Haas CNC Alarm Codes Explained: Troubleshooting Guide

Haas Alarm Codes (Error Codes) for CNC Machinists.

Haas Alarm Codes

Haas Alarm Codes

• 101 – COMM. FAILURE WITH MOCON/MOCON MEMORY FAULT
• 102 – SERVOS OFF
• 103 – X SERVO ERROR TOO LARGE
• 104 – Y SERVO ERROR TOO LARGE
• 105 – Z SERVO ERROR TOO LARGE
• 106 – A SERVO ERROR TOO LARGE
• 107 – EMERGENCY OFF
• 108 – X SERVO OVERLOAD
• 109 – Y SERVO OVERLOAD
• 110 – Z SERVO OVERLOAD
• 111 – A SERVO OVERLOAD
• 112 – NO INTERRUPT
• 113 – TURRET UNLOCK FAULT – Haas Lathe
• 113 – SHUTTLE IN FAULT – Haas Mill
• 114 – TURRET LOCK FAULT – Haas Lathe
• 114 – SHUTTLE OUT FAULT – Haas Mill
• 115 – TURRET ROTATE FAULT – Haas Lathe
• 115 – TURRET ROTATE FAULT – Haas Mill
• 116 – SPINDLE ORIENTATION FAULT
• 117 – SPINDLE HIGH GEAR FAULT
• 118 – SPINDLE LOW GEAR FAULT
• 119 – OVERVOLTAGE
• 120 – LOW AIR PRESSURE
• 121 – LOW LUBE OR LOW PRESSURE
• 122 – REGEN OVERHEAT
• 123 – SPINDLE DRIVE FAULT
• 124 – LOW BATTERY
• 125 – TOOL TURRET FAULT – Haas Lathe
• 125 – SHUTTLE FAULT – Haas Mill
• 126 – GEAR FAULT
• 127 – DOOR FAULT – Haas Lathe
• 127 – NO TURRET MARK – Haas Mill
• 128 – SUPER TRAVEL ENABLED ON MULTIPLE AXES – Haas Mill
• 129 – M FIN FAULT
• 130 – CHUCK UNCLAMPED – Haas Lathe
• 130 – TOOL UNCLAMPED – Haas Mill
• 131 – TOOL NOT CLAMPED – Haas Mill
• 132 – POWER DOWN FAILURE
• 133 – SPINDLE BRAKE ENGAGED – Haas Lathe
• 133 – SPINDLE INOPERATIVE – Haas Mill
• 134 – LOW HYDRAULIC PRESSURE – Haas Lathe
• 134 – TOOL CLAMP FAULT – Haas Mill
• 135 – X-AXIS MOTOR OVERHEAT
• 136 – Y-AXIS MOTOR OVERHEAT
• 137 – Z-AXIS MOTOR OVERHEAT
• 138 – A-AXIS MOTOR OVERHEAT
• 139 – X-AXIS MOTOR Z FAULT
• 140 – Y-AXIS MOTOR Z FAULT
• 141 – Z-AXIS MOTOR Z FAULT
• 142 – A-AXIS MOTOR Z FAULT
• 143 – SPINDLE ORIENTATION LOST – Haas Lathe
• 143 – SPINDLE ORIENTATION LOST – Haas Mill
• 144 – TIMEOUT – CALL YOUR DEALER
• 145 – X LIMIT SWITCH
• 146 – Y LIMIT SWITCH
• 147 – Z LIMIT SWITCH
• 148 – A LIMIT SWITCH
• 149 – SPINDLE TURNING – Haas Lathe
• 149 – SPINDLE TURNING – Haas Mill
• 150 – I_MODE OUT OF RANGE – Haas Lathe
• 150 – Z AND TOOL INTERLOCKED – Haas Mill
• 151 – HPC LOW PRESSURE – Haas Lathe
• 151 – LOW THRU SPINDLE COOLANT – Haas Mill
• 152 – SELF TEST FAIL
• 153 – X AXIS Z CH MISSING
• 154 – Y AXIS Z CH MISSING
• 155 – Z AXIS Z CH MISSING
• 156 – A AXIS Z CH MISSING
• 157 – MOCON WATCHDOG FAULT
• 158 – VIDEO/KEYBOARD PCB FAILURE
• 159 – KEYBOARD FAILURE
• 160 – LOW VOLTAGE – Haas Lathe
• 160 – LOW VOLTAGE – Haas Mill
• 161 – X AXIS DRIVE FAULT
• 162 – Y AXIS DRIVE FAULT
• 163 – Z AXIS DRIVE FAULT
• 164 – A AXIS DRIVE FAULT
• 165 – X ZERO RET MARGIN TOO SMALL
• 166 – Y ZERO RET MARGIN TOO SMALL
• 167 – Z ZERO RET MARGIN TOO SMALL
• 168 – A ZERO RET MARGIN TOO SMALL
• 169 – SPINDLE DIRECTION FAULT
• 170 – ENABLED AXIS NEEDS MOCON2 – Haas Mill
• 171 – rpm TOO HIGH TO UNCLAMP – Haas Lathe
• 171 – APC-PALLET CLAMP TIMEOUT – Haas Mill
• 172 – DOOR IS OPEN AND SPINDLE IS TURNING – Haas Lathe
• 172 – APC-PALLET UNCLAMP TIMEOUT – Haas Mill
• 173 – SPINDLE ENCODER Z CH MISSING
• 174 – TOOL LOAD EXCEEDED – Haas Lathe
• 174 – TOOL LOAD EXCEEDED – Haas Mill
• 175 – GROUND FAULT DETECTED
• 176 – OVERHEAT SHUTDOWN
• 177 – OVERVOLTAGE SHUTDOWN
• 178 – DIVIDE BY ZERO
• 179 – LOW PRESSURE TRANS OIL
• 180 – PALLET/FIXTURE NOT CLAMPED – Haas Mill
• 181 – MACRO NOT COMPLETED – SPINDLE DISABLED
• 182 – X CABLE FAULT
• 183 – LIVE TOOLING CABLE FAULT – Haas Lathe
• 183 – Y CABLE FAULT – Haas Mill
• 184 – Z CABLE FAULT
• 185 – A CABLE FAULT
• 186 – SPINDLE NOT TURNING
• 187 – B SERVO ERROR TOO LARGE – Haas Lathe
• 187 – B SERVO ERROR TOO LARGE – Haas Mill
• 188 – B SERVO OVERLOAD
• 189 – B-AXIS MOTOR OVERHEAT
• 190 – B MOTOR Z FAULT
• 191 – B LIMIT SWITCH
• 192 – B AXIS Z CH MISSING
• 193 – B AXIS DRIVE FAULT
• 194 – B ZERO RET MARGIN TOO SMALL
• 195 – B CABLE FAULT
• 196 – COOLANT SPIGOT FAILURE – Haas Mill
• 197 – MISC. SOFTWARE ERROR
• 198 – SPINDLE STALLED
• 199 – NEGATIVE rpm