saw backwards. If chain is backwards, saw will vibrate badly and will not cut.
9.Adjust saw chain tension. Follow steps under Saw Chain Tension Adjustment, page 10.
10.Replace sprocket cover.
Figure 16 - Assembling Guide Bar, Chain, and Hand Guard
Sprocket
Support
Adjusting | Adjusting |
Block | Plate |
Adjusting
Screw
Figure 17 - Part Locations for Assembling Guide Bar
100549 | 11 |
|
