Hitachi Microscope & Magnifier S-4800 Manual De Usuario
4-
6
(2) How to Inject Oil
Inject oil through the oil injection port so that oil level reaches the center of the red circle in the
oil gauge.
NOTICE: If the oil level is below the lowest point of the red circle, pump performance may
be degraded or oil may be deteriorated earlier than usual. Conversely, if the amount of oil is
excessive,
oil may be blown out. Hence, the proper level of oil should be maintained.
excessive,
oil may be blown out. Hence, the proper level of oil should be maintained.
(3) The oil used in this pump is NEOVAC MR-100 (supplied by Matsumura Sekiyu).
(4) If oil has accumulated in the oil holder located at the center bottom of the rotary pump, you
should push up the oil holder from the bottom of the base, remove the oil holder carefully and
dispose of the oil in the oil holder.
dispose of the oil in the oil holder.
4.2.2 Replacement of Oil Mist Trap
The oil mist trap (L) is of a disposable type. If oil splashes or oil fumes are generated from the
oil mist trap, replace the trap with a new one (P/N 589-8652).
Pull out
Press
Oil holder
Base
Oil
gauge
gauge
Oil injection plug
(injection port)
(injection port)
Proper oil
level range
level range
Approx.
8 mm
8 mm