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Haas Mill M Codes

M-Code Description

M00 Program Stop

M01 Optional Program Stop

M02 Program End (Setting 39)

M03 Spindle On, Clockwise (S) (Setting 144)

M04 Spindle On, Counterclockwise (S) (Setting 144)

M05 Spindle Stop

M06 Tool Change (T) (Setting 42, 87, 155)

M08 Coolant On (Setting 32)

M09 Coolant Off

M10 4th Axis Brake On

M11 4th Axis Brake Release

M12 5th Axis Brake On

M13 5th Axis Brake Release

M16 Tool Change (T) (Same as M06)

M17 APC Pallet Unclamp and Open APC Door

M18 APC Pallet Clamp and Close APC Door

M19 Orient Spindle (P,R values optional)

M21-M28 Optional User M Code Interface with M-Fin Signals

M30 Program End and Reset (Setting 2, 39, 56, 83)

M31 Chip Auger Forward (Setting 114,115)

M33 Chip Auger Stop

M34 Coolant Spigot Position Down, Increment (+1)

M35 Coolant Spigot Position Up, Decrement (-1)

M36 Pallet Part Ready (P)

M39 Rotate Tool Turret (T#) (Setting 86)

M41 Spindle Low Gear Override

M42 Spindle High Gear Override

M50 Execute Pallet Change (P) (Setting 121 thru,129)

M51-M58 Optional User M Code Set

M59 Output Relay Set (N)

M61-M68 Optional User M Code Clear

M69 Output Relay Clear (N)

M75 Set G35 or G136 Reference Point

M76 Control Display Inactive

M77 Control Display Active

M78 Alarm if Skip Signal Found

M79 Alarm if Skip Signal Not Found

M80 Automatic Door Open (Setting 131)

M81 Automatic Door Close (Setting 131)

M82 Tool Unclamp

M83 Auto Air Jet On

M84 Auto Air Jet Off

M86 Tool Clamp

M88 Coolant Through the Spindle On

M89 Coolant Through the Spindle Off

M93 Axis POS Capture Start (P, Q)

M94 Axis POS Capture Stop

M95 Sleep Mode

M96 Jump if No Input (P, Q)

M97 Local Sub-Program Call (P, L)

M98 Sub Program Call (P, L)

M99 M97 Local Sub-Program or M98 Sub-Program Return or Loop Program (Setting 118)

M101 MOM (Minimum Oil Machining) CANNED CYCLE MODE (I)

M102 MOM (Minimum Oil Machining) MODE (I,J)

M103 MOM (Minimum Oil Machining) MODE CANEL

M109 Interactive User Input (P)

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