User Manual

20
4. Check for a light feed pressure setting. Increase if
necessary.
5. Coolant is not properly covering the saw band.
6. The cutting rate is too high.
7. Check for faulty material such as heavy scale,
inclusions, hard spots, etc.
8. Check for saw band vibration.
9. Check for chip welding, or for a chipped tooth lodged
in the cut.
10. Check for incorrect saw band tension setting.
11. Inserts are incorrect for the width of blade being
used. This allows the inserts to hit the set teeth
(listen for clicking sounds during saw band
operation).
SAW BAND SLIPS OFF BANDWHEEL
1. The upper bandwheel is not aligned properly. The
saw band needs to be tracked.
2. Check for slippery coolant, or excessive coolant
volume.
3. Check for incorrect machine alignment.
4. Check for a worn or improperly-adjusted wheel
brush (this allows chips to remain on the bandwheel
tire).
5. Incorrect saw guide blocks are being used.
6. Check for incorrect saw band tension setting.
SURFACE FINISH ON WORK IS TOO ROUGH
1. Check for a worn saw guide insert (adjust or replace
if necessary.
2. Band speed is too low or feed force is too heavy.
3. Blade pitch is too coarse.
4. Check for saw band vibration.
5. Check for a poor weld in the saw band.
NO COOLANT FLOW
1. Make sure reservoir is full.
2. Check for a clogged coolant applicator nozzle.
3. Check for a clogged or kinked coolant hose.
4. Check for a clogged or damaged coolant control
valve.
TRANSMISSION WILL NOT STAY IN GEAR
1. Check for worn gears.
Tr an sm i ss i on r ep l ac e m e nt , re p ai r s,
adjustments or alignment should be performed
only by a DoALL service representative.
TRANSMISSION WILL NOT SHIFT INTO
GEAR
1. Check the shift linkage for loose set screws or
broken spring pins.
2. Check for a jammed shift mechanism.
3. Check for jammed or damaged sliding clutch
jaws.
SLUGGISH HYDRAULIC OPERATION
1. Check for low hydraulic system pressure or low
reservoir level.
2. Check for air in the hydraulic system.
3. Check for a blocked or clogged hydraulic lter.
4. Check for faulty hydraulic pump operation.
5. Check for cold hydraulic oil.
6. Relief valve in hydraulic line is opened too far,
dropping system pressure. See tag on the valve
for correct pressure setting.
LOW HYDRAULIC SYSTEM PRESSURE
1. Check the relief valve for incorrect adjustment or
faulty operation.
2. Hydraulic pump is worn or damaged.
TROUBLE SHOOTING (Continued....)