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Genesis GXT Mobile Shear 67
Symptom
Possible Causes/Solutions
Poor Cutting
Material is beyond shear appetite range
Material is harder than mild steel
Blades are worn beyond 1/8” radius - rotate or replace
Blade gaps are too wide for thin material
Blade protection strips are too high, causing jaw deflection and excessive blade gaps
Piercing tips are worn and need to be squared up or replaced
Too much end play in pivot group - shim to 0.002” to 0.005”
Wear in main bearings is causing jaw deflection and inconsistent blade gaps
Pressures from excavator too low - check at shear port blocks
Shear not kicking out of regeneration or kicking out at too high a pressure range - see
Regeneration Valve section of manual
Shear swivel or cylinder is bypassing - contact the Genesis Service Department for
procedures to check for bypass
Poor Piercing
Piercing tips are worn and need to be squared up or replaced
Guide blades are worn - rotate or replace
Excessive or insufficient gaps at piercing tip and guide blades - shim to specs given in
Guide Blade section of manual
Material Jamming
Excessive blade gaps - shim to specs given in Cutting Blade section of manual
Worn blades - rotate or replace
Excessive or insufficient gaps at piercing tip and guide blades - shim to specs given in
Guide Blade section of manual
Thin material may be wrapping around blades - fold material or draw a larger amount of
material into jaws
Thin material in opening between the guide blades before the piercing tips entered the
lower jaw - operators must be aware of this area at all times
TROUBLE-SHOOTING GUIDE
