Harbor Freight Tools 67255 User Manual - Page 11

Replacing the Saw Chain

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Safety Setup Replacing the Saw Chain Do not install a Saw Chain or Chain Guide Bar other than the size and type provided and listed in the Specifications Chart on page 8. 1. Soak the new Saw Chain overnight in Bar and Chain Oil (sold separately). 2. Remove the Nut Cover (1) and loosen the Nut (2) on the Drive Cover (3), then loosen the Tension Screw (26) counter-clockwise until the Saw Chain (72) is loose. 3. Unthread the Nut and remove the Drive Cover. 4. Push the Chain Guide Bar (71) towards the Sprocket (6) to further loosen the Saw Chain. Cutter Drivelink Tip of Bar CUTTERS MUST FACE IN DIRECTION OF ROTATION Cutters Depth Gauge 5. Remove the Saw Chain from the Sprocket, then the Guide Bar. Note: Check the condition of the Sprocket when replacing the chain. The Sprocket should be replaced if it shows signs of wear or is damaged. If needed, have the Sprocket replaced and the bearings greased by a qualified technician. Drive Links Direction of Saw Chain Cutters Chain Sprocket Guide Bar Figure D: Sprocket location with Guide Bar and Saw Chain in place Note: Check the condition of the Chain Guide Bar when replacing the chain. Refer to Chain Guide Bar Care on page 17. 6. Flip the Chain Guide Bar over before mounting the new Saw Chain. This will ensure that the Chain Guide Bar wears evenly over time. Saw Guide Bar Nose 7. Place the new Saw Chain around the Sprocket and over the Guide Bar. Make sure the Cutters of the Saw Chain are facing away from the Chain Saw along the top edge of the Guide Bar. Fit the Chain in the groove around the Guide Bar. 8. Replace the Drive Cover. Note: For proper placement the tab on the Drive Cover must slide into a slot on the Right Housing (29) and the pin on the bottom of the Drive Cover must fit into its hole on the Housing prior to securing the Nut. Do not force. 9. Finger tighten the Nut, then tension the Saw Chain following the steps in Adjusting Saw Chain Tension on page 10. Operation Maintenance Item 67255 For technical questions, please call 1-888-866-5797. Page 11

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Page 11
For technical questions, please call 1-888-866-5797.
Item 67255
SAFETY
OPERATION
MAINTENANCE
SETUP
Replacing the Saw Chain
Do not install a Saw Chain or Chain Guide Bar other than the size and type
provided and listed in the Specifications Chart on page 8.
1.
Soak the new Saw Chain overnight in
Bar and Chain Oil (sold separately).
2.
Remove the Nut Cover (1) and loosen the
Nut (2) on the Drive Cover (3), then loosen
the Tension Screw (26) counter-clockwise
until the Saw Chain (72) is loose.
3.
Unthread the Nut and remove the Drive Cover.
4.
Push the Chain Guide Bar (71) towards the
Sprocket (6) to further loosen the Saw Chain.
5.
Remove the Saw Chain from
the Sprocket, then the Guide Bar.
Note:
Check the condition of the Sprocket when
replacing the chain.
The Sprocket should be
replaced if it shows signs of wear or is damaged.
If needed, have the Sprocket replaced and the
bearings greased by a qualified technician.
Sprocket
Guide Bar
Chain
Figure D:
Sprocket location with Guide
Bar and Saw Chain in place
Note:
Check the condition of the Chain Guide Bar
when replacing the chain.
Refer to
Chain Guide Bar
Care
on page 17.
6.
Flip the Chain Guide Bar over before mounting
the new Saw Chain.
This will ensure that the
Chain Guide Bar wears evenly over time.
CUTTERS MUST FACE IN
DIRECTION OF ROTATION
Tip of
Bar
Cutter
Drivelink
Cutters
Depth Gauge
Drive Links
Direction of Saw
Chain Cutters
Saw
Guide Bar
Nose
7.
Place the new Saw Chain around the Sprocket
and over the Guide Bar.
Make sure the Cutters
of the Saw Chain are facing away from the Chain
Saw along the top edge of the Guide Bar.
Fit
the Chain in the groove around the Guide Bar.
8.
Replace the Drive Cover.
Note:
For proper placement the tab on the Drive Cover
must slide into a slot on the Right Housing (29) and the
pin on the bottom of the Drive Cover must fit into its hole
on the Housing prior to securing the Nut.
Do not force.
9.
Finger tighten the Nut, then tension the
Saw Chain following the steps in
Adjusting
Saw Chain Tension
on page 10.