Bomar SV 330 DGH, Operating Instructions Manual

Page: 68 / 113

68
Manual version: 2.00/May 2016
Manual rev.: 2
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Problem Possible causes Repair
described in chapter „Worn pieces
replacement“
- Wrongly adjusted swarf brush. Check swarf brush adjustment, set it
according to chapter „Servicing and
adjustment“
- Over stretched saw band Lower the stretching of the saw band
and set the limit switch of the saw band
stretching according to chapter
„Servicing and adjustment“
- Wrongly adjusted hard metal
guides.
Check the adjustment of the hard metal
guides and carry out adjustment as
described in chapter „Servicing and
adjustment“
- Worn hard metal guides of the
saw band.
Check the condition of the hard metal
guides and if they are too worn,
replace hard metal guides according to
chapter „Worn pieces replacement“
- Worn saw band guide bearings. Check the guiding bearings and if you
notice any excessive damage, replace
them according to chapter „Worn
pieces replacement“
- Wrongly adjusted guiding cubes
of the saw band.
Set the guiding cube according to
chapter „Servicing and adjustment“
- Wrongly adjusted speed of
descent of the arm and saw
band speed.
Adjust the descending speed and
speed of the saw band according to
values published by the saw band
manufacturer.
- Different material quality. Adjust the speed of descent and speed
of the saw band according to desired
material (perform a test cut).
- Low quality saw band Replace the saw band (contact your
local accessory supplier for more
information)
- Wrongly chosen saw band tooth
system.
Replace the saw band, keep to the
instructions of the manufacturer.
- Wrongly adjusted run of the saw
band.
Check the space between the top of the
saw band and driving wheel. Adjust the
tracking as described in chapter
„Servicing and adjustment“ if need be.
4. Insufficient cut
output.
- Worn saw band. Replace the saw band, keep to the
instructions of the manufacturer.
- Wrong saw band tooth system. Replace the saw band, keep to the
instructions of the manufacturer.
- Wrongly adjusted speed of
descent of the arm and saw
band speed..
Adjust the descending speed and
speed of the saw band according to
values published by the saw band
manufacturer
5. The cut is not
finished.
- Wrongly adjusted lower stop
point of the saw frame.
Check lower limit switch and screw.
- Stop point surface is messy. Cleanse the stop point surface of the
limit switch from debris and residue
material.
6. Regulation valve
cannot be turned
- Metal chips between the valve
and the panel.
Chips must be removed, then put an O-
Ring of about 10x2 mm onto the shaft.
- There are metal chips inside the Valve must be cleaned or changed.