Ironton 57520, Owner'S Manual, Page: 10 / 18

Page 10 of 18

Direction of feed. Feed work into a blade or cutter against the direction of rotation of the blade or
cutter only.
FOR GRINDING DISC

Do not exceed rated speed.

Always wear the proper personal protective equipment including eyewear, ear protection, and
facemasks.

Do not use if wheel is damaged.

Do not overtighten mounting nut.

Always ensure the appropriate guards are installed.

Store out of reach of children.
1. Unplug the sharpener.
2.
Refer to the saw chain’s instructions to determine the sharpening angle.
3. With the angled cutting edges facing right, place the saw chain in the vise, engaging the chain on
the spokes of the chain wheels.
4. Squeeze the vise handle to test clamping tension. Adjust the clamp lock nut until the saw chain
does not move while being clamped.
5. Sharpening the right-hand cutters:
a. Loosen the angle adjustment knob, align the angle arrow to the correct angle to the left of 0
on the miter gauge, and then tighten the angle adjustment knob (Figure E).
b. Turn the chain roller until the first right-hand cutter is in position. Then, engage the chain stop
to keep the chain saw from moving.
c. Pull down on the handle to bring the grinding wheel into the gullet, and then make adjustments:

Turn the chain stop adjustment knob until the grinding wheel just grazes the cutting
edge. Tighten the chain stop lock nut.

Turn the depth adjustment knob until the grinding wheel is just above the bottom of the
gullet. Tighten the depth adjustment lock nut.