Troubleshooting; Table 5 Troubleshooting - KEB COMBINORM Instruction Manual

Maintenance and Troubleshooting

7.2 Troubleshooting

The following are some common issues that may occur with the COMBINORM brake, as
well as steps to resolving these issues.
Before performing any troubleshooting, follow all relevant safety guidelines.
→
See section Maintenance Safety Guidelines for details.
Problem
Loss of
Braking
Torque
Delayed
Braking
Function
34
 Contact your local KEB agency for any problems not covered by
i
this manual, or if the troubleshooting steps listed do not fully
resolve the problem.
Potential Causes
Incorrect Voltage
Defective Magnet Coil
Defective Connecting
Cable
Foreign Particles in the
Air Gap
Air Gap Too Large
Flat Spring Overstretched
Friction Surfaces
Contaminated
Thermal Overload of
Brake
Flat Spring Overstretched
Foreign Partiles in the Air
Gap

Table 5 Troubleshooting

 If the above troubleshooting steps do not successfully resolve the
i
issue, contact support at KEB America Inc.
Solution
Only operate the brake with the correct
voltage. See the name plate of the device
for details.
Replace the brake.
Replace the brake.
Thoroughly clean the brake removing any
foreign contaminants from the air gap.
Adjust the air gap to be within parameters.
→
See Adjusting the Air Gap
Check motion of flat spring. Replace brake
if necessary.
Clean friction surfaces. If friction surfaces
are damaged, replace the brake.
Replace the brake.
Check motion of flat spring. Replace brake
if necessary.
Thoroughly clean the brake removing any
foreign contaminants from the air gap.
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