Haas Alarm: 521 – ILLEGAL FUNCTIONAL PARAMETER - CNC Replacement Parts

Haas Alarm: 521 – ILLEGAL FUNCTIONAL PARAMETER

Haas Alarm: 521 ILLEGAL FUNCTIONAL PARAMETER – An illegal value was passed to a function, such as SQRT[ or ASIN[. Check macro formatting.

Our Products

Rebuild the Tool release piston with new orings, snap rings and drawbar contact bolt Works with 20-7640 and 93-30-3205.

TRP Repair Kit – Medium

$45.95

Haas HRT 450 Drive Belt

HRT 450 Drive Belt

$74.95

Tool Changer Cam Box Input Shaft Seal

$55.95

Haas Pre Charge Solenoid Mill Gear Box Machine This Solenoid is the replacemnet for the precharge for the tool release piston on gear box machinies.

Precharge Solenoid — Mill Gearbox Machines

$95.95

Use this ring when replaceing the draw bar or rebuilding it. Use the draw bar spring compression tool found on our tools page to make rebuilding the draw bar easier.

Drawbar Retaining Ring

$7.95

Servo Amplifier

$745.95 – $1,125.95