M302 - Cold Extrude

thermal Set minimum extrusion temperature, allow cold extrusion. PREVENT_COLD_EXTRUSION

Description

Set the minimum extrusion temperature, potentially allowing E movement at temperatures below the melting point of the material.

Notes

Requires PREVENT_COLD_EXTRUSION.

Usage

M302 [P<flag>] [S<temp>]

Parameters

[P<flag>]

Flag to allow extrusion at any temperature

[S<temp>]

Minimum temperature for safe extrusion

Examples

Some common uses…

M302         ; report current cold extrusion state
M302 P0      ; enable cold extrusion checking
M302 P1      ; disable cold extrusion checking
M302 S0      ; always allow extrusion (disable checking)
M302 S170    ; only allow extrusion above 170
M302 S170 P1 ; set min extrude temp to 170 but leave disabled