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Insructions manual
BBS 500 B
2014-05-05
7.3. Troubleshooting when using the saw bands
COMMON
PROBLEM
PROBABLE CAUSE
SOLUTION
Teeth.breakage
Great pressure on the saw band
Reduce travel speed
Impurities in the material being cut
Avoid cutting in areas where impurities (stones, metal,
etc.).
Cracking.of.saw.
bands
Incorrect alignment of machine
Follow the instructions in Chapter 2.
Poorly tightened saw band
Check the tension of the saw band - see Chapter 5.1.2.
Worn or improperly seated V-belt
Check and replace according to Chapter 5.1.5.
Worn guides of the saw band
Replace with new guides and adjust according to
Chapter 5.1.1.
Dirty guides
Clean the guides
Guides pre-tighten the saw band
Adjust guides according to chapter 5.1.1.
The guides are not in one plane
Adjust guides according to chapter 5.1.1.
There is not clearance between the saw
band and guide
Adjust guides according to chapter 5.1.1.
Changing the settings of the drive and
tensioning wheel
Call the service centre!
A large clearance in the bearing of the
drive or tensioning wheel or in the tension
body
Replace the bearings
Long use of the saw band without a break Use saw bands max. 2 hrs, let them rest 24 hrs
Excessive wear of the saw band, fatigue,
impaired of the saw band structure
Replace the saw band with a new one. Use saw bands
max. 2 hrs let them rest 24 hrs
High travel speed in cutting
Reduce the material pressure on the saw band -
reduce the travel speed
Dirt between the impeller and the saw band Clean wheels.
The saw band is blunt
Replace the saw band
Cracking in the weld
Replacement or have it repaired
Sliding down of the
saw bands from the
impellers
Worn or improperly seated V-belt
Check and replace according to Chapter 5.1.5.
Dirty impellers with resin
Clean the wheels according to chapter 5.1.3.
Quick entry and exit when cutting with the
saw band
Enter and exit the cut continuously
Too fast travel in the cut with a blunt saw
band
Replace the saw band with a sharp one.
A large clearance in the bearing of the
drive or tensioning wheel or in the tension
body
Replace the bearings
Changing the settings of the drive and
tensioning wheel
Call the service centre!
Uneven cut
A large travel speed in the cut
Reduce travel speed
Insufficient saw band tension
Check the tension of the saw band, see Chapter 5.1.2.
Wrong type of of the saw band
Change the pitch of the teeth
The long distance of the guide from
material
Adjust the guide roller as close to the material being cut
Blunt saw band
Replace the saw band
Incorrect alignment of the saw band on
wheels or in guides
Follow the instructions in Chapter 5.1.1. and 5.1.2.
Impellers dirt with resin
Clean the wheels according to chapter 5.1.3.
Incorrect alignment of machine
Follow the instructions in Chapter 2..
Cut material is not square
Adjust working table and angular rest against the saw
band
