Southbend SB1041, SB1040 owner manual Tr O U B L E S H O Oti N G

Model SB1040/SB1041 TR O U B L E S H O OTI N G For Machines Mfg. Since 8/09

Symptom

Possible Cause

Possible Solution

Machine or blade	1.	Excessive load on the blade.	1. Reduce feed rate or increase blade speed (see Page
bogs down in the				29).
cut.	2.	V-belts loose; belt squeals at times.	2.	Tighten V-belts(see Page 39).
	3.	V-belts worn and slips.	3.	Replace V-belts (see Page 39).
	4.	Blade is loading up.	4.	Install a blade with more suitable TPI or different
				style of teeth.

5.Blade is dull, wanders, and gets 5. Replace blade, adjust guides and tracking (see

pinched in the cut.	Page 41).
6. Blade is dull.	6. Replace blade (see Page 27).

7.The blade TPI is too coarse for the 7. Use a blade with at least 2 teeth contacting the

		thin workpiece.		material at all times.
	8.	Blade is loose.	8.	Clean wheels and increase blade tension (see Page
				27).
	9.	Material requires cutting fluid.	9.	Use applicable cutting fluid.
	10.	The run capacitor is at fault	10.	Replace the run capacitor (see Wiring on Page 48).
		(SB1040 only).
Ticking sound	1.	Blade weld contacting blade guides.	1.	Grind blade weld down smaller.
when the saw is	2.	Blade weld may be failing.	2.	Cut and reweld the blade, or replace the blade.
running.
Cuts are not square	1.	Pointer or scale not calibrated or	1.	Zero table to blade and realign scale pointers (see
or the intended		loose table.		Page 41). Tighten any loose fasteners.
angle is incorrect.	2.	Table guide post is loose or out of	2.	Tighten any loose hardware or lock levers. Align the
		alignment.		guide post (see Page 42).
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

		thick workpiece, and the teeth load		blade speed, make sure the brush is working.
		up and overheat.
	4.	The workpiece has hard spots,	4.	Replace the blade with a special blade for cutting
		welds, or scale.		hardened materials.
Handwheel has	1.	Leadscrew is dirty or lacks proper	1.	Clean and lubricate the leadscrew (see Page 38).
excessive backlash,		lubrication.
endplay, binds, or	2.	Bevel gears out of adjustment.	2.	Re-adjust bevel gears to reduce backlash (see Page
is difficult to move.
				43).

3.Bearing or leadscrew collar is worn 3. Replace bearing or readjust leadscrew collar (see

or loose. Page 43).

4.Linkage bolts, pins, and holes are 4. Replace linkage bolts, pins, and re-bush any worn

loose or worn. pin holes.

5.Leadscrew or leadscrew nut worn. 5. Replace leadscrew or leadscrew nut.

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