Southbend SB1019 owner manual Troubleshooti NG

For Machines Mfg. Since 8/09 TROUBLESHOOTI NG Model SB1019

Symptom

Possible Cause

Possible Solution !

The cut is crooked,	1.	The feed rate/pressure is too high.	1.	Decrease the feed rate/pressure.
the blade wanders,	2.	Loose blade.	2.	Keep blade properly tensioned (Page 25).
cuts slow, or shows
	3.	Blade is loading up.	3.	Install a blade with more suitable TPI or different
overheating on one
side of the cut or				style of teeth.
the blade.	4.	Incorrect coolant mixture for	4.	Use correct coolant mixture (refer to coolant
		workpiece/cut.		manufacturer's recommended mixture).

5.Blade installed backwards.5. Check blade rotation as described in “test run” and reverse blade if necessary.

6. Dull blade; missing teeth. 6. Replace blade (Page 24).

7.Blade too wide for size of radius 7. Install a smaller width blade, or increase blade

being cut. tension.

8.The blade speed is wrong.8. Adjust feed rate and cutting speed as required.

9.Blade tracking incorrectly.9. Adjust the blade tracking back to normal.

Blade dulls	1.	Blade is improperly broken in.	1.	Replace blade, and complete blade break in
prematurely, or				procedure.
metal sticking to	2.	The blade gullets are loading up	2.	Use a blade that has larger gullets to carry out
the blade.
		with chips.		material.

3.The blade TPI is too fine for the 3. Use a coarser-tooth blade, adjust feed rate, adjust

		workpiece, so the teeth load up and		blade speed, make sure the brush is working.
		overheat.
	4.	Incorrect coolant mixture for		Use correct coolant mixture (refer to coolant
		workpiece/cut.		manufacturer's recommended mixture).
	5.	The workpiece has hard spots,	5.	Replace the blade with a special blade for cutting
		welds, or scale.		hardened materials.
Repetitive ticking	1.	Blade is missing teeth.	1.	Replace blade (Page 24).
noise coming from	2.	Blade weld contacting blade guides.	2.	Grind blade weld down smaller.
machine.
	3.	Blade weld may be failing.	3.	Cut and reweld the blade, or replace the blade.
Blade wears on	1.	The blade guides are worn or mis-	1.	Re-adjust or replace the blade guides.
one side or shows		adjusted.
overheating.	2.	The blade support is inadequate.	2.	Tighten the blade guide as close to the workpiece as
				possible.
	3.	Dull or incorrect blade.	3.	Replace blade (Page 24).
	4.	Incorrect coolant mixture for	4.	Use correct coolant mixture (refer to coolant
		workpiece/cut.		manufacturer's recommended mixture).
	5.	Blade is bell-mouthed.	5.	Install new blade.
Vibration when	1.	Loose or damaged blade.	1.	Tighten or replace blade.
operating or	2.	Worn wheel bearing.	2.	Check/replace wheel bearing.
cutting.
	3.	Bent or dull blade.	3.	Replace blade (Page 24).
	4.	Loose machine component.	4.	Tighten loose component.
	5.	Wheels worn or incorrectly	5.	Replace wheels.
		installed.
	6	Bandsaw blade wheel appears bent.	6	Check and replace for bad wheel or bearing.

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