# Head

Total amount of lubrication: 28 ml.

Pos | Description
--- | ---
A1 | Apply a thin layer of lubricant A.
A2 | Ensure that the O-rings are greased with lubricant A.
A3 | Ensure that all cog gaps are well filled with lubricant A.
A4 | Fill inner trapezoidal thread with lubricant A.
A5 | Ensure that all cog gaps are well filled with lubricant A (5 ml per part).

Pos | Description
--- | ---
A1 | Apply a thin layer of lubricant A.
A2 | Ensure that the O-rings are well greased with lubricant A.
A3 | Ensure that all cog gaps are well filled with lubricant A.
A4 | Apply a thin layer of lubricant A inside.
A5 | Apply minimum 10 ml of lubricant A.

* Only for models with rapid advance.

Pos | Description
--- | ---
A1 | Ensure that all cog gaps are well filled with lubricant A (5 ml per part).
A2 | Ensure that the O-rings are well greased with lubricant A.