Sharp 1840TC-FC Instruction Manual And Parts List page 35

3.9.2 Lubrication System On Headstock
The gear construction in headstock is lubricated by mechanical type of direct
drive pump. The pump will supply lubrication during power on.
A: For TY-1840/1860CNC Spindle Speed 2500 R.P.M.
Figure 5-1
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