25
QV-680
MAINTENANCE
Mounting guide bar and chain
• Remove the sprocket guard with outer side plate,
leaving the inner side plate in position.
• Mount the guide bar ensuring that the chain
tensioner fits in the hole provided.
• Holding the bar in this position, feed the chain
around the sprocket and into the guide bar groove.
• Fit sprocket guard and nuts.
Secure the nuts hand tight.
NOTE
1. The inner side plate is fitted with a narrow
lubricating oil slot at the top.
2. The guide bar must be installed with the droop
pointing down.
3. Ensure that the chain is installed with the
cutters directed forward on the top of the bar.
4. Refer to page 17 for proper chain tension.
Accessories
• Special Chain Maintenance Kit
Part No. 999 440 0003 0
Includes:
Bench Grinder
Special Diamond Grinding Wheel
Depth Gauge Kit
Complete Sharpening Instructions
• Special ECHO Detergent Bar and Chain Oil Part
No. 36880 (one gallon)
• Special Replacement Bar (12 in. angle bar 0.063
in. gauge) Part No. 359860
• Special Carbide Replacement Chain (3/8 in. pitch
0.063 in. gauge) Part No. 7562505
Guide bar
Clutch
Adjustment hole
Chain
Sprocket guard
Nuts
Brake band
Guide bar studs
Содержание QV-680
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