GAMMA 8500 Els STRINGING MACHINE (Issue 1 - May 24, 2001) - Manual (Page 21)

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Troubleshooting Tips
PROBLEM SOLUTION
String slips in clamps
To check fuse, remove the power cord and pull the fuse holder straight out. Remove the fuse from the clips
and examine it. If it is burned out, replace it with the spare fuse located in the holder and replace the fuse
holder in its socket. Supply power to the machine and check for proper operation. If problems persist, contact
Gamma Sports Customer Service at 1-800-333-0337.
• Adjust gap between jaws
• Clean clamp jaws
String clamp slips on base • Adjust base locking lever
• Clean base of clamp and turntable glide bars
Self Diagnostics
Electrical system does not function • Check power source / voltage setting
• Check power cord connection
• Check fuse
• Call Gamma Sports customer service
The electronics of the machine are designed to provide self diagnostic trouble shooting information, if parts of
the machine do not function normally. When this occurs, error codes will appear on the display. A summary of
the error codes and corrective actions that should be taken are provided below.
Code Corrective Action
C01
C02
• Check wiring to return microswitch on motor and PC board
• Check return microswitch on motor shaft
• Call GAMMA Sports for assistance
• Check that string is still not engaged in gripper after gripper returns
C06 • Call GAMMA Sports for assistance
C07 • Check for loose power connection at AC socket or wall outlet
• Call GAMMA Sports for assistance
C09 • Check that voltage setting for machine is correct
• Call GAMMA Sports for assistance
To reset the machine after an error code appears, press the Clear (“C”) button on the control panel. If the error
code disappears, resume stringing as normal. If the error code re-appears, corrective action needs to be taken.
For assistance, call the machine repair department of GAMMA Sports at 1-800-333-0337.
String Length Meter measures inconsistently • Contact Gamma Sports Machine Service
Department for SLM Cleaning Procedure
String slips in gripper • Adjust gripper adjustment screw