TT-500 Welding Positioner
Bancroft Engineering, LLC
21550 Doral Road Waukesha, WI 53186
Phone: (262)786-1880
www.bancrofteng.com
V1.0
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8
HANDLING MOUNTED OBJECTS
1.
When attaching work, always wear proper personal protective equipment including a helmet, protective
glasses, and safety shoes.
2.
Attach and align workpieces properly
3.
Check the surrounding area for impediments before starting table rotation.
4.
When placing a workpiece on the table be careful not to create a large impact.
5.
Do not place a load exceeding the max allowable load, this includes all work holding tooling.
TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
SOLUTION
Table does not rotate.
1 Power cord is not properly secured
Secure properly
2 Blown Fuse
Replace fuse
3 Power cord damaged
Replace the power cord
4 Switch or foot switch malfunction
Replace the component
5 Faulty control board
Replace the control board
6 Faulty motor
Replace the motor
7 Bearing damage
Replace the bearing assembly
Fuse Blown
1 Faulty control board
Replace the control board
2 Faulty motor
Replace the motor
3 Bad power supply
Replace fuse and try different power supply
4 Power cord damaged
Replace the power cord
Table does not rotate
smoothly.
1 Bearing nut is loose
Torque bearing nut to 13.2 ft-lbs
2 Bearing damage
Replace the bearing assembly
3
Spatter from welding adhered to
the gears
Clean and apply grease to the gears
Table will not tilt
1 Seized Adjustment Handle
Lubricated and move in both directions to free
up.
DAILY MAINTENANCE
Inspect table ground for proper tension against table.
Test operation of 3 position power switch
Test operation of optional foot pedal if provided
Check for any broken wires or loose connections
Check for any damaged or worn parts
