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Maintenance
Saw band exchange
Danger of cutting! Wear gloves when replacing the
saw band.
Only use suitable saw bands.
1.
Release the 4 hexagon screws at the bottom side of
the guidance profile (26).
2. Take off the guidance profile (26).
3.
Open both case doors (2 / 7).
4.
Put upper saw band coping (19) completely down.
5.
Put upper band roll (17) down.
turn the adjusting wheel (1) anti-clockwise, the saw
band is relaxed
6. Take out saw band.
7. Put in new saw band.
Pay attention to a correct position: the teeth must
show forward (direction door).
8. Put saw band centrally on the band roll (17).
9. Turn adjusting wheel (1) clockwise until the saw band does
not glide off any longer.
10. Fasten guidance gib and close lower case door.
11. Subsequently:
Clamp saw band („Saw band tension" p. 17)
Adjust saw band („Incline of the upper band saw roll"
p. 17)
Adjust band guidances („upper band guidance" and
„lower band guidance" p. 20)
Keep saw running at least one minute for testing
Switch off saw, pull out power plug and recheck
adjustments
Adjusting upper band guidance
The upper band guidance consists of:
two guidance rolls (these guide the saw band laterally)
a support roller (this supports the saw band from behind)
Check the guidance rolls and the support roller after
each saw band exchange and each saw band adjust-
ment and readjust it if necessary.
Guidance rolls and support roller are wear parts. Check
these regularly and replace the rolls in case of wear at
the same time.
Adjust guidance rolls:
1.
Release screw (J).
2.
Adjust the holder (K) in that way, that the guidance
rolls (L) start always app. 1 mm behind the teeth ground.
3.
Fasten screw (J).
4.
Release screws (M).
5.
Press guidance rolls (L) against the saw band.
6. Open upper door and turn the band saw roll several times
manually clockwise so that the guidance rolls set in the cor-
rect positions
both guidance rolls must abut slightly on the saw band.
7.
Refasten screws (M).
21
8.
Close upper case door.
Adjust support roller:
1.
Release screw (N).
2.
Press support roller (O) against saw band so that it
abusts slightly on the saw band.
3.
Refasten screw (N)
Adjusting lower band guidance
The lower band guidance consists of:
two guide pins (these guide the saw band laterally)
a support roller (this supports the saw band from behind)
Readjust the guide pins and support roller after each
saw band exchange and each saw band adjustment.
Guide pins and support roller are wearing parts. Check
these regularly and replace the pins and roller in case
of wear at the same time.
1.
Release the 4 hexagon screws at the bottom side of
the guidance profile (26).
2. Take off the guidance gib (26).
3.
Release the 4 nuts and washers on the saw table
guidance (20) and take off the saw table (13).
Adjust guide pins:
1.
Release screw (P).
2.
Adjust the holder (Q) in a way that the guide pins (R)
start app. 1 mm behind the teeth ground.
3.
Fasten screw (P).
4.
Release screws (S).
5.
Press guide pins (R) against the saw band.
6. Open upper door and turn band saw roll several times
manually clockwise that the guide pins set in the correct
position
both guide pins must abut slightly on the saw band.
7.
Refasten screws (S).
8. Close upper case door.
Adjust support roller:
1.
Release screw (T).
2.
Press support roller (U) against saw band so that it
abusts slightly on the saw band.
3.
Refasten screw (T).
4. Guide the table again over the saw band and screw it on at
the saw table guidance.
5. Refasten the stopper guidance profile (26).
Replacing the rubber belts
The band saw rolls (10 / 17 are provided with rubber
belts (24). Worn out or damaged rubber belts must be
immediately replaced.
1. Open the case doors (2 / 7).
2. Remove the saw band ( "Replacing the saw band" on
page 20).
3.
Using a screw driver lift the rubber belt (27) and pull it
off from the band saw roll.
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