Watson-Marlow Bredel 40 - Manual (Page 29)

MAINTENANCE
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2. The pump housing can be filled with lubricant
via the breather/vent (A) on the rear of the
pump housing. For this purpose remove the
breather cap (B) and position a funnel (C) in the
breather. In order to facilitate the filling with
lubricant the plug (D) on the front of the pump
housing can be removed. Pour the lubricant in
the pump housing via the funnel. Continue until
the lubricant level has reached above the
minimum level line.
7.5 Changing oil in gearbox
1. Isolate the pump from the electrical supply.
2. Position a tray under the gearbox. Remove plug
(A) and drain the gearbox.
3. The plug (A) is magnetically loaded. In this way
metal particles in the oil are pulled to the plug.
Clean the plug and remove any metal particles
if necessary. Check that the sealing ring is not
damaged and replace it if necessary. Place the
plug back in the gearbox and tighten it firmly.
4. Remove level plug (B) and breather (C).
Position a funnel in the hole of breather (C) and
fill the gearbox with oil until the oil just comes
out of the level plug hole (B). Place plug (B) and
plug (C) back and tighten them firmly.
5. Switch on the electrical supply to the pump.
For the required quantity of lubricant, refer
to §
10.1.4 .
For the required lubricant, refer to § 10.2 .